# 1 "HelperMacrosTest.cpp"
# 1 "/home/moggi/devel/cppunit/examples/cppunittest//"
# 1 "<built-in>"
# 1 "<command-line>"
# 1 "/usr/include/stdc-predef.h" 1 3 4
# 1 "<command-line>" 2
# 1 "HelperMacrosTest.cpp"
# 1 "../../include/cppunit/config/SourcePrefix.h" 1



# 1 "../../include/cppunit/Portability.h" 1
# 18 "../../include/cppunit/Portability.h"
# 1 "../../include/cppunit/config-auto.h" 1
# 19 "../../include/cppunit/Portability.h" 2







# 1 "../../include/cppunit/config/CppUnitApi.h" 1
# 27 "../../include/cppunit/Portability.h" 2
# 1 "../../include/cppunit/config/SelectDllLoader.h" 1
# 28 "../../include/cppunit/Portability.h" 2
# 5 "../../include/cppunit/config/SourcePrefix.h" 2
# 2 "HelperMacrosTest.cpp" 2
# 1 "FailureException.h" 1




class FailureException
{
};
# 3 "HelperMacrosTest.cpp" 2
# 1 "HelperMacrosTest.h" 1



# 1 "../../include/cppunit/extensions/HelperMacros.h" 1
# 9 "../../include/cppunit/extensions/HelperMacros.h"
# 1 "../../include/cppunit/TestCaller.h" 1



# 1 "../../include/cppunit/Exception.h" 1




# 1 "../../include/cppunit/Message.h" 1
# 11 "../../include/cppunit/Message.h"
# 1 "/usr/include/c++/6.2.1/deque" 1 3
# 58 "/usr/include/c++/6.2.1/deque" 3
       
# 59 "/usr/include/c++/6.2.1/deque" 3

# 1 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 1 3
# 59 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 1 3


# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 4 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 2 3
# 2086 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 3

# 2086 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 3
namespace std
{
  typedef long unsigned int size_t;
  typedef long int ptrdiff_t;


  typedef decltype(nullptr) nullptr_t;

}
# 2108 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 3
namespace std
{
  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
}
namespace __gnu_cxx
{
  inline namespace __cxx11 __attribute__((__abi_tag__ ("cxx11"))) { }
}
# 2385 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/os_defines.h" 1 3
# 39 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/os_defines.h" 3
# 1 "/usr/include/features.h" 1 3 4
# 368 "/usr/include/features.h" 3 4
# 1 "/usr/include/sys/cdefs.h" 1 3 4
# 410 "/usr/include/sys/cdefs.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 411 "/usr/include/sys/cdefs.h" 2 3 4
# 369 "/usr/include/features.h" 2 3 4
# 392 "/usr/include/features.h" 3 4
# 1 "/usr/include/gnu/stubs.h" 1 3 4
# 10 "/usr/include/gnu/stubs.h" 3 4
# 1 "/usr/include/gnu/stubs-64.h" 1 3 4
# 11 "/usr/include/gnu/stubs.h" 2 3 4
# 393 "/usr/include/features.h" 2 3 4
# 40 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/os_defines.h" 2 3
# 2386 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 2 3


# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/cpu_defines.h" 1 3
# 2389 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++config.h" 2 3
# 60 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/functexcept.h" 1 3
# 40 "/usr/include/c++/6.2.1/bits/functexcept.h" 3
# 1 "/usr/include/c++/6.2.1/bits/exception_defines.h" 1 3
# 41 "/usr/include/c++/6.2.1/bits/functexcept.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{



  void
  __throw_bad_exception(void) __attribute__((__noreturn__));


  void
  __throw_bad_alloc(void) __attribute__((__noreturn__));


  void
  __throw_bad_cast(void) __attribute__((__noreturn__));

  void
  __throw_bad_typeid(void) __attribute__((__noreturn__));


  void
  __throw_logic_error(const char*) __attribute__((__noreturn__));

  void
  __throw_domain_error(const char*) __attribute__((__noreturn__));

  void
  __throw_invalid_argument(const char*) __attribute__((__noreturn__));

  void
  __throw_length_error(const char*) __attribute__((__noreturn__));

  void
  __throw_out_of_range(const char*) __attribute__((__noreturn__));

  void
  __throw_out_of_range_fmt(const char*, ...) __attribute__((__noreturn__))
    __attribute__((__format__(__gnu_printf__, 1, 2)));

  void
  __throw_runtime_error(const char*) __attribute__((__noreturn__));

  void
  __throw_range_error(const char*) __attribute__((__noreturn__));

  void
  __throw_overflow_error(const char*) __attribute__((__noreturn__));

  void
  __throw_underflow_error(const char*) __attribute__((__noreturn__));


  void
  __throw_ios_failure(const char*) __attribute__((__noreturn__));

  void
  __throw_system_error(int) __attribute__((__noreturn__));

  void
  __throw_future_error(int) __attribute__((__noreturn__));


  void
  __throw_bad_function_call() __attribute__((__noreturn__));


}
# 61 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/cpp_type_traits.h" 1 3
# 35 "/usr/include/c++/6.2.1/bits/cpp_type_traits.h" 3
       
# 36 "/usr/include/c++/6.2.1/bits/cpp_type_traits.h" 3
# 67 "/usr/include/c++/6.2.1/bits/cpp_type_traits.h" 3
extern "C++" {

namespace std __attribute__ ((__visibility__ ("default")))
{


  struct __true_type { };
  struct __false_type { };

  template<bool>
    struct __truth_type
    { typedef __false_type __type; };

  template<>
    struct __truth_type<true>
    { typedef __true_type __type; };



  template<class _Sp, class _Tp>
    struct __traitor
    {
      enum { __value = bool(_Sp::__value) || bool(_Tp::__value) };
      typedef typename __truth_type<__value>::__type __type;
    };


  template<typename, typename>
    struct __are_same
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };

  template<typename _Tp>
    struct __are_same<_Tp, _Tp>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };


  template<typename _Tp>
    struct __is_void
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };

  template<>
    struct __is_void<void>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };




  template<typename _Tp>
    struct __is_integer
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };





  template<>
    struct __is_integer<bool>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<signed char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<unsigned char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };


  template<>
    struct __is_integer<wchar_t>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };



  template<>
    struct __is_integer<char16_t>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<char32_t>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };


  template<>
    struct __is_integer<short>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<unsigned short>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<int>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<unsigned int>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<long>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<unsigned long>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<long long>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_integer<unsigned long long>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };
# 261 "/usr/include/c++/6.2.1/bits/cpp_type_traits.h" 3
template<> struct __is_integer<__int128> { enum { __value = 1 }; typedef __true_type __type; }; template<> struct __is_integer<unsigned __int128> { enum { __value = 1 }; typedef __true_type __type; };
# 278 "/usr/include/c++/6.2.1/bits/cpp_type_traits.h" 3
  template<typename _Tp>
    struct __is_floating
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };


  template<>
    struct __is_floating<float>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_floating<double>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_floating<long double>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };




  template<typename _Tp>
    struct __is_pointer
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };

  template<typename _Tp>
    struct __is_pointer<_Tp*>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };




  template<typename _Tp>
    struct __is_arithmetic
    : public __traitor<__is_integer<_Tp>, __is_floating<_Tp> >
    { };




  template<typename _Tp>
    struct __is_scalar
    : public __traitor<__is_arithmetic<_Tp>, __is_pointer<_Tp> >
    { };




  template<typename _Tp>
    struct __is_char
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };

  template<>
    struct __is_char<char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };


  template<>
    struct __is_char<wchar_t>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };


  template<typename _Tp>
    struct __is_byte
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };

  template<>
    struct __is_byte<char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_byte<signed char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<>
    struct __is_byte<unsigned char>
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };




  template<typename _Tp>
    struct __is_move_iterator
    {
      enum { __value = 0 };
      typedef __false_type __type;
    };



  template<typename _Iterator>
    inline _Iterator
    __miter_base(_Iterator __it)
    { return __it; }


}
}
# 62 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/ext/type_traits.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/type_traits.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/type_traits.h" 3




extern "C++" {

namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{



  template<bool, typename>
    struct __enable_if
    { };

  template<typename _Tp>
    struct __enable_if<true, _Tp>
    { typedef _Tp __type; };



  template<bool _Cond, typename _Iftrue, typename _Iffalse>
    struct __conditional_type
    { typedef _Iftrue __type; };

  template<typename _Iftrue, typename _Iffalse>
    struct __conditional_type<false, _Iftrue, _Iffalse>
    { typedef _Iffalse __type; };



  template<typename _Tp>
    struct __add_unsigned
    {
    private:
      typedef __enable_if<std::__is_integer<_Tp>::__value, _Tp> __if_type;

    public:
      typedef typename __if_type::__type __type;
    };

  template<>
    struct __add_unsigned<char>
    { typedef unsigned char __type; };

  template<>
    struct __add_unsigned<signed char>
    { typedef unsigned char __type; };

  template<>
    struct __add_unsigned<short>
    { typedef unsigned short __type; };

  template<>
    struct __add_unsigned<int>
    { typedef unsigned int __type; };

  template<>
    struct __add_unsigned<long>
    { typedef unsigned long __type; };

  template<>
    struct __add_unsigned<long long>
    { typedef unsigned long long __type; };


  template<>
    struct __add_unsigned<bool>;

  template<>
    struct __add_unsigned<wchar_t>;



  template<typename _Tp>
    struct __remove_unsigned
    {
    private:
      typedef __enable_if<std::__is_integer<_Tp>::__value, _Tp> __if_type;

    public:
      typedef typename __if_type::__type __type;
    };

  template<>
    struct __remove_unsigned<char>
    { typedef signed char __type; };

  template<>
    struct __remove_unsigned<unsigned char>
    { typedef signed char __type; };

  template<>
    struct __remove_unsigned<unsigned short>
    { typedef short __type; };

  template<>
    struct __remove_unsigned<unsigned int>
    { typedef int __type; };

  template<>
    struct __remove_unsigned<unsigned long>
    { typedef long __type; };

  template<>
    struct __remove_unsigned<unsigned long long>
    { typedef long long __type; };


  template<>
    struct __remove_unsigned<bool>;

  template<>
    struct __remove_unsigned<wchar_t>;



  template<typename _Type>
    inline bool
    __is_null_pointer(_Type* __ptr)
    { return __ptr == 0; }

  template<typename _Type>
    inline bool
    __is_null_pointer(_Type)
    { return false; }


  inline bool
  __is_null_pointer(std::nullptr_t)
  { return true; }



  template<typename _Tp, bool = std::__is_integer<_Tp>::__value>
    struct __promote
    { typedef double __type; };




  template<typename _Tp>
    struct __promote<_Tp, false>
    { };

  template<>
    struct __promote<long double>
    { typedef long double __type; };

  template<>
    struct __promote<double>
    { typedef double __type; };

  template<>
    struct __promote<float>
    { typedef float __type; };

  template<typename _Tp, typename _Up,
           typename _Tp2 = typename __promote<_Tp>::__type,
           typename _Up2 = typename __promote<_Up>::__type>
    struct __promote_2
    {
      typedef __typeof__(_Tp2() + _Up2()) __type;
    };

  template<typename _Tp, typename _Up, typename _Vp,
           typename _Tp2 = typename __promote<_Tp>::__type,
           typename _Up2 = typename __promote<_Up>::__type,
           typename _Vp2 = typename __promote<_Vp>::__type>
    struct __promote_3
    {
      typedef __typeof__(_Tp2() + _Up2() + _Vp2()) __type;
    };

  template<typename _Tp, typename _Up, typename _Vp, typename _Wp,
           typename _Tp2 = typename __promote<_Tp>::__type,
           typename _Up2 = typename __promote<_Up>::__type,
           typename _Vp2 = typename __promote<_Vp>::__type,
           typename _Wp2 = typename __promote<_Wp>::__type>
    struct __promote_4
    {
      typedef __typeof__(_Tp2() + _Up2() + _Vp2() + _Wp2()) __type;
    };


}
}
# 63 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/ext/numeric_traits.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/numeric_traits.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/numeric_traits.h" 3




namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{

# 54 "/usr/include/c++/6.2.1/ext/numeric_traits.h" 3
  template<typename _Value>
    struct __numeric_traits_integer
    {

      static const _Value __min = (((_Value)(-1) < 0) ? (_Value)1 << (sizeof(_Value) * 8 - ((_Value)(-1) < 0)) : (_Value)0);
      static const _Value __max = (((_Value)(-1) < 0) ? (((((_Value)1 << ((sizeof(_Value) * 8 - ((_Value)(-1) < 0)) - 1)) - 1) << 1) + 1) : ~(_Value)0);



      static const bool __is_signed = ((_Value)(-1) < 0);
      static const int __digits = (sizeof(_Value) * 8 - ((_Value)(-1) < 0));
    };

  template<typename _Value>
    const _Value __numeric_traits_integer<_Value>::__min;

  template<typename _Value>
    const _Value __numeric_traits_integer<_Value>::__max;

  template<typename _Value>
    const bool __numeric_traits_integer<_Value>::__is_signed;

  template<typename _Value>
    const int __numeric_traits_integer<_Value>::__digits;
# 99 "/usr/include/c++/6.2.1/ext/numeric_traits.h" 3
  template<typename _Value>
    struct __numeric_traits_floating
    {

      static const int __max_digits10 = (2 + (std::__are_same<_Value, float>::__value ? 24 : std::__are_same<_Value, double>::__value ? 53 : 64) * 643L / 2136);


      static const bool __is_signed = true;
      static const int __digits10 = (std::__are_same<_Value, float>::__value ? 6 : std::__are_same<_Value, double>::__value ? 15 : 18);
      static const int __max_exponent10 = (std::__are_same<_Value, float>::__value ? 38 : std::__are_same<_Value, double>::__value ? 308 : 4932);
    };

  template<typename _Value>
    const int __numeric_traits_floating<_Value>::__max_digits10;

  template<typename _Value>
    const bool __numeric_traits_floating<_Value>::__is_signed;

  template<typename _Value>
    const int __numeric_traits_floating<_Value>::__digits10;

  template<typename _Value>
    const int __numeric_traits_floating<_Value>::__max_exponent10;

  template<typename _Value>
    struct __numeric_traits
    : public __conditional_type<std::__is_integer<_Value>::__value,
    __numeric_traits_integer<_Value>,
    __numeric_traits_floating<_Value> >::__type
    { };


}
# 64 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_pair.h" 1 3
# 59 "/usr/include/c++/6.2.1/bits/stl_pair.h" 3
# 1 "/usr/include/c++/6.2.1/bits/move.h" 1 3
# 34 "/usr/include/c++/6.2.1/bits/move.h" 3
# 1 "/usr/include/c++/6.2.1/bits/concept_check.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/concept_check.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/concept_check.h" 3
# 35 "/usr/include/c++/6.2.1/bits/move.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{







  template<typename _Tp>
    inline _Tp*
    __addressof(_Tp& __r) noexcept
    {
      return reinterpret_cast<_Tp*>
 (&const_cast<char&>(reinterpret_cast<const volatile char&>(__r)));
    }


}


# 1 "/usr/include/c++/6.2.1/type_traits" 1 3
# 32 "/usr/include/c++/6.2.1/type_traits" 3
       
# 33 "/usr/include/c++/6.2.1/type_traits" 3
# 42 "/usr/include/c++/6.2.1/type_traits" 3
namespace std
{
  typedef short unsigned int uint_least16_t;
  typedef unsigned int uint_least32_t;
}





namespace std __attribute__ ((__visibility__ ("default")))
{

# 68 "/usr/include/c++/6.2.1/type_traits" 3
  template<typename _Tp, _Tp __v>
    struct integral_constant
    {
      static constexpr _Tp value = __v;
      typedef _Tp value_type;
      typedef integral_constant<_Tp, __v> type;
      constexpr operator value_type() const { return value; }




      constexpr value_type operator()() const { return value; }

    };

  template<typename _Tp, _Tp __v>
    constexpr _Tp integral_constant<_Tp, __v>::value;


  typedef integral_constant<bool, true> true_type;


  typedef integral_constant<bool, false> false_type;

  template<bool __v>
    using __bool_constant = integral_constant<bool, __v>;
# 103 "/usr/include/c++/6.2.1/type_traits" 3
  template<bool, typename, typename>
    struct conditional;

  template<typename...>
    struct __or_;

  template<>
    struct __or_<>
    : public false_type
    { };

  template<typename _B1>
    struct __or_<_B1>
    : public _B1
    { };

  template<typename _B1, typename _B2>
    struct __or_<_B1, _B2>
    : public conditional<_B1::value, _B1, _B2>::type
    { };

  template<typename _B1, typename _B2, typename _B3, typename... _Bn>
    struct __or_<_B1, _B2, _B3, _Bn...>
    : public conditional<_B1::value, _B1, __or_<_B2, _B3, _Bn...>>::type
    { };

  template<typename...>
    struct __and_;

  template<>
    struct __and_<>
    : public true_type
    { };

  template<typename _B1>
    struct __and_<_B1>
    : public _B1
    { };

  template<typename _B1, typename _B2>
    struct __and_<_B1, _B2>
    : public conditional<_B1::value, _B2, _B1>::type
    { };

  template<typename _B1, typename _B2, typename _B3, typename... _Bn>
    struct __and_<_B1, _B2, _B3, _Bn...>
    : public conditional<_B1::value, __and_<_B2, _B3, _Bn...>, _B1>::type
    { };

  template<typename _Pp>
    struct __not_
    : public integral_constant<bool, !_Pp::value>
    { };
# 182 "/usr/include/c++/6.2.1/type_traits" 3
  template<typename _Tp>
    struct __success_type
    { typedef _Tp type; };

  struct __failure_type
  { };



  template<typename>
    struct remove_cv;

  template<typename>
    struct __is_void_helper
    : public false_type { };

  template<>
    struct __is_void_helper<void>
    : public true_type { };


  template<typename _Tp>
    struct is_void
    : public __is_void_helper<typename remove_cv<_Tp>::type>::type
    { };

  template<typename>
    struct __is_integral_helper
    : public false_type { };

  template<>
    struct __is_integral_helper<bool>
    : public true_type { };

  template<>
    struct __is_integral_helper<char>
    : public true_type { };

  template<>
    struct __is_integral_helper<signed char>
    : public true_type { };

  template<>
    struct __is_integral_helper<unsigned char>
    : public true_type { };


  template<>
    struct __is_integral_helper<wchar_t>
    : public true_type { };


  template<>
    struct __is_integral_helper<char16_t>
    : public true_type { };

  template<>
    struct __is_integral_helper<char32_t>
    : public true_type { };

  template<>
    struct __is_integral_helper<short>
    : public true_type { };

  template<>
    struct __is_integral_helper<unsigned short>
    : public true_type { };

  template<>
    struct __is_integral_helper<int>
    : public true_type { };

  template<>
    struct __is_integral_helper<unsigned int>
    : public true_type { };

  template<>
    struct __is_integral_helper<long>
    : public true_type { };

  template<>
    struct __is_integral_helper<unsigned long>
    : public true_type { };

  template<>
    struct __is_integral_helper<long long>
    : public true_type { };

  template<>
    struct __is_integral_helper<unsigned long long>
    : public true_type { };




  template<>
    struct __is_integral_helper<__int128>
    : public true_type { };

  template<>
    struct __is_integral_helper<unsigned __int128>
    : public true_type { };
# 314 "/usr/include/c++/6.2.1/type_traits" 3
  template<typename _Tp>
    struct is_integral
    : public __is_integral_helper<typename remove_cv<_Tp>::type>::type
    { };

  template<typename>
    struct __is_floating_point_helper
    : public false_type { };

  template<>
    struct __is_floating_point_helper<float>
    : public true_type { };

  template<>
    struct __is_floating_point_helper<double>
    : public true_type { };

  template<>
    struct __is_floating_point_helper<long double>
    : public true_type { };


  template<>
    struct __is_floating_point_helper<__float128>
    : public true_type { };



  template<typename _Tp>
    struct is_floating_point
    : public __is_floating_point_helper<typename remove_cv<_Tp>::type>::type
    { };


  template<typename>
    struct is_array
    : public false_type { };

  template<typename _Tp, std::size_t _Size>
    struct is_array<_Tp[_Size]>
    : public true_type { };

  template<typename _Tp>
    struct is_array<_Tp[]>
    : public true_type { };

  template<typename>
    struct __is_pointer_helper
    : public false_type { };

  template<typename _Tp>
    struct __is_pointer_helper<_Tp*>
    : public true_type { };


  template<typename _Tp>
    struct is_pointer
    : public __is_pointer_helper<typename remove_cv<_Tp>::type>::type
    { };


  template<typename>
    struct is_lvalue_reference
    : public false_type { };

  template<typename _Tp>
    struct is_lvalue_reference<_Tp&>
    : public true_type { };


  template<typename>
    struct is_rvalue_reference
    : public false_type { };

  template<typename _Tp>
    struct is_rvalue_reference<_Tp&&>
    : public true_type { };

  template<typename>
    struct is_function;

  template<typename>
    struct __is_member_object_pointer_helper
    : public false_type { };

  template<typename _Tp, typename _Cp>
    struct __is_member_object_pointer_helper<_Tp _Cp::*>
    : public integral_constant<bool, !is_function<_Tp>::value> { };


  template<typename _Tp>
    struct is_member_object_pointer
    : public __is_member_object_pointer_helper<
    typename remove_cv<_Tp>::type>::type
    { };

  template<typename>
    struct __is_member_function_pointer_helper
    : public false_type { };

  template<typename _Tp, typename _Cp>
    struct __is_member_function_pointer_helper<_Tp _Cp::*>
    : public integral_constant<bool, is_function<_Tp>::value> { };


  template<typename _Tp>
    struct is_member_function_pointer
    : public __is_member_function_pointer_helper<
    typename remove_cv<_Tp>::type>::type
    { };


  template<typename _Tp>
    struct is_enum
    : public integral_constant<bool, __is_enum(_Tp)>
    { };


  template<typename _Tp>
    struct is_union
    : public integral_constant<bool, __is_union(_Tp)>
    { };


  template<typename _Tp>
    struct is_class
    : public integral_constant<bool, __is_class(_Tp)>
    { };


  template<typename>
    struct is_function
    : public false_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...)>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......)>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) const>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) const &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) const &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) const>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) const &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) const &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) volatile>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) volatile &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) volatile &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) volatile>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) volatile &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) volatile &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) const volatile>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) const volatile &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes...) const volatile &&>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) const volatile>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) const volatile &>
    : public true_type { };

  template<typename _Res, typename... _ArgTypes>
    struct is_function<_Res(_ArgTypes......) const volatile &&>
    : public true_type { };



  template<typename>
    struct __is_null_pointer_helper
    : public false_type { };

  template<>
    struct __is_null_pointer_helper<std::nullptr_t>
    : public true_type { };


  template<typename _Tp>
    struct is_null_pointer
    : public __is_null_pointer_helper<typename remove_cv<_Tp>::type>::type
    { };


  template<typename _Tp>
    struct __is_nullptr_t
    : public is_null_pointer<_Tp>
    { };




  template<typename _Tp>
    struct is_reference
    : public __or_<is_lvalue_reference<_Tp>,
                   is_rvalue_reference<_Tp>>::type
    { };


  template<typename _Tp>
    struct is_arithmetic
    : public __or_<is_integral<_Tp>, is_floating_point<_Tp>>::type
    { };


  template<typename _Tp>
    struct is_fundamental
    : public __or_<is_arithmetic<_Tp>, is_void<_Tp>,
     is_null_pointer<_Tp>>::type
    { };


  template<typename _Tp>
    struct is_object
    : public __not_<__or_<is_function<_Tp>, is_reference<_Tp>,
                          is_void<_Tp>>>::type
    { };

  template<typename>
    struct is_member_pointer;


  template<typename _Tp>
    struct is_scalar
    : public __or_<is_arithmetic<_Tp>, is_enum<_Tp>, is_pointer<_Tp>,
                   is_member_pointer<_Tp>, is_null_pointer<_Tp>>::type
    { };


  template<typename _Tp>
    struct is_compound
    : public integral_constant<bool, !is_fundamental<_Tp>::value> { };

  template<typename _Tp>
    struct __is_member_pointer_helper
    : public false_type { };

  template<typename _Tp, typename _Cp>
    struct __is_member_pointer_helper<_Tp _Cp::*>
    : public true_type { };


  template<typename _Tp>
    struct is_member_pointer
    : public __is_member_pointer_helper<typename remove_cv<_Tp>::type>::type
    { };



  template<typename _Tp>
    struct __is_referenceable
    : public __or_<is_object<_Tp>, is_reference<_Tp>>::type
    { };

  template<typename _Res, typename... _Args>
    struct __is_referenceable<_Res(_Args...)>
    : public true_type
    { };

  template<typename _Res, typename... _Args>
    struct __is_referenceable<_Res(_Args......)>
    : public true_type
    { };




  template<typename>
    struct is_const
    : public false_type { };

  template<typename _Tp>
    struct is_const<_Tp const>
    : public true_type { };


  template<typename>
    struct is_volatile
    : public false_type { };

  template<typename _Tp>
    struct is_volatile<_Tp volatile>
    : public true_type { };


  template<typename _Tp>
    struct is_trivial
    : public integral_constant<bool, __is_trivial(_Tp)>
    { };


  template<typename _Tp>
    struct is_trivially_copyable
    : public integral_constant<bool, __is_trivially_copyable(_Tp)>
    { };


  template<typename _Tp>
    struct is_standard_layout
    : public integral_constant<bool, __is_standard_layout(_Tp)>
    { };



  template<typename _Tp>
    struct is_pod
    : public integral_constant<bool, __is_pod(_Tp)>
    { };


  template<typename _Tp>
    struct is_literal_type
    : public integral_constant<bool, __is_literal_type(_Tp)>
    { };


  template<typename _Tp>
    struct is_empty
    : public integral_constant<bool, __is_empty(_Tp)>
    { };


  template<typename _Tp>
    struct is_polymorphic
    : public integral_constant<bool, __is_polymorphic(_Tp)>
    { };




  template<typename _Tp>
    struct is_final
    : public integral_constant<bool, __is_final(_Tp)>
    { };



  template<typename _Tp>
    struct is_abstract
    : public integral_constant<bool, __is_abstract(_Tp)>
    { };

  template<typename _Tp,
    bool = is_arithmetic<_Tp>::value>
    struct __is_signed_helper
    : public false_type { };

  template<typename _Tp>
    struct __is_signed_helper<_Tp, true>
    : public integral_constant<bool, _Tp(-1) < _Tp(0)>
    { };


  template<typename _Tp>
    struct is_signed
    : public __is_signed_helper<_Tp>::type
    { };


  template<typename _Tp>
    struct is_unsigned
    : public __and_<is_arithmetic<_Tp>, __not_<is_signed<_Tp>>>
    { };




  template<typename>
    struct add_rvalue_reference;





  template<typename _Tp>
    typename add_rvalue_reference<_Tp>::type declval() noexcept;

  template<typename, unsigned = 0>
    struct extent;

  template<typename>
    struct remove_all_extents;

  template<typename _Tp>
    struct __is_array_known_bounds
    : public integral_constant<bool, (extent<_Tp>::value > 0)>
    { };

  template<typename _Tp>
    struct __is_array_unknown_bounds
    : public __and_<is_array<_Tp>, __not_<extent<_Tp>>>
    { };






  struct __do_is_destructible_impl
  {
    template<typename _Tp, typename = decltype(declval<_Tp&>().~_Tp())>
      static true_type __test(int);

    template<typename>
      static false_type __test(...);
  };

  template<typename _Tp>
    struct __is_destructible_impl
    : public __do_is_destructible_impl
    {
      typedef decltype(__test<_Tp>(0)) type;
    };

  template<typename _Tp,
           bool = __or_<is_void<_Tp>,
                        __is_array_unknown_bounds<_Tp>,
                        is_function<_Tp>>::value,
           bool = __or_<is_reference<_Tp>, is_scalar<_Tp>>::value>
    struct __is_destructible_safe;

  template<typename _Tp>
    struct __is_destructible_safe<_Tp, false, false>
    : public __is_destructible_impl<typename
               remove_all_extents<_Tp>::type>::type
    { };

  template<typename _Tp>
    struct __is_destructible_safe<_Tp, true, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_destructible_safe<_Tp, false, true>
    : public true_type { };


  template<typename _Tp>
    struct is_destructible
    : public __is_destructible_safe<_Tp>::type
    { };





  struct __do_is_nt_destructible_impl
  {
    template<typename _Tp>
      static integral_constant<bool, noexcept(declval<_Tp&>().~_Tp())>
        __test(int);

    template<typename>
      static false_type __test(...);
  };

  template<typename _Tp>
    struct __is_nt_destructible_impl
    : public __do_is_nt_destructible_impl
    {
      typedef decltype(__test<_Tp>(0)) type;
    };

  template<typename _Tp,
           bool = __or_<is_void<_Tp>,
                        __is_array_unknown_bounds<_Tp>,
                        is_function<_Tp>>::value,
           bool = __or_<is_reference<_Tp>, is_scalar<_Tp>>::value>
    struct __is_nt_destructible_safe;

  template<typename _Tp>
    struct __is_nt_destructible_safe<_Tp, false, false>
    : public __is_nt_destructible_impl<typename
               remove_all_extents<_Tp>::type>::type
    { };

  template<typename _Tp>
    struct __is_nt_destructible_safe<_Tp, true, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_nt_destructible_safe<_Tp, false, true>
    : public true_type { };


  template<typename _Tp>
    struct is_nothrow_destructible
    : public __is_nt_destructible_safe<_Tp>::type
    { };

  struct __do_is_default_constructible_impl
  {
    template<typename _Tp, typename = decltype(_Tp())>
      static true_type __test(int);

    template<typename>
      static false_type __test(...);
  };

  template<typename _Tp>
    struct __is_default_constructible_impl
    : public __do_is_default_constructible_impl
    {
      typedef decltype(__test<_Tp>(0)) type;
    };

  template<typename _Tp>
    struct __is_default_constructible_atom
    : public __and_<__not_<is_void<_Tp>>,
                    __is_default_constructible_impl<_Tp>>
    { };

  template<typename _Tp, bool = is_array<_Tp>::value>
    struct __is_default_constructible_safe;






  template<typename _Tp>
    struct __is_default_constructible_safe<_Tp, true>
    : public __and_<__is_array_known_bounds<_Tp>,
      __is_default_constructible_atom<typename
                      remove_all_extents<_Tp>::type>>
    { };

  template<typename _Tp>
    struct __is_default_constructible_safe<_Tp, false>
    : public __is_default_constructible_atom<_Tp>::type
    { };


  template<typename _Tp>
    struct is_default_constructible
    : public __is_default_constructible_safe<_Tp>::type
    { };
# 926 "/usr/include/c++/6.2.1/type_traits" 3
  struct __do_is_static_castable_impl
  {
    template<typename _From, typename _To, typename
             = decltype(static_cast<_To>(declval<_From>()))>
      static true_type __test(int);

    template<typename, typename>
      static false_type __test(...);
  };

  template<typename _From, typename _To>
    struct __is_static_castable_impl
    : public __do_is_static_castable_impl
    {
      typedef decltype(__test<_From, _To>(0)) type;
    };

  template<typename _From, typename _To>
    struct __is_static_castable_safe
    : public __is_static_castable_impl<_From, _To>::type
    { };


  template<typename _From, typename _To>
    struct __is_static_castable
    : public integral_constant<bool, (__is_static_castable_safe<
          _From, _To>::value)>
    { };






  struct __do_is_direct_constructible_impl
  {
    template<typename _Tp, typename _Arg, typename
      = decltype(::new _Tp(declval<_Arg>()))>
      static true_type __test(int);

    template<typename, typename>
      static false_type __test(...);
  };

  template<typename _Tp, typename _Arg>
    struct __is_direct_constructible_impl
    : public __do_is_direct_constructible_impl
    {
      typedef decltype(__test<_Tp, _Arg>(0)) type;
    };

  template<typename _Tp, typename _Arg>
    struct __is_direct_constructible_new_safe
    : public __and_<is_destructible<_Tp>,
                    __is_direct_constructible_impl<_Tp, _Arg>>
    { };

  template<typename, typename>
    struct is_same;

  template<typename, typename>
    struct is_base_of;

  template<typename>
    struct remove_reference;

  template<typename _From, typename _To, bool
           = __not_<__or_<is_void<_From>,
                          is_function<_From>>>::value>
    struct __is_base_to_derived_ref;

  template<typename _Tp, typename... _Args>
    struct is_constructible;



  template<typename _From, typename _To>
    struct __is_base_to_derived_ref<_From, _To, true>
    {
      typedef typename remove_cv<typename remove_reference<_From
        >::type>::type __src_t;
      typedef typename remove_cv<typename remove_reference<_To
        >::type>::type __dst_t;
      typedef __and_<__not_<is_same<__src_t, __dst_t>>,
       is_base_of<__src_t, __dst_t>,
       __not_<is_constructible<__dst_t, _From>>> type;
      static constexpr bool value = type::value;
    };

  template<typename _From, typename _To>
    struct __is_base_to_derived_ref<_From, _To, false>
    : public false_type
    { };

  template<typename _From, typename _To, bool
           = __and_<is_lvalue_reference<_From>,
                    is_rvalue_reference<_To>>::value>
    struct __is_lvalue_to_rvalue_ref;



  template<typename _From, typename _To>
    struct __is_lvalue_to_rvalue_ref<_From, _To, true>
    {
      typedef typename remove_cv<typename remove_reference<
        _From>::type>::type __src_t;
      typedef typename remove_cv<typename remove_reference<
        _To>::type>::type __dst_t;
      typedef __and_<__not_<is_function<__src_t>>,
        __or_<is_same<__src_t, __dst_t>,
      is_base_of<__dst_t, __src_t>>> type;
      static constexpr bool value = type::value;
    };

  template<typename _From, typename _To>
    struct __is_lvalue_to_rvalue_ref<_From, _To, false>
    : public false_type
    { };







  template<typename _Tp, typename _Arg>
    struct __is_direct_constructible_ref_cast
    : public __and_<__is_static_castable<_Arg, _Tp>,
                    __not_<__or_<__is_base_to_derived_ref<_Arg, _Tp>,
                                 __is_lvalue_to_rvalue_ref<_Arg, _Tp>
                   >>>
    { };

  template<typename _Tp, typename _Arg>
    struct __is_direct_constructible_new
    : public conditional<is_reference<_Tp>::value,
    __is_direct_constructible_ref_cast<_Tp, _Arg>,
    __is_direct_constructible_new_safe<_Tp, _Arg>
    >::type
    { };

  template<typename _Tp, typename _Arg>
    struct __is_direct_constructible
    : public __is_direct_constructible_new<_Tp, _Arg>::type
    { };






  struct __do_is_nary_constructible_impl
  {
    template<typename _Tp, typename... _Args, typename
             = decltype(_Tp(declval<_Args>()...))>
      static true_type __test(int);

    template<typename, typename...>
      static false_type __test(...);
  };

  template<typename _Tp, typename... _Args>
    struct __is_nary_constructible_impl
    : public __do_is_nary_constructible_impl
    {
      typedef decltype(__test<_Tp, _Args...>(0)) type;
    };

  template<typename _Tp, typename... _Args>
    struct __is_nary_constructible
    : public __is_nary_constructible_impl<_Tp, _Args...>::type
    {
      static_assert(sizeof...(_Args) > 1,
                    "Only useful for > 1 arguments");
    };

  template<typename _Tp, typename... _Args>
    struct __is_constructible_impl
    : public __is_nary_constructible<_Tp, _Args...>
    { };

  template<typename _Tp, typename _Arg>
    struct __is_constructible_impl<_Tp, _Arg>
    : public __is_direct_constructible<_Tp, _Arg>
    { };

  template<typename _Tp>
    struct __is_constructible_impl<_Tp>
    : public is_default_constructible<_Tp>
    { };


  template<typename _Tp, typename... _Args>
    struct is_constructible
    : public __is_constructible_impl<_Tp, _Args...>::type
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_copy_constructible_impl;

  template<typename _Tp>
    struct __is_copy_constructible_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_copy_constructible_impl<_Tp, true>
    : public is_constructible<_Tp, const _Tp&>
    { };


  template<typename _Tp>
    struct is_copy_constructible
    : public __is_copy_constructible_impl<_Tp>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_move_constructible_impl;

  template<typename _Tp>
    struct __is_move_constructible_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_move_constructible_impl<_Tp, true>
    : public is_constructible<_Tp, _Tp&&>
    { };


  template<typename _Tp>
    struct is_move_constructible
    : public __is_move_constructible_impl<_Tp>
    { };

  template<typename _Tp>
    struct __is_nt_default_constructible_atom
    : public integral_constant<bool, noexcept(_Tp())>
    { };

  template<typename _Tp, bool = is_array<_Tp>::value>
    struct __is_nt_default_constructible_impl;

  template<typename _Tp>
    struct __is_nt_default_constructible_impl<_Tp, true>
    : public __and_<__is_array_known_bounds<_Tp>,
      __is_nt_default_constructible_atom<typename
                      remove_all_extents<_Tp>::type>>
    { };

  template<typename _Tp>
    struct __is_nt_default_constructible_impl<_Tp, false>
    : public __is_nt_default_constructible_atom<_Tp>
    { };


  template<typename _Tp>
    struct is_nothrow_default_constructible
    : public __and_<is_default_constructible<_Tp>,
                    __is_nt_default_constructible_impl<_Tp>>
    { };

  template<typename _Tp, typename... _Args>
    struct __is_nt_constructible_impl
    : public integral_constant<bool, noexcept(_Tp(declval<_Args>()...))>
    { };

  template<typename _Tp, typename _Arg>
    struct __is_nt_constructible_impl<_Tp, _Arg>
    : public integral_constant<bool,
                               noexcept(static_cast<_Tp>(declval<_Arg>()))>
    { };

  template<typename _Tp>
    struct __is_nt_constructible_impl<_Tp>
    : public is_nothrow_default_constructible<_Tp>
    { };


  template<typename _Tp, typename... _Args>
    struct is_nothrow_constructible
    : public __and_<is_constructible<_Tp, _Args...>,
      __is_nt_constructible_impl<_Tp, _Args...>>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_nothrow_copy_constructible_impl;

  template<typename _Tp>
    struct __is_nothrow_copy_constructible_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_nothrow_copy_constructible_impl<_Tp, true>
    : public is_nothrow_constructible<_Tp, const _Tp&>
    { };


  template<typename _Tp>
    struct is_nothrow_copy_constructible
    : public __is_nothrow_copy_constructible_impl<_Tp>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_nothrow_move_constructible_impl;

  template<typename _Tp>
    struct __is_nothrow_move_constructible_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_nothrow_move_constructible_impl<_Tp, true>
    : public is_nothrow_constructible<_Tp, _Tp&&>
    { };


  template<typename _Tp>
    struct is_nothrow_move_constructible
    : public __is_nothrow_move_constructible_impl<_Tp>
    { };

  template<typename _Tp, typename _Up>
    class __is_assignable_helper
    {
      template<typename _Tp1, typename _Up1,
        typename = decltype(declval<_Tp1>() = declval<_Up1>())>
 static true_type
 __test(int);

      template<typename, typename>
 static false_type
 __test(...);

    public:
      typedef decltype(__test<_Tp, _Up>(0)) type;
    };


  template<typename _Tp, typename _Up>
    struct is_assignable
      : public __is_assignable_helper<_Tp, _Up>::type
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_copy_assignable_impl;

  template<typename _Tp>
    struct __is_copy_assignable_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_copy_assignable_impl<_Tp, true>
    : public is_assignable<_Tp&, const _Tp&>
    { };


  template<typename _Tp>
    struct is_copy_assignable
    : public __is_copy_assignable_impl<_Tp>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_move_assignable_impl;

  template<typename _Tp>
    struct __is_move_assignable_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_move_assignable_impl<_Tp, true>
    : public is_assignable<_Tp&, _Tp&&>
    { };


  template<typename _Tp>
    struct is_move_assignable
    : public __is_move_assignable_impl<_Tp>
    { };

  template<typename _Tp, typename _Up>
    struct __is_nt_assignable_impl
    : public integral_constant<bool, noexcept(declval<_Tp>() = declval<_Up>())>
    { };


  template<typename _Tp, typename _Up>
    struct is_nothrow_assignable
    : public __and_<is_assignable<_Tp, _Up>,
      __is_nt_assignable_impl<_Tp, _Up>>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_nt_copy_assignable_impl;

  template<typename _Tp>
    struct __is_nt_copy_assignable_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_nt_copy_assignable_impl<_Tp, true>
    : public is_nothrow_assignable<_Tp&, const _Tp&>
    { };


  template<typename _Tp>
    struct is_nothrow_copy_assignable
    : public __is_nt_copy_assignable_impl<_Tp>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __is_nt_move_assignable_impl;

  template<typename _Tp>
    struct __is_nt_move_assignable_impl<_Tp, false>
    : public false_type { };

  template<typename _Tp>
    struct __is_nt_move_assignable_impl<_Tp, true>
    : public is_nothrow_assignable<_Tp&, _Tp&&>
    { };


  template<typename _Tp>
    struct is_nothrow_move_assignable
    : public __is_nt_move_assignable_impl<_Tp>
    { };


  template<typename _Tp, typename... _Args>
    struct is_trivially_constructible
    : public __and_<is_constructible<_Tp, _Args...>, integral_constant<bool,
   __is_trivially_constructible(_Tp, _Args...)>>
    { };


  template<typename _Tp>
    struct is_trivially_default_constructible
    : public is_trivially_constructible<_Tp>::type
    { };

  struct __do_is_implicitly_default_constructible_impl
  {
    template <typename _Tp>
    static void __helper(const _Tp&);

    template <typename _Tp>
    static true_type __test(const _Tp&,
                            decltype(__helper<const _Tp&>({}))* = 0);

    static false_type __test(...);
  };

  template<typename _Tp>
    struct __is_implicitly_default_constructible_impl
      : public __do_is_implicitly_default_constructible_impl
  {
    typedef decltype(__test(declval<_Tp>())) type;
  };

  template<typename _Tp>
    struct __is_implicitly_default_constructible_safe
      : public __is_implicitly_default_constructible_impl<_Tp>::type
  { };

  template <typename _Tp>
    struct __is_implicitly_default_constructible
      : public __and_<is_default_constructible<_Tp>,
                      __is_implicitly_default_constructible_safe<_Tp>>
  { };


  template<typename _Tp>
    struct is_trivially_copy_constructible
    : public __and_<is_copy_constructible<_Tp>,
      integral_constant<bool,
   __is_trivially_constructible(_Tp, const _Tp&)>>
    { };


  template<typename _Tp>
    struct is_trivially_move_constructible
    : public __and_<is_move_constructible<_Tp>,
      integral_constant<bool,
   __is_trivially_constructible(_Tp, _Tp&&)>>
    { };


  template<typename _Tp, typename _Up>
    struct is_trivially_assignable
    : public __and_<is_assignable<_Tp, _Up>,
      integral_constant<bool,
   __is_trivially_assignable(_Tp, _Up)>>
    { };


  template<typename _Tp>
    struct is_trivially_copy_assignable
    : public __and_<is_copy_assignable<_Tp>,
      integral_constant<bool,
   __is_trivially_assignable(_Tp&, const _Tp&)>>
    { };


  template<typename _Tp>
    struct is_trivially_move_assignable
    : public __and_<is_move_assignable<_Tp>,
      integral_constant<bool,
   __is_trivially_assignable(_Tp&, _Tp&&)>>
    { };


  template<typename _Tp>
    struct is_trivially_destructible
    : public __and_<is_destructible<_Tp>, integral_constant<bool,
         __has_trivial_destructor(_Tp)>>
    { };


  template<typename _Tp>
    struct has_trivial_default_constructor
    : public integral_constant<bool, __has_trivial_constructor(_Tp)>
    { } __attribute__ ((__deprecated__));


  template<typename _Tp>
    struct has_trivial_copy_constructor
    : public integral_constant<bool, __has_trivial_copy(_Tp)>
    { } __attribute__ ((__deprecated__));


  template<typename _Tp>
    struct has_trivial_copy_assign
    : public integral_constant<bool, __has_trivial_assign(_Tp)>
    { } __attribute__ ((__deprecated__));


  template<typename _Tp>
    struct has_virtual_destructor
    : public integral_constant<bool, __has_virtual_destructor(_Tp)>
    { };





  template<typename _Tp>
    struct alignment_of
    : public integral_constant<std::size_t, __alignof__(_Tp)> { };


  template<typename>
    struct rank
    : public integral_constant<std::size_t, 0> { };

  template<typename _Tp, std::size_t _Size>
    struct rank<_Tp[_Size]>
    : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };

  template<typename _Tp>
    struct rank<_Tp[]>
    : public integral_constant<std::size_t, 1 + rank<_Tp>::value> { };


  template<typename, unsigned _Uint>
    struct extent
    : public integral_constant<std::size_t, 0> { };

  template<typename _Tp, unsigned _Uint, std::size_t _Size>
    struct extent<_Tp[_Size], _Uint>
    : public integral_constant<std::size_t,
          _Uint == 0 ? _Size : extent<_Tp,
          _Uint - 1>::value>
    { };

  template<typename _Tp, unsigned _Uint>
    struct extent<_Tp[], _Uint>
    : public integral_constant<std::size_t,
          _Uint == 0 ? 0 : extent<_Tp,
             _Uint - 1>::value>
    { };





  template<typename, typename>
    struct is_same
    : public false_type { };

  template<typename _Tp>
    struct is_same<_Tp, _Tp>
    : public true_type { };


  template<typename _Base, typename _Derived>
    struct is_base_of
    : public integral_constant<bool, __is_base_of(_Base, _Derived)>
    { };

  template<typename _From, typename _To,
           bool = __or_<is_void<_From>, is_function<_To>,
                        is_array<_To>>::value>
    struct __is_convertible_helper
    { typedef typename is_void<_To>::type type; };

  template<typename _From, typename _To>
    class __is_convertible_helper<_From, _To, false>
    {
       template<typename _To1>
 static void __test_aux(_To1);

      template<typename _From1, typename _To1,
        typename = decltype(__test_aux<_To1>(std::declval<_From1>()))>
 static true_type
 __test(int);

      template<typename, typename>
 static false_type
 __test(...);

    public:
      typedef decltype(__test<_From, _To>(0)) type;
    };



  template<typename _From, typename _To>
    struct is_convertible
    : public __is_convertible_helper<_From, _To>::type
    { };





  template<typename _Tp>
    struct remove_const
    { typedef _Tp type; };

  template<typename _Tp>
    struct remove_const<_Tp const>
    { typedef _Tp type; };


  template<typename _Tp>
    struct remove_volatile
    { typedef _Tp type; };

  template<typename _Tp>
    struct remove_volatile<_Tp volatile>
    { typedef _Tp type; };


  template<typename _Tp>
    struct remove_cv
    {
      typedef typename
      remove_const<typename remove_volatile<_Tp>::type>::type type;
    };


  template<typename _Tp>
    struct add_const
    { typedef _Tp const type; };


  template<typename _Tp>
    struct add_volatile
    { typedef _Tp volatile type; };


  template<typename _Tp>
    struct add_cv
    {
      typedef typename
      add_const<typename add_volatile<_Tp>::type>::type type;
    };






  template<typename _Tp>
    using remove_const_t = typename remove_const<_Tp>::type;


  template<typename _Tp>
    using remove_volatile_t = typename remove_volatile<_Tp>::type;


  template<typename _Tp>
    using remove_cv_t = typename remove_cv<_Tp>::type;


  template<typename _Tp>
    using add_const_t = typename add_const<_Tp>::type;


  template<typename _Tp>
    using add_volatile_t = typename add_volatile<_Tp>::type;


  template<typename _Tp>
    using add_cv_t = typename add_cv<_Tp>::type;





  template<typename _Tp>
    struct remove_reference
    { typedef _Tp type; };

  template<typename _Tp>
    struct remove_reference<_Tp&>
    { typedef _Tp type; };

  template<typename _Tp>
    struct remove_reference<_Tp&&>
    { typedef _Tp type; };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __add_lvalue_reference_helper
    { typedef _Tp type; };

  template<typename _Tp>
    struct __add_lvalue_reference_helper<_Tp, true>
    { typedef _Tp& type; };


  template<typename _Tp>
    struct add_lvalue_reference
    : public __add_lvalue_reference_helper<_Tp>
    { };

  template<typename _Tp, bool = __is_referenceable<_Tp>::value>
    struct __add_rvalue_reference_helper
    { typedef _Tp type; };

  template<typename _Tp>
    struct __add_rvalue_reference_helper<_Tp, true>
    { typedef _Tp&& type; };


  template<typename _Tp>
    struct add_rvalue_reference
    : public __add_rvalue_reference_helper<_Tp>
    { };



  template<typename _Tp>
    using remove_reference_t = typename remove_reference<_Tp>::type;


  template<typename _Tp>
    using add_lvalue_reference_t = typename add_lvalue_reference<_Tp>::type;


  template<typename _Tp>
    using add_rvalue_reference_t = typename add_rvalue_reference<_Tp>::type;





  template<typename _Unqualified, bool _IsConst, bool _IsVol>
    struct __cv_selector;

  template<typename _Unqualified>
    struct __cv_selector<_Unqualified, false, false>
    { typedef _Unqualified __type; };

  template<typename _Unqualified>
    struct __cv_selector<_Unqualified, false, true>
    { typedef volatile _Unqualified __type; };

  template<typename _Unqualified>
    struct __cv_selector<_Unqualified, true, false>
    { typedef const _Unqualified __type; };

  template<typename _Unqualified>
    struct __cv_selector<_Unqualified, true, true>
    { typedef const volatile _Unqualified __type; };

  template<typename _Qualified, typename _Unqualified,
    bool _IsConst = is_const<_Qualified>::value,
    bool _IsVol = is_volatile<_Qualified>::value>
    class __match_cv_qualifiers
    {
      typedef __cv_selector<_Unqualified, _IsConst, _IsVol> __match;

    public:
      typedef typename __match::__type __type;
    };


  template<typename _Tp>
    struct __make_unsigned
    { typedef _Tp __type; };

  template<>
    struct __make_unsigned<char>
    { typedef unsigned char __type; };

  template<>
    struct __make_unsigned<signed char>
    { typedef unsigned char __type; };

  template<>
    struct __make_unsigned<short>
    { typedef unsigned short __type; };

  template<>
    struct __make_unsigned<int>
    { typedef unsigned int __type; };

  template<>
    struct __make_unsigned<long>
    { typedef unsigned long __type; };

  template<>
    struct __make_unsigned<long long>
    { typedef unsigned long long __type; };


  template<>
    struct __make_unsigned<wchar_t> : __make_unsigned<int>
    { };



  template<>
    struct __make_unsigned<__int128>
    { typedef unsigned __int128 __type; };
# 1778 "/usr/include/c++/6.2.1/type_traits" 3
  template<typename _Tp,
    bool _IsInt = is_integral<_Tp>::value,
    bool _IsEnum = is_enum<_Tp>::value>
    class __make_unsigned_selector;

  template<typename _Tp>
    class __make_unsigned_selector<_Tp, true, false>
    {
      typedef __make_unsigned<typename remove_cv<_Tp>::type> __unsignedt;
      typedef typename __unsignedt::__type __unsigned_type;
      typedef __match_cv_qualifiers<_Tp, __unsigned_type> __cv_unsigned;

    public:
      typedef typename __cv_unsigned::__type __type;
    };

  template<typename _Tp>
    class __make_unsigned_selector<_Tp, false, true>
    {

      typedef unsigned char __smallest;
      static const bool __b0 = sizeof(_Tp) <= sizeof(__smallest);
      static const bool __b1 = sizeof(_Tp) <= sizeof(unsigned short);
      static const bool __b2 = sizeof(_Tp) <= sizeof(unsigned int);
      static const bool __b3 = sizeof(_Tp) <= sizeof(unsigned long);
      typedef conditional<__b3, unsigned long, unsigned long long> __cond3;
      typedef typename __cond3::type __cond3_type;
      typedef conditional<__b2, unsigned int, __cond3_type> __cond2;
      typedef typename __cond2::type __cond2_type;
      typedef conditional<__b1, unsigned short, __cond2_type> __cond1;
      typedef typename __cond1::type __cond1_type;

      typedef typename conditional<__b0, __smallest, __cond1_type>::type
 __unsigned_type;
      typedef __match_cv_qualifiers<_Tp, __unsigned_type> __cv_unsigned;

    public:
      typedef typename __cv_unsigned::__type __type;
    };





  template<typename _Tp>
    struct make_unsigned
    { typedef typename __make_unsigned_selector<_Tp>::__type type; };


  template<>
    struct make_unsigned<bool>;



  template<typename _Tp>
    struct __make_signed
    { typedef _Tp __type; };

  template<>
    struct __make_signed<char>
    { typedef signed char __type; };

  template<>
    struct __make_signed<unsigned char>
    { typedef signed char __type; };

  template<>
    struct __make_signed<unsigned short>
    { typedef signed short __type; };

  template<>
    struct __make_signed<unsigned int>
    { typedef signed int __type; };

  template<>
    struct __make_signed<unsigned long>
    { typedef signed long __type; };

  template<>
    struct __make_signed<unsigned long long>
    { typedef signed long long __type; };
# 1867 "/usr/include/c++/6.2.1/type_traits" 3
  template<>
    struct __make_signed<char16_t> : __make_signed<uint_least16_t>
    { };
  template<>
    struct __make_signed<char32_t> : __make_signed<uint_least32_t>
    { };



  template<>
    struct __make_signed<unsigned __int128>
    { typedef __int128 __type; };
# 1897 "/usr/include/c++/6.2.1/type_traits" 3
  template<typename _Tp,
    bool _IsInt = is_integral<_Tp>::value,
    bool _IsEnum = is_enum<_Tp>::value>
    class __make_signed_selector;

  template<typename _Tp>
    class __make_signed_selector<_Tp, true, false>
    {
      typedef __make_signed<typename remove_cv<_Tp>::type> __signedt;
      typedef typename __signedt::__type __signed_type;
      typedef __match_cv_qualifiers<_Tp, __signed_type> __cv_signed;

    public:
      typedef typename __cv_signed::__type __type;
    };

  template<typename _Tp>
    class __make_signed_selector<_Tp, false, true>
    {
      typedef typename __make_unsigned_selector<_Tp>::__type __unsigned_type;

    public:
      typedef typename __make_signed_selector<__unsigned_type>::__type __type;
    };





  template<typename _Tp>
    struct make_signed
    { typedef typename __make_signed_selector<_Tp>::__type type; };


  template<>
    struct make_signed<bool>;



  template<typename _Tp>
    using make_signed_t = typename make_signed<_Tp>::type;


  template<typename _Tp>
    using make_unsigned_t = typename make_unsigned<_Tp>::type;





  template<typename _Tp>
    struct remove_extent
    { typedef _Tp type; };

  template<typename _Tp, std::size_t _Size>
    struct remove_extent<_Tp[_Size]>
    { typedef _Tp type; };

  template<typename _Tp>
    struct remove_extent<_Tp[]>
    { typedef _Tp type; };


  template<typename _Tp>
    struct remove_all_extents
    { typedef _Tp type; };

  template<typename _Tp, std::size_t _Size>
    struct remove_all_extents<_Tp[_Size]>
    { typedef typename remove_all_extents<_Tp>::type type; };

  template<typename _Tp>
    struct remove_all_extents<_Tp[]>
    { typedef typename remove_all_extents<_Tp>::type type; };



  template<typename _Tp>
    using remove_extent_t = typename remove_extent<_Tp>::type;


  template<typename _Tp>
    using remove_all_extents_t = typename remove_all_extents<_Tp>::type;




  template<typename _Tp, typename>
    struct __remove_pointer_helper
    { typedef _Tp type; };

  template<typename _Tp, typename _Up>
    struct __remove_pointer_helper<_Tp, _Up*>
    { typedef _Up type; };


  template<typename _Tp>
    struct remove_pointer
    : public __remove_pointer_helper<_Tp, typename remove_cv<_Tp>::type>
    { };


  template<typename _Tp, bool = __or_<__is_referenceable<_Tp>,
          is_void<_Tp>>::value>
    struct __add_pointer_helper
    { typedef _Tp type; };

  template<typename _Tp>
    struct __add_pointer_helper<_Tp, true>
    { typedef typename remove_reference<_Tp>::type* type; };

  template<typename _Tp>
    struct add_pointer
    : public __add_pointer_helper<_Tp>
    { };



  template<typename _Tp>
    using remove_pointer_t = typename remove_pointer<_Tp>::type;


  template<typename _Tp>
    using add_pointer_t = typename add_pointer<_Tp>::type;


  template<std::size_t _Len>
    struct __aligned_storage_msa
    {
      union __type
      {
 unsigned char __data[_Len];
 struct __attribute__((__aligned__)) { } __align;
      };
    };
# 2043 "/usr/include/c++/6.2.1/type_traits" 3
  template<std::size_t _Len, std::size_t _Align =
    __alignof__(typename __aligned_storage_msa<_Len>::__type)>
    struct aligned_storage
    {
      union type
      {
 unsigned char __data[_Len];
 struct __attribute__((__aligned__((_Align)))) { } __align;
      };
    };

  template <typename... _Types>
    struct __strictest_alignment
    {
      static const size_t _S_alignment = 0;
      static const size_t _S_size = 0;
    };

  template <typename _Tp, typename... _Types>
    struct __strictest_alignment<_Tp, _Types...>
    {
      static const size_t _S_alignment =
        alignof(_Tp) > __strictest_alignment<_Types...>::_S_alignment
 ? alignof(_Tp) : __strictest_alignment<_Types...>::_S_alignment;
      static const size_t _S_size =
        sizeof(_Tp) > __strictest_alignment<_Types...>::_S_size
 ? sizeof(_Tp) : __strictest_alignment<_Types...>::_S_size;
    };
# 2082 "/usr/include/c++/6.2.1/type_traits" 3
  template <size_t _Len, typename... _Types>
    struct aligned_union
    {
    private:
      static_assert(sizeof...(_Types) != 0, "At least one type is required");

      using __strictest = __strictest_alignment<_Types...>;
      static const size_t _S_len = _Len > __strictest::_S_size
 ? _Len : __strictest::_S_size;
    public:

      static const size_t alignment_value = __strictest::_S_alignment;

      typedef typename aligned_storage<_S_len, alignment_value>::type type;
    };

  template <size_t _Len, typename... _Types>
    const size_t aligned_union<_Len, _Types...>::alignment_value;



  template<typename _Up,
    bool _IsArray = is_array<_Up>::value,
    bool _IsFunction = is_function<_Up>::value>
    struct __decay_selector;


  template<typename _Up>
    struct __decay_selector<_Up, false, false>
    { typedef typename remove_cv<_Up>::type __type; };

  template<typename _Up>
    struct __decay_selector<_Up, true, false>
    { typedef typename remove_extent<_Up>::type* __type; };

  template<typename _Up>
    struct __decay_selector<_Up, false, true>
    { typedef typename add_pointer<_Up>::type __type; };


  template<typename _Tp>
    class decay
    {
      typedef typename remove_reference<_Tp>::type __remove_type;

    public:
      typedef typename __decay_selector<__remove_type>::__type type;
    };

  template<typename _Tp>
    class reference_wrapper;


  template<typename _Tp>
    struct __strip_reference_wrapper
    {
      typedef _Tp __type;
    };

  template<typename _Tp>
    struct __strip_reference_wrapper<reference_wrapper<_Tp> >
    {
      typedef _Tp& __type;
    };

  template<typename _Tp>
    struct __decay_and_strip
    {
      typedef typename __strip_reference_wrapper<
 typename decay<_Tp>::type>::__type __type;
    };




  template<bool, typename _Tp = void>
    struct enable_if
    { };


  template<typename _Tp>
    struct enable_if<true, _Tp>
    { typedef _Tp type; };

  template<typename... _Cond>
    using _Require = typename enable_if<__and_<_Cond...>::value>::type;



  template<bool _Cond, typename _Iftrue, typename _Iffalse>
    struct conditional
    { typedef _Iftrue type; };


  template<typename _Iftrue, typename _Iffalse>
    struct conditional<false, _Iftrue, _Iffalse>
    { typedef _Iffalse type; };


  template<typename... _Tp>
    struct common_type;



  struct __do_common_type_impl
  {
    template<typename _Tp, typename _Up>
      static __success_type<typename decay<decltype
       (true ? std::declval<_Tp>()
        : std::declval<_Up>())>::type> _S_test(int);

    template<typename, typename>
      static __failure_type _S_test(...);
  };

  template<typename _Tp, typename _Up>
    struct __common_type_impl
    : private __do_common_type_impl
    {
      typedef decltype(_S_test<_Tp, _Up>(0)) type;
    };

  struct __do_member_type_wrapper
  {
    template<typename _Tp>
      static __success_type<typename _Tp::type> _S_test(int);

    template<typename>
      static __failure_type _S_test(...);
  };

  template<typename _Tp>
    struct __member_type_wrapper
    : private __do_member_type_wrapper
    {
      typedef decltype(_S_test<_Tp>(0)) type;
    };

  template<typename _CTp, typename... _Args>
    struct __expanded_common_type_wrapper
    {
      typedef common_type<typename _CTp::type, _Args...> type;
    };

  template<typename... _Args>
    struct __expanded_common_type_wrapper<__failure_type, _Args...>
    { typedef __failure_type type; };

  template<typename _Tp>
    struct common_type<_Tp>
    { typedef typename decay<_Tp>::type type; };

  template<typename _Tp, typename _Up>
    struct common_type<_Tp, _Up>
    : public __common_type_impl<_Tp, _Up>::type
    { };

  template<typename _Tp, typename _Up, typename... _Vp>
    struct common_type<_Tp, _Up, _Vp...>
    : public __expanded_common_type_wrapper<typename __member_type_wrapper<
               common_type<_Tp, _Up>>::type, _Vp...>::type
    { };


  template<typename _Tp>
    struct underlying_type
    {
      typedef __underlying_type(_Tp) type;
    };

  template<typename _Tp>
    struct __declval_protector
    {
      static const bool __stop = false;
      static typename add_rvalue_reference<_Tp>::type __delegate();
    };

  template<typename _Tp>
    inline typename add_rvalue_reference<_Tp>::type
    declval() noexcept
    {
      static_assert(__declval_protector<_Tp>::__stop,
      "declval() must not be used!");
      return __declval_protector<_Tp>::__delegate();
    }


  template<typename _Signature>
    class result_of;





  struct __invoke_memfun_ref { };
  struct __invoke_memfun_deref { };
  struct __invoke_memobj_ref { };
  struct __invoke_memobj_deref { };
  struct __invoke_other { };


  template<typename _Tp, typename _Tag>
    struct __result_of_success : __success_type<_Tp>
    { using __invoke_type = _Tag; };


  struct __result_of_memfun_ref_impl
  {
    template<typename _Fp, typename _Tp1, typename... _Args>
      static __result_of_success<decltype(
      (std::declval<_Tp1>().*std::declval<_Fp>())(std::declval<_Args>()...)
      ), __invoke_memfun_ref> _S_test(int);

    template<typename...>
      static __failure_type _S_test(...);
  };

  template<typename _MemPtr, typename _Arg, typename... _Args>
    struct __result_of_memfun_ref
    : private __result_of_memfun_ref_impl
    {
      typedef decltype(_S_test<_MemPtr, _Arg, _Args...>(0)) type;
    };


  struct __result_of_memfun_deref_impl
  {
    template<typename _Fp, typename _Tp1, typename... _Args>
      static __result_of_success<decltype(
      ((*std::declval<_Tp1>()).*std::declval<_Fp>())(std::declval<_Args>()...)
      ), __invoke_memfun_deref> _S_test(int);

    template<typename...>
      static __failure_type _S_test(...);
  };

  template<typename _MemPtr, typename _Arg, typename... _Args>
    struct __result_of_memfun_deref
    : private __result_of_memfun_deref_impl
    {
      typedef decltype(_S_test<_MemPtr, _Arg, _Args...>(0)) type;
    };


  struct __result_of_memobj_ref_impl
  {
    template<typename _Fp, typename _Tp1>
      static __result_of_success<decltype(
      std::declval<_Tp1>().*std::declval<_Fp>()
      ), __invoke_memobj_ref> _S_test(int);

    template<typename, typename>
      static __failure_type _S_test(...);
  };

  template<typename _MemPtr, typename _Arg>
    struct __result_of_memobj_ref
    : private __result_of_memobj_ref_impl
    {
      typedef decltype(_S_test<_MemPtr, _Arg>(0)) type;
    };


  struct __result_of_memobj_deref_impl
  {
    template<typename _Fp, typename _Tp1>
      static __result_of_success<decltype(
      (*std::declval<_Tp1>()).*std::declval<_Fp>()
      ), __invoke_memobj_deref> _S_test(int);

    template<typename, typename>
      static __failure_type _S_test(...);
  };

  template<typename _MemPtr, typename _Arg>
    struct __result_of_memobj_deref
    : private __result_of_memobj_deref_impl
    {
      typedef decltype(_S_test<_MemPtr, _Arg>(0)) type;
    };

  template<typename _MemPtr, typename _Arg>
    struct __result_of_memobj;

  template<typename _Res, typename _Class, typename _Arg>
    struct __result_of_memobj<_Res _Class::*, _Arg>
    {
      typedef typename remove_cv<typename remove_reference<
        _Arg>::type>::type _Argval;
      typedef _Res _Class::* _MemPtr;
      typedef typename conditional<__or_<is_same<_Argval, _Class>,
        is_base_of<_Class, _Argval>>::value,
        __result_of_memobj_ref<_MemPtr, _Arg>,
        __result_of_memobj_deref<_MemPtr, _Arg>
      >::type::type type;
    };

  template<typename _MemPtr, typename _Arg, typename... _Args>
    struct __result_of_memfun;

  template<typename _Res, typename _Class, typename _Arg, typename... _Args>
    struct __result_of_memfun<_Res _Class::*, _Arg, _Args...>
    {
      typedef typename remove_cv<typename remove_reference<
        _Arg>::type>::type _Argval;
      typedef _Res _Class::* _MemPtr;
      typedef typename conditional<__or_<is_same<_Argval, _Class>,
        is_base_of<_Class, _Argval>>::value,
        __result_of_memfun_ref<_MemPtr, _Arg, _Args...>,
        __result_of_memfun_deref<_MemPtr, _Arg, _Args...>
      >::type::type type;
    };





  template<typename _Res, typename _Class, typename _Arg>
    struct __result_of_memobj<_Res _Class::*, reference_wrapper<_Arg>>
    : __result_of_memobj_ref<_Res _Class::*, _Arg&>
    { };

  template<typename _Res, typename _Class, typename _Arg>
    struct __result_of_memobj<_Res _Class::*, reference_wrapper<_Arg>&>
    : __result_of_memobj_ref<_Res _Class::*, _Arg&>
    { };

  template<typename _Res, typename _Class, typename _Arg>
    struct __result_of_memobj<_Res _Class::*, const reference_wrapper<_Arg>&>
    : __result_of_memobj_ref<_Res _Class::*, _Arg&>
    { };

  template<typename _Res, typename _Class, typename _Arg>
    struct __result_of_memobj<_Res _Class::*, reference_wrapper<_Arg>&&>
    : __result_of_memobj_ref<_Res _Class::*, _Arg&>
    { };

  template<typename _Res, typename _Class, typename _Arg>
    struct __result_of_memobj<_Res _Class::*, const reference_wrapper<_Arg>&&>
    : __result_of_memobj_ref<_Res _Class::*, _Arg&>
    { };

  template<typename _Res, typename _Class, typename _Arg, typename... _Args>
    struct __result_of_memfun<_Res _Class::*, reference_wrapper<_Arg>, _Args...>
    : __result_of_memfun_ref<_Res _Class::*, _Arg&, _Args...>
    { };

  template<typename _Res, typename _Class, typename _Arg, typename... _Args>
    struct __result_of_memfun<_Res _Class::*, reference_wrapper<_Arg>&,
         _Args...>
    : __result_of_memfun_ref<_Res _Class::*, _Arg&, _Args...>
    { };

  template<typename _Res, typename _Class, typename _Arg, typename... _Args>
    struct __result_of_memfun<_Res _Class::*, const reference_wrapper<_Arg>&,
         _Args...>
    : __result_of_memfun_ref<_Res _Class::*, _Arg&, _Args...>
    { };

  template<typename _Res, typename _Class, typename _Arg, typename... _Args>
    struct __result_of_memfun<_Res _Class::*, reference_wrapper<_Arg>&&,
         _Args...>
    : __result_of_memfun_ref<_Res _Class::*, _Arg&, _Args...>
    { };

  template<typename _Res, typename _Class, typename _Arg, typename... _Args>
    struct __result_of_memfun<_Res _Class::*, const reference_wrapper<_Arg>&&,
         _Args...>
    : __result_of_memfun_ref<_Res _Class::*, _Arg&, _Args...>
    { };

  template<bool, bool, typename _Functor, typename... _ArgTypes>
    struct __result_of_impl
    {
      typedef __failure_type type;
    };

  template<typename _MemPtr, typename _Arg>
    struct __result_of_impl<true, false, _MemPtr, _Arg>
    : public __result_of_memobj<typename decay<_MemPtr>::type, _Arg>
    { };

  template<typename _MemPtr, typename _Arg, typename... _Args>
    struct __result_of_impl<false, true, _MemPtr, _Arg, _Args...>
    : public __result_of_memfun<typename decay<_MemPtr>::type, _Arg, _Args...>
    { };


  struct __result_of_other_impl
  {
    template<typename _Fn, typename... _Args>
      static __result_of_success<decltype(
      std::declval<_Fn>()(std::declval<_Args>()...)
      ), __invoke_other> _S_test(int);

    template<typename...>
      static __failure_type _S_test(...);
  };

  template<typename _Functor, typename... _ArgTypes>
    struct __result_of_impl<false, false, _Functor, _ArgTypes...>
    : private __result_of_other_impl
    {
      typedef decltype(_S_test<_Functor, _ArgTypes...>(0)) type;
    };

  template<typename _Functor, typename... _ArgTypes>
    struct result_of<_Functor(_ArgTypes...)>
    : public __result_of_impl<
        is_member_object_pointer<
          typename remove_reference<_Functor>::type
        >::value,
        is_member_function_pointer<
          typename remove_reference<_Functor>::type
        >::value,
     _Functor, _ArgTypes...
      >::type
    { };



  template<size_t _Len, size_t _Align =
     __alignof__(typename __aligned_storage_msa<_Len>::__type)>
    using aligned_storage_t = typename aligned_storage<_Len, _Align>::type;

  template <size_t _Len, typename... _Types>
    using aligned_union_t = typename aligned_union<_Len, _Types...>::type;


  template<typename _Tp>
    using decay_t = typename decay<_Tp>::type;


  template<bool _Cond, typename _Tp = void>
    using enable_if_t = typename enable_if<_Cond, _Tp>::type;


  template<bool _Cond, typename _Iftrue, typename _Iffalse>
    using conditional_t = typename conditional<_Cond, _Iftrue, _Iffalse>::type;


  template<typename... _Tp>
    using common_type_t = typename common_type<_Tp...>::type;


  template<typename _Tp>
    using underlying_type_t = typename underlying_type<_Tp>::type;


  template<typename _Tp>
    using result_of_t = typename result_of<_Tp>::type;


  template<typename...> using __void_t = void;




  template<typename...> using void_t = void;



  template<typename _Default, typename _AlwaysVoid,
    template<typename...> class _Op, typename... _Args>
    struct __detector
    {
      using value_t = false_type;
      using type = _Default;
    };


  template<typename _Default, template<typename...> class _Op,
     typename... _Args>
    struct __detector<_Default, __void_t<_Op<_Args...>>, _Op, _Args...>
    {
      using value_t = true_type;
      using type = _Op<_Args...>;
    };


  template<typename _Default, template<typename...> class _Op,
    typename... _Args>
    using __detected_or = __detector<_Default, void, _Op, _Args...>;


  template<typename _Default, template<typename...> class _Op,
    typename... _Args>
    using __detected_or_t
      = typename __detected_or<_Default, _Op, _Args...>::type;


  template<template<typename...> class _Default,
    template<typename...> class _Op, typename... _Args>
    using __detected_or_t_ =
      __detected_or_t<_Default<_Args...>, _Op, _Args...>;
# 2594 "/usr/include/c++/6.2.1/type_traits" 3
  template <typename _Tp>
    struct __is_swappable;

  template <typename _Tp>
    struct __is_nothrow_swappable;

  template<typename _Tp>
    inline
    typename enable_if<__and_<is_move_constructible<_Tp>,
         is_move_assignable<_Tp>>::value>::type
    swap(_Tp&, _Tp&)
    noexcept(__and_<is_nothrow_move_constructible<_Tp>,
             is_nothrow_move_assignable<_Tp>>::value);

  template<typename _Tp, size_t _Nm>
    inline
    typename enable_if<__is_swappable<_Tp>::value>::type
    swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
    noexcept(__is_nothrow_swappable<_Tp>::value);

  namespace __swappable_details {
    using std::swap;

    struct __do_is_swappable_impl
    {
      template<typename _Tp, typename
               = decltype(swap(std::declval<_Tp&>(), std::declval<_Tp&>()))>
        static true_type __test(int);

      template<typename>
        static false_type __test(...);
    };

    struct __do_is_nothrow_swappable_impl
    {
      template<typename _Tp>
        static __bool_constant<
          noexcept(swap(std::declval<_Tp&>(), std::declval<_Tp&>()))
        > __test(int);

      template<typename>
        static false_type __test(...);
    };

  }

  template<typename _Tp>
    struct __is_swappable_impl
    : public __swappable_details::__do_is_swappable_impl
    {
      typedef decltype(__test<_Tp>(0)) type;
    };

  template<typename _Tp>
    struct __is_nothrow_swappable_impl
    : public __swappable_details::__do_is_nothrow_swappable_impl
    {
      typedef decltype(__test<_Tp>(0)) type;
    };

  template<typename _Tp>
    struct __is_swappable
    : public __is_swappable_impl<_Tp>::type
    { };

  template<typename _Tp>
    struct __is_nothrow_swappable
    : public __is_nothrow_swappable_impl<_Tp>::type
    { };


}
# 58 "/usr/include/c++/6.2.1/bits/move.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 74 "/usr/include/c++/6.2.1/bits/move.h" 3
  template<typename _Tp>
    constexpr _Tp&&
    forward(typename std::remove_reference<_Tp>::type& __t) noexcept
    { return static_cast<_Tp&&>(__t); }







  template<typename _Tp>
    constexpr _Tp&&
    forward(typename std::remove_reference<_Tp>::type&& __t) noexcept
    {
      static_assert(!std::is_lvalue_reference<_Tp>::value, "template argument"
      " substituting _Tp is an lvalue reference type");
      return static_cast<_Tp&&>(__t);
    }






  template<typename _Tp>
    constexpr typename std::remove_reference<_Tp>::type&&
    move(_Tp&& __t) noexcept
    { return static_cast<typename std::remove_reference<_Tp>::type&&>(__t); }


  template<typename _Tp>
    struct __move_if_noexcept_cond
    : public __and_<__not_<is_nothrow_move_constructible<_Tp>>,
                    is_copy_constructible<_Tp>>::type { };
# 118 "/usr/include/c++/6.2.1/bits/move.h" 3
  template<typename _Tp>
    constexpr typename
    conditional<__move_if_noexcept_cond<_Tp>::value, const _Tp&, _Tp&&>::type
    move_if_noexcept(_Tp& __x) noexcept
    { return std::move(__x); }
# 133 "/usr/include/c++/6.2.1/bits/move.h" 3
  template<typename _Tp>
    inline _Tp*
    addressof(_Tp& __r) noexcept
    { return std::__addressof(__r); }


  template <typename _Tp, typename _Up = _Tp>
    inline _Tp
    __exchange(_Tp& __obj, _Up&& __new_val)
    {
      _Tp __old_val = std::move(__obj);
      __obj = std::forward<_Up>(__new_val);
      return __old_val;
    }



}
# 159 "/usr/include/c++/6.2.1/bits/move.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 174 "/usr/include/c++/6.2.1/bits/move.h" 3
  template<typename _Tp>
    inline

    typename enable_if<__and_<is_move_constructible<_Tp>,
         is_move_assignable<_Tp>>::value>::type
    swap(_Tp& __a, _Tp& __b)
    noexcept(__and_<is_nothrow_move_constructible<_Tp>,
             is_nothrow_move_assignable<_Tp>>::value)




    {

     

      _Tp __tmp = std::move(__a);
      __a = std::move(__b);
      __b = std::move(__tmp);
    }




  template<typename _Tp, size_t _Nm>
    inline

    typename enable_if<__is_swappable<_Tp>::value>::type
    swap(_Tp (&__a)[_Nm], _Tp (&__b)[_Nm])
    noexcept(__is_nothrow_swappable<_Tp>::value)




    {
      for (size_t __n = 0; __n < _Nm; ++__n)
 swap(__a[__n], __b[__n]);
    }



}
# 60 "/usr/include/c++/6.2.1/bits/stl_pair.h" 2 3





namespace std __attribute__ ((__visibility__ ("default")))
{

# 76 "/usr/include/c++/6.2.1/bits/stl_pair.h" 3
  struct piecewise_construct_t { explicit piecewise_construct_t() = default; };


  constexpr piecewise_construct_t piecewise_construct = piecewise_construct_t();


  template<typename...>
    class tuple;

  template<std::size_t...>
    struct _Index_tuple;






  template <typename _T1, typename _T2, typename _U1, typename _U2>
  constexpr bool _ConstructiblePair()
  {
    return __and_<__or_<is_same<typename decay<_T1>::type,
    typename decay<_U1>::type>,
   is_constructible<_T1, const _U1&>>,
    __or_<is_same<typename decay<_T2>::type,
    typename decay<_U2>::type>,
   is_constructible<_T2, const _U2&>>>::value;
  }

  template <typename _T1, typename _T2, typename _U1, typename _U2>
  constexpr bool _ImplicitlyConvertiblePair()
  {
    return __and_<__or_<is_same<typename decay<_T1>::type,
    typename decay<_U1>::type>,
   is_convertible<const _U1&, _T1>>,
    __or_<is_same<typename decay<_T2>::type,
    typename decay<_U2>::type>,
         is_convertible<const _U2&, _T2>>>::value;
  }

  template <typename _T1, typename _T2, typename _U1, typename _U2>
  constexpr bool _MoveConstructiblePair()
  {
    return __and_<__or_<is_same<typename decay<_T1>::type,
    typename decay<_U1>::type>,
   is_constructible<_T1, _U1&&>>,
    __or_<is_same<typename decay<_T2>::type,
    typename decay<_U2>::type>,
   is_constructible<_T2, _U2&&>>>::value;
  }

  template <typename _T1, typename _T2, typename _U1, typename _U2>
  constexpr bool _ImplicitlyMoveConvertiblePair()
  {
    return __and_<__or_<is_same<typename decay<_T1>::type,
    typename decay<_U1>::type>,
   is_convertible<_U1&&, _T1>>,
    __or_<is_same<typename decay<_T2>::type,
    typename decay<_U2>::type>,
         is_convertible<_U2&&, _T2>>>::value;
  }
# 146 "/usr/include/c++/6.2.1/bits/stl_pair.h" 3
  template<typename _T1, typename _T2>
    struct pair
    {
      typedef _T1 first_type;
      typedef _T2 second_type;

      _T1 first;
      _T2 second;






      template <typename _U1 = _T1,
                typename _U2 = _T2,
                typename enable_if<__and_<
                                     __is_implicitly_default_constructible<_U1>,
                                     __is_implicitly_default_constructible<_U2>>
                                   ::value, bool>::type = true>

      constexpr pair()
      : first(), second() { }


      template <typename _U1 = _T1,
                typename _U2 = _T2,
                typename enable_if<__and_<
                       is_default_constructible<_U1>,
                       is_default_constructible<_U2>,
                       __not_<
                         __and_<__is_implicitly_default_constructible<_U1>,
                                __is_implicitly_default_constructible<_U2>>>>
                                   ::value, bool>::type = false>
      explicit constexpr pair()
      : first(), second() { }







      template<typename _U1 = _T1, typename _U2=_T2, typename
                enable_if<_ConstructiblePair<_T1, _T2, _U1, _U2>()
                         && _ImplicitlyConvertiblePair<_T1, _T2, _U1, _U2>(),
                         bool>::type=true>
      constexpr pair(const _T1& __a, const _T2& __b)
      : first(__a), second(__b) { }

       template<typename _U1 = _T1, typename _U2=_T2, typename
        enable_if<_ConstructiblePair<_T1, _T2, _U1, _U2>()
                         && !_ImplicitlyConvertiblePair<_T1, _T2, _U1, _U2>(),
                         bool>::type=false>
      explicit constexpr pair(const _T1& __a, const _T2& __b)
      : first(__a), second(__b) { }
# 210 "/usr/include/c++/6.2.1/bits/stl_pair.h" 3
      template<typename _U1, typename _U2, typename
        enable_if<_ConstructiblePair<_T1, _T2, _U1, _U2>()
                         && _ImplicitlyConvertiblePair<_T1, _T2, _U1, _U2>(),
                         bool>::type=true>
        constexpr pair(const pair<_U1, _U2>& __p)
        : first(__p.first), second(__p.second) { }

      template<typename _U1, typename _U2, typename
               enable_if<_ConstructiblePair<_T1, _T2, _U1, _U2>()
                         && !_ImplicitlyConvertiblePair<_T1, _T2, _U1, _U2>(),
                         bool>::type=false>
 explicit constexpr pair(const pair<_U1, _U2>& __p)
 : first(__p.first), second(__p.second) { }

      constexpr pair(const pair&) = default;
      constexpr pair(pair&&) = default;


      template<typename _U1, typename
               enable_if<_ConstructiblePair<_T2, _T2, _T2, _T2>()
                         && _MoveConstructiblePair<_T1, _T2, _U1, _T2>()
                         && _ImplicitlyConvertiblePair<_T2, _T2, _T2, _T2>()
                         && _ImplicitlyMoveConvertiblePair<_T1, _T2,
         _U1, _T2>(),
                         bool>::type=true>
       constexpr pair(_U1&& __x, const _T2& __y)
       : first(std::forward<_U1>(__x)), second(__y) { }

      template<typename _U1, typename
               enable_if<_ConstructiblePair<_T2, _T2, _T2, _T2>()
                         && _MoveConstructiblePair<_T1, _T2, _U1, _T2>()
                         && (!_ImplicitlyConvertiblePair<_T2, _T2, _T2, _T2>()
                             || !_ImplicitlyMoveConvertiblePair<_T1, _T2,
                                                                _U1, _T2>()),
                         bool>::type=false>
       explicit constexpr pair(_U1&& __x, const _T2& __y)
       : first(std::forward<_U1>(__x)), second(__y) { }

      template<typename _U2, typename
               enable_if<_ConstructiblePair<_T1, _T1, _T1, _T1>()
                         && _MoveConstructiblePair<_T1, _T2, _T1, _U2>()
                         && _ImplicitlyConvertiblePair<_T1, _T1, _T1, _T1>()
                         && _ImplicitlyMoveConvertiblePair<_T1, _T2,
                                                           _T1, _U2>(),
                         bool>::type=true>
       constexpr pair(const _T1& __x, _U2&& __y)
       : first(__x), second(std::forward<_U2>(__y)) { }

      template<typename _U2, typename
               enable_if<_ConstructiblePair<_T1, _T1, _T1, _T1>()
                         && _MoveConstructiblePair<_T1, _T2, _T1, _U2>()
                         && (!_ImplicitlyConvertiblePair<_T1, _T1, _T1, _T1>()
                             || !_ImplicitlyMoveConvertiblePair<_T1, _T2,
                                                                _T1, _U2>()),
                         bool>::type=false>
       explicit pair(const _T1& __x, _U2&& __y)
       : first(__x), second(std::forward<_U2>(__y)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
                         && _ImplicitlyMoveConvertiblePair<_T1, _T2,
          _U1, _U2>(),
                         bool>::type=true>
 constexpr pair(_U1&& __x, _U2&& __y)
 : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
                         && !_ImplicitlyMoveConvertiblePair<_T1, _T2,
           _U1, _U2>(),
                         bool>::type=false>
 explicit constexpr pair(_U1&& __x, _U2&& __y)
 : first(std::forward<_U1>(__x)), second(std::forward<_U2>(__y)) { }


      template<typename _U1, typename _U2, typename
        enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
                         && _ImplicitlyMoveConvertiblePair<_T1, _T2,
          _U1, _U2>(),
                         bool>::type=true>
 constexpr pair(pair<_U1, _U2>&& __p)
 : first(std::forward<_U1>(__p.first)),
   second(std::forward<_U2>(__p.second)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_MoveConstructiblePair<_T1, _T2, _U1, _U2>()
                         && !_ImplicitlyMoveConvertiblePair<_T1, _T2,
          _U1, _U2>(),
                         bool>::type=false>
 explicit constexpr pair(pair<_U1, _U2>&& __p)
 : first(std::forward<_U1>(__p.first)),
   second(std::forward<_U2>(__p.second)) { }

      template<typename... _Args1, typename... _Args2>
        pair(piecewise_construct_t, tuple<_Args1...>, tuple<_Args2...>);

      pair&
      operator=(const pair& __p)
      {
 first = __p.first;
 second = __p.second;
 return *this;
      }

      pair&
      operator=(pair&& __p)
      noexcept(__and_<is_nothrow_move_assignable<_T1>,
               is_nothrow_move_assignable<_T2>>::value)
      {
 first = std::forward<first_type>(__p.first);
 second = std::forward<second_type>(__p.second);
 return *this;
      }

      template<typename _U1, typename _U2>
 pair&
 operator=(const pair<_U1, _U2>& __p)
 {
   first = __p.first;
   second = __p.second;
   return *this;
 }

      template<typename _U1, typename _U2>
 pair&
 operator=(pair<_U1, _U2>&& __p)
 {
   first = std::forward<_U1>(__p.first);
   second = std::forward<_U2>(__p.second);
   return *this;
 }

      void
      swap(pair& __p)
      noexcept(__is_nothrow_swappable<_T1>::value
               && __is_nothrow_swappable<_T2>::value)
      {
 using std::swap;
 swap(first, __p.first);
 swap(second, __p.second);
      }

    private:
      template<typename... _Args1, std::size_t... _Indexes1,
               typename... _Args2, std::size_t... _Indexes2>
        pair(tuple<_Args1...>&, tuple<_Args2...>&,
             _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>);

    };


  template<typename _T1, typename _T2>
    inline constexpr bool
    operator==(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
    { return __x.first == __y.first && __x.second == __y.second; }


  template<typename _T1, typename _T2>
    inline constexpr bool
    operator<(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
    { return __x.first < __y.first
      || (!(__y.first < __x.first) && __x.second < __y.second); }


  template<typename _T1, typename _T2>
    inline constexpr bool
    operator!=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
    { return !(__x == __y); }


  template<typename _T1, typename _T2>
    inline constexpr bool
    operator>(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
    { return __y < __x; }


  template<typename _T1, typename _T2>
    inline constexpr bool
    operator<=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
    { return !(__y < __x); }


  template<typename _T1, typename _T2>
    inline constexpr bool
    operator>=(const pair<_T1, _T2>& __x, const pair<_T1, _T2>& __y)
    { return !(__x < __y); }





  template<typename _T1, typename _T2>
    inline void
    swap(pair<_T1, _T2>& __x, pair<_T1, _T2>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }
# 422 "/usr/include/c++/6.2.1/bits/stl_pair.h" 3
  template<typename _T1, typename _T2>
    constexpr pair<typename __decay_and_strip<_T1>::__type,
                   typename __decay_and_strip<_T2>::__type>
    make_pair(_T1&& __x, _T2&& __y)
    {
      typedef typename __decay_and_strip<_T1>::__type __ds_type1;
      typedef typename __decay_and_strip<_T2>::__type __ds_type2;
      typedef pair<__ds_type1, __ds_type2> __pair_type;
      return __pair_type(std::forward<_T1>(__x), std::forward<_T2>(__y));
    }
# 441 "/usr/include/c++/6.2.1/bits/stl_pair.h" 3

}
# 65 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 1 3
# 62 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3
       
# 63 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3







namespace std __attribute__ ((__visibility__ ("default")))
{

# 89 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3
  struct input_iterator_tag { };


  struct output_iterator_tag { };


  struct forward_iterator_tag : public input_iterator_tag { };



  struct bidirectional_iterator_tag : public forward_iterator_tag { };



  struct random_access_iterator_tag : public bidirectional_iterator_tag { };
# 116 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3
  template<typename _Category, typename _Tp, typename _Distance = ptrdiff_t,
           typename _Pointer = _Tp*, typename _Reference = _Tp&>
    struct iterator
    {

      typedef _Category iterator_category;

      typedef _Tp value_type;

      typedef _Distance difference_type;

      typedef _Pointer pointer;

      typedef _Reference reference;
    };
# 143 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3
  template<typename _Iterator, typename = __void_t<>>
    struct __iterator_traits { };

  template<typename _Iterator>
    struct __iterator_traits<_Iterator,
        __void_t<typename _Iterator::iterator_category,
          typename _Iterator::value_type,
          typename _Iterator::difference_type,
          typename _Iterator::pointer,
          typename _Iterator::reference>>
    {
      typedef typename _Iterator::iterator_category iterator_category;
      typedef typename _Iterator::value_type value_type;
      typedef typename _Iterator::difference_type difference_type;
      typedef typename _Iterator::pointer pointer;
      typedef typename _Iterator::reference reference;
    };

  template<typename _Iterator>
    struct iterator_traits
    : public __iterator_traits<_Iterator> { };
# 177 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3
  template<typename _Tp>
    struct iterator_traits<_Tp*>
    {
      typedef random_access_iterator_tag iterator_category;
      typedef _Tp value_type;
      typedef ptrdiff_t difference_type;
      typedef _Tp* pointer;
      typedef _Tp& reference;
    };


  template<typename _Tp>
    struct iterator_traits<const _Tp*>
    {
      typedef random_access_iterator_tag iterator_category;
      typedef _Tp value_type;
      typedef ptrdiff_t difference_type;
      typedef const _Tp* pointer;
      typedef const _Tp& reference;
    };





  template<typename _Iter>
    inline typename iterator_traits<_Iter>::iterator_category
    __iterator_category(const _Iter&)
    { return typename iterator_traits<_Iter>::iterator_category(); }
# 230 "/usr/include/c++/6.2.1/bits/stl_iterator_base_types.h" 3
  template<typename _InIter>
    using _RequireInputIter = typename
      enable_if<is_convertible<typename
  iterator_traits<_InIter>::iterator_category,
          input_iterator_tag>::value>::type;



}
# 66 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_iterator_base_funcs.h" 1 3
# 62 "/usr/include/c++/6.2.1/bits/stl_iterator_base_funcs.h" 3
       
# 63 "/usr/include/c++/6.2.1/bits/stl_iterator_base_funcs.h" 3


# 1 "/usr/include/c++/6.2.1/debug/assertions.h" 1 3
# 66 "/usr/include/c++/6.2.1/bits/stl_iterator_base_funcs.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template <typename> struct _List_iterator;
  template <typename> struct _List_const_iterator;




  template<typename _InputIterator>
    inline typename iterator_traits<_InputIterator>::difference_type
    __distance(_InputIterator __first, _InputIterator __last,
               input_iterator_tag)
    {

     

      typename iterator_traits<_InputIterator>::difference_type __n = 0;
      while (__first != __last)
 {
   ++__first;
   ++__n;
 }
      return __n;
    }

  template<typename _RandomAccessIterator>
    inline typename iterator_traits<_RandomAccessIterator>::difference_type
    __distance(_RandomAccessIterator __first, _RandomAccessIterator __last,
               random_access_iterator_tag)
    {

     

      return __last - __first;
    }



  template<typename _Tp>
    ptrdiff_t
    __distance(std::_List_iterator<_Tp>,
        std::_List_iterator<_Tp>,
        input_iterator_tag);

  template<typename _Tp>
    ptrdiff_t
    __distance(std::_List_const_iterator<_Tp>,
        std::_List_const_iterator<_Tp>,
        input_iterator_tag);
# 133 "/usr/include/c++/6.2.1/bits/stl_iterator_base_funcs.h" 3
  template<typename _InputIterator>
    inline typename iterator_traits<_InputIterator>::difference_type
    distance(_InputIterator __first, _InputIterator __last)
    {

      return std::__distance(__first, __last,
        std::__iterator_category(__first));
    }

  template<typename _InputIterator, typename _Distance>
    inline void
    __advance(_InputIterator& __i, _Distance __n, input_iterator_tag)
    {

     
      ;
      while (__n--)
 ++__i;
    }

  template<typename _BidirectionalIterator, typename _Distance>
    inline void
    __advance(_BidirectionalIterator& __i, _Distance __n,
       bidirectional_iterator_tag)
    {

     

      if (__n > 0)
        while (__n--)
   ++__i;
      else
        while (__n++)
   --__i;
    }

  template<typename _RandomAccessIterator, typename _Distance>
    inline void
    __advance(_RandomAccessIterator& __i, _Distance __n,
              random_access_iterator_tag)
    {

     

      __i += __n;
    }
# 192 "/usr/include/c++/6.2.1/bits/stl_iterator_base_funcs.h" 3
  template<typename _InputIterator, typename _Distance>
    inline void
    advance(_InputIterator& __i, _Distance __n)
    {

      typename iterator_traits<_InputIterator>::difference_type __d = __n;
      std::__advance(__i, __d, std::__iterator_category(__i));
    }



  template<typename _ForwardIterator>
    inline _ForwardIterator
    next(_ForwardIterator __x, typename
  iterator_traits<_ForwardIterator>::difference_type __n = 1)
    {

     

      std::advance(__x, __n);
      return __x;
    }

  template<typename _BidirectionalIterator>
    inline _BidirectionalIterator
    prev(_BidirectionalIterator __x, typename
  iterator_traits<_BidirectionalIterator>::difference_type __n = 1)
    {

     

      std::advance(__x, -__n);
      return __x;
    }




}
# 67 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 1 3
# 66 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
# 1 "/usr/include/c++/6.2.1/bits/ptr_traits.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/ptr_traits.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  class __undefined;


  template<typename _Tp>
    struct __get_first_arg
    { using type = __undefined; };

  template<template<typename, typename...> class _Template, typename _Tp,
           typename... _Types>
    struct __get_first_arg<_Template<_Tp, _Types...>>
    { using type = _Tp; };

  template<typename _Tp>
    using __get_first_arg_t = typename __get_first_arg<_Tp>::type;


  template<typename _Tp, typename _Up>
    struct __replace_first_arg
    { using type = __undefined; };

  template<template<typename, typename...> class _Template, typename _Up,
           typename _Tp, typename... _Types>
    struct __replace_first_arg<_Template<_Tp, _Types...>, _Up>
    { using type = _Template<_Up, _Types...>; };

  template<typename _Tp, typename _Up>
    using __replace_first_arg_t = typename __replace_first_arg<_Tp, _Up>::type;

  template<typename _Tp>
    using __make_not_void
      = typename conditional<is_void<_Tp>::value, __undefined, _Tp>::type;





  template<typename _Ptr>
    struct pointer_traits
    {
    private:
      template<typename _Tp>
 using __element_type = typename _Tp::element_type;

      template<typename _Tp>
 using __difference_type = typename _Tp::difference_type;

      template<typename _Tp, typename _Up>
 using __rebind = typename _Tp::template rebind<_Up>;

    public:

      using pointer = _Ptr;


      using element_type
 = __detected_or_t_<__get_first_arg_t, __element_type, _Ptr>;


      using difference_type
 = __detected_or_t<ptrdiff_t, __difference_type, _Ptr>;


      template<typename _Up>
        using rebind
   = __detected_or_t_<__replace_first_arg_t, __rebind, _Ptr, _Up>;

      static _Ptr
      pointer_to(__make_not_void<element_type>& __e)
      { return _Ptr::pointer_to(__e); }

      static_assert(!is_same<element_type, __undefined>::value,
   "pointer type defines element_type or is like SomePointer<T, Args>");
      static_assert(!is_same<rebind<element_type>, __undefined>::value,
   "pointer type defines rebind<U> or is like SomePointer<T, Args>");
    };





  template<typename _Tp>
    struct pointer_traits<_Tp*>
    {

      typedef _Tp* pointer;

      typedef _Tp element_type;

      typedef ptrdiff_t difference_type;

      template<typename _Up>
        using rebind = _Up*;






      static pointer
      pointer_to(__make_not_void<element_type>& __r) noexcept
      { return std::addressof(__r); }
    };


  template<typename _Ptr, typename _Tp>
    using __ptr_rebind = typename pointer_traits<_Ptr>::template rebind<_Tp>;


}
# 67 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 96 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Iterator>
    class reverse_iterator
    : public iterator<typename iterator_traits<_Iterator>::iterator_category,
        typename iterator_traits<_Iterator>::value_type,
        typename iterator_traits<_Iterator>::difference_type,
        typename iterator_traits<_Iterator>::pointer,
                      typename iterator_traits<_Iterator>::reference>
    {
    protected:
      _Iterator current;

      typedef iterator_traits<_Iterator> __traits_type;

    public:
      typedef _Iterator iterator_type;
      typedef typename __traits_type::difference_type difference_type;
      typedef typename __traits_type::pointer pointer;
      typedef typename __traits_type::reference reference;







      reverse_iterator() : current() { }




      explicit
      reverse_iterator(iterator_type __x) : current(__x) { }




      reverse_iterator(const reverse_iterator& __x)
      : current(__x.current) { }





      template<typename _Iter>
        reverse_iterator(const reverse_iterator<_Iter>& __x)
 : current(__x.base()) { }




      iterator_type
      base() const
      { return current; }
# 160 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
      reference
      operator*() const
      {
 _Iterator __tmp = current;
 return *--__tmp;
      }






      pointer
      operator->() const
      { return &(operator*()); }






      reverse_iterator&
      operator++()
      {
 --current;
 return *this;
      }






      reverse_iterator
      operator++(int)
      {
 reverse_iterator __tmp = *this;
 --current;
 return __tmp;
      }






      reverse_iterator&
      operator--()
      {
 ++current;
 return *this;
      }






      reverse_iterator
      operator--(int)
      {
 reverse_iterator __tmp = *this;
 ++current;
 return __tmp;
      }






      reverse_iterator
      operator+(difference_type __n) const
      { return reverse_iterator(current - __n); }







      reverse_iterator&
      operator+=(difference_type __n)
      {
 current -= __n;
 return *this;
      }






      reverse_iterator
      operator-(difference_type __n) const
      { return reverse_iterator(current + __n); }







      reverse_iterator&
      operator-=(difference_type __n)
      {
 current += __n;
 return *this;
      }






      reference
      operator[](difference_type __n) const
      { return *(*this + __n); }
    };
# 290 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Iterator>
    inline bool
    operator==(const reverse_iterator<_Iterator>& __x,
        const reverse_iterator<_Iterator>& __y)
    { return __x.base() == __y.base(); }

  template<typename _Iterator>
    inline bool
    operator<(const reverse_iterator<_Iterator>& __x,
       const reverse_iterator<_Iterator>& __y)
    { return __y.base() < __x.base(); }

  template<typename _Iterator>
    inline bool
    operator!=(const reverse_iterator<_Iterator>& __x,
        const reverse_iterator<_Iterator>& __y)
    { return !(__x == __y); }

  template<typename _Iterator>
    inline bool
    operator>(const reverse_iterator<_Iterator>& __x,
       const reverse_iterator<_Iterator>& __y)
    { return __y < __x; }

  template<typename _Iterator>
    inline bool
    operator<=(const reverse_iterator<_Iterator>& __x,
        const reverse_iterator<_Iterator>& __y)
    { return !(__y < __x); }

  template<typename _Iterator>
    inline bool
    operator>=(const reverse_iterator<_Iterator>& __x,
        const reverse_iterator<_Iterator>& __y)
    { return !(__x < __y); }

  template<typename _Iterator>





    inline auto
    operator-(const reverse_iterator<_Iterator>& __x,
       const reverse_iterator<_Iterator>& __y)
    -> decltype(__x.base() - __y.base())

    { return __y.base() - __x.base(); }

  template<typename _Iterator>
    inline reverse_iterator<_Iterator>
    operator+(typename reverse_iterator<_Iterator>::difference_type __n,
       const reverse_iterator<_Iterator>& __x)
    { return reverse_iterator<_Iterator>(__x.base() - __n); }



  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator==(const reverse_iterator<_IteratorL>& __x,
        const reverse_iterator<_IteratorR>& __y)
    { return __x.base() == __y.base(); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator<(const reverse_iterator<_IteratorL>& __x,
       const reverse_iterator<_IteratorR>& __y)
    { return __y.base() < __x.base(); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator!=(const reverse_iterator<_IteratorL>& __x,
        const reverse_iterator<_IteratorR>& __y)
    { return !(__x == __y); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator>(const reverse_iterator<_IteratorL>& __x,
       const reverse_iterator<_IteratorR>& __y)
    { return __y < __x; }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator<=(const reverse_iterator<_IteratorL>& __x,
        const reverse_iterator<_IteratorR>& __y)
    { return !(__y < __x); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator>=(const reverse_iterator<_IteratorL>& __x,
        const reverse_iterator<_IteratorR>& __y)
    { return !(__x < __y); }

  template<typename _IteratorL, typename _IteratorR>


    inline auto
    operator-(const reverse_iterator<_IteratorL>& __x,
       const reverse_iterator<_IteratorR>& __y)
    -> decltype(__y.base() - __x.base())





    { return __y.base() - __x.base(); }




  template<typename _Iterator>
    inline reverse_iterator<_Iterator>
    __make_reverse_iterator(_Iterator __i)
    { return reverse_iterator<_Iterator>(__i); }







  template<typename _Iterator>
    inline reverse_iterator<_Iterator>
    make_reverse_iterator(_Iterator __i)
    { return reverse_iterator<_Iterator>(__i); }




  template<typename _Iterator>
    auto
    __niter_base(reverse_iterator<_Iterator> __it)
    -> decltype(__make_reverse_iterator(__niter_base(__it.base())))
    { return __make_reverse_iterator(__niter_base(__it.base())); }

  template<typename _Iterator>
    struct __is_move_iterator<reverse_iterator<_Iterator> >
      : __is_move_iterator<_Iterator>
    { };

  template<typename _Iterator>
    auto
    __miter_base(reverse_iterator<_Iterator> __it)
    -> decltype(__make_reverse_iterator(__miter_base(__it.base())))
    { return __make_reverse_iterator(__miter_base(__it.base())); }
# 448 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Container>
    class back_insert_iterator
    : public iterator<output_iterator_tag, void, void, void, void>
    {
    protected:
      _Container* container;

    public:

      typedef _Container container_type;


      explicit
      back_insert_iterator(_Container& __x)
      : container(std::__addressof(__x)) { }
# 483 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
      back_insert_iterator&
      operator=(const typename _Container::value_type& __value)
      {
 container->push_back(__value);
 return *this;
      }

      back_insert_iterator&
      operator=(typename _Container::value_type&& __value)
      {
 container->push_back(std::move(__value));
 return *this;
      }



      back_insert_iterator&
      operator*()
      { return *this; }


      back_insert_iterator&
      operator++()
      { return *this; }


      back_insert_iterator
      operator++(int)
      { return *this; }
    };
# 525 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Container>
    inline back_insert_iterator<_Container>
    back_inserter(_Container& __x)
    { return back_insert_iterator<_Container>(__x); }
# 540 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Container>
    class front_insert_iterator
    : public iterator<output_iterator_tag, void, void, void, void>
    {
    protected:
      _Container* container;

    public:

      typedef _Container container_type;


      explicit front_insert_iterator(_Container& __x)
      : container(std::__addressof(__x)) { }
# 574 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
      front_insert_iterator&
      operator=(const typename _Container::value_type& __value)
      {
 container->push_front(__value);
 return *this;
      }

      front_insert_iterator&
      operator=(typename _Container::value_type&& __value)
      {
 container->push_front(std::move(__value));
 return *this;
      }



      front_insert_iterator&
      operator*()
      { return *this; }


      front_insert_iterator&
      operator++()
      { return *this; }


      front_insert_iterator
      operator++(int)
      { return *this; }
    };
# 616 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Container>
    inline front_insert_iterator<_Container>
    front_inserter(_Container& __x)
    { return front_insert_iterator<_Container>(__x); }
# 635 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Container>
    class insert_iterator
    : public iterator<output_iterator_tag, void, void, void, void>
    {
    protected:
      _Container* container;
      typename _Container::iterator iter;

    public:

      typedef _Container container_type;





      insert_iterator(_Container& __x, typename _Container::iterator __i)
      : container(std::__addressof(__x)), iter(__i) {}
# 686 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
      insert_iterator&
      operator=(const typename _Container::value_type& __value)
      {
 iter = container->insert(iter, __value);
 ++iter;
 return *this;
      }

      insert_iterator&
      operator=(typename _Container::value_type&& __value)
      {
 iter = container->insert(iter, std::move(__value));
 ++iter;
 return *this;
      }



      insert_iterator&
      operator*()
      { return *this; }


      insert_iterator&
      operator++()
      { return *this; }


      insert_iterator&
      operator++(int)
      { return *this; }
    };
# 730 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Container, typename _Iterator>
    inline insert_iterator<_Container>
    inserter(_Container& __x, _Iterator __i)
    {
      return insert_iterator<_Container>(__x,
      typename _Container::iterator(__i));
    }




}

namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{

# 754 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  using std::iterator_traits;
  using std::iterator;
  template<typename _Iterator, typename _Container>
    class __normal_iterator
    {
    protected:
      _Iterator _M_current;

      typedef iterator_traits<_Iterator> __traits_type;

    public:
      typedef _Iterator iterator_type;
      typedef typename __traits_type::iterator_category iterator_category;
      typedef typename __traits_type::value_type value_type;
      typedef typename __traits_type::difference_type difference_type;
      typedef typename __traits_type::reference reference;
      typedef typename __traits_type::pointer pointer;

      constexpr __normal_iterator() noexcept
      : _M_current(_Iterator()) { }

      explicit
      __normal_iterator(const _Iterator& __i) noexcept
      : _M_current(__i) { }


      template<typename _Iter>
        __normal_iterator(const __normal_iterator<_Iter,
     typename __enable_if<
              (std::__are_same<_Iter, typename _Container::pointer>::__value),
        _Container>::__type>& __i) noexcept
        : _M_current(__i.base()) { }


      reference
      operator*() const noexcept
      { return *_M_current; }

      pointer
      operator->() const noexcept
      { return _M_current; }

      __normal_iterator&
      operator++() noexcept
      {
 ++_M_current;
 return *this;
      }

      __normal_iterator
      operator++(int) noexcept
      { return __normal_iterator(_M_current++); }


      __normal_iterator&
      operator--() noexcept
      {
 --_M_current;
 return *this;
      }

      __normal_iterator
      operator--(int) noexcept
      { return __normal_iterator(_M_current--); }


      reference
      operator[](difference_type __n) const noexcept
      { return _M_current[__n]; }

      __normal_iterator&
      operator+=(difference_type __n) noexcept
      { _M_current += __n; return *this; }

      __normal_iterator
      operator+(difference_type __n) const noexcept
      { return __normal_iterator(_M_current + __n); }

      __normal_iterator&
      operator-=(difference_type __n) noexcept
      { _M_current -= __n; return *this; }

      __normal_iterator
      operator-(difference_type __n) const noexcept
      { return __normal_iterator(_M_current - __n); }

      const _Iterator&
      base() const noexcept
      { return _M_current; }
    };
# 854 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _IteratorL, typename _IteratorR, typename _Container>
    inline bool
    operator==(const __normal_iterator<_IteratorL, _Container>& __lhs,
        const __normal_iterator<_IteratorR, _Container>& __rhs)
    noexcept
    { return __lhs.base() == __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline bool
    operator==(const __normal_iterator<_Iterator, _Container>& __lhs,
        const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() == __rhs.base(); }

  template<typename _IteratorL, typename _IteratorR, typename _Container>
    inline bool
    operator!=(const __normal_iterator<_IteratorL, _Container>& __lhs,
        const __normal_iterator<_IteratorR, _Container>& __rhs)
    noexcept
    { return __lhs.base() != __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline bool
    operator!=(const __normal_iterator<_Iterator, _Container>& __lhs,
        const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() != __rhs.base(); }


  template<typename _IteratorL, typename _IteratorR, typename _Container>
    inline bool
    operator<(const __normal_iterator<_IteratorL, _Container>& __lhs,
       const __normal_iterator<_IteratorR, _Container>& __rhs)
    noexcept
    { return __lhs.base() < __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline bool
    operator<(const __normal_iterator<_Iterator, _Container>& __lhs,
       const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() < __rhs.base(); }

  template<typename _IteratorL, typename _IteratorR, typename _Container>
    inline bool
    operator>(const __normal_iterator<_IteratorL, _Container>& __lhs,
       const __normal_iterator<_IteratorR, _Container>& __rhs)
    noexcept
    { return __lhs.base() > __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline bool
    operator>(const __normal_iterator<_Iterator, _Container>& __lhs,
       const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() > __rhs.base(); }

  template<typename _IteratorL, typename _IteratorR, typename _Container>
    inline bool
    operator<=(const __normal_iterator<_IteratorL, _Container>& __lhs,
        const __normal_iterator<_IteratorR, _Container>& __rhs)
    noexcept
    { return __lhs.base() <= __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline bool
    operator<=(const __normal_iterator<_Iterator, _Container>& __lhs,
        const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() <= __rhs.base(); }

  template<typename _IteratorL, typename _IteratorR, typename _Container>
    inline bool
    operator>=(const __normal_iterator<_IteratorL, _Container>& __lhs,
        const __normal_iterator<_IteratorR, _Container>& __rhs)
    noexcept
    { return __lhs.base() >= __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline bool
    operator>=(const __normal_iterator<_Iterator, _Container>& __lhs,
        const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() >= __rhs.base(); }





  template<typename _IteratorL, typename _IteratorR, typename _Container>


    inline auto
    operator-(const __normal_iterator<_IteratorL, _Container>& __lhs,
       const __normal_iterator<_IteratorR, _Container>& __rhs) noexcept
    -> decltype(__lhs.base() - __rhs.base())





    { return __lhs.base() - __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline typename __normal_iterator<_Iterator, _Container>::difference_type
    operator-(const __normal_iterator<_Iterator, _Container>& __lhs,
       const __normal_iterator<_Iterator, _Container>& __rhs)
    noexcept
    { return __lhs.base() - __rhs.base(); }

  template<typename _Iterator, typename _Container>
    inline __normal_iterator<_Iterator, _Container>
    operator+(typename __normal_iterator<_Iterator, _Container>::difference_type
       __n, const __normal_iterator<_Iterator, _Container>& __i)
    noexcept
    { return __normal_iterator<_Iterator, _Container>(__i.base() + __n); }


}

namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _Iterator, typename _Container>
    _Iterator
    __niter_base(__gnu_cxx::__normal_iterator<_Iterator, _Container> __it)
    { return __it.base(); }


}



namespace std __attribute__ ((__visibility__ ("default")))
{

# 1006 "/usr/include/c++/6.2.1/bits/stl_iterator.h" 3
  template<typename _Iterator>
    class move_iterator
    {
    protected:
      _Iterator _M_current;

      typedef iterator_traits<_Iterator> __traits_type;
      typedef typename __traits_type::reference __base_ref;

    public:
      typedef _Iterator iterator_type;
      typedef typename __traits_type::iterator_category iterator_category;
      typedef typename __traits_type::value_type value_type;
      typedef typename __traits_type::difference_type difference_type;

      typedef _Iterator pointer;


      typedef typename conditional<is_reference<__base_ref>::value,
    typename remove_reference<__base_ref>::type&&,
    __base_ref>::type reference;

      move_iterator()
      : _M_current() { }

      explicit
      move_iterator(iterator_type __i)
      : _M_current(__i) { }

      template<typename _Iter>
 move_iterator(const move_iterator<_Iter>& __i)
 : _M_current(__i.base()) { }

      iterator_type
      base() const
      { return _M_current; }

      reference
      operator*() const
      { return static_cast<reference>(*_M_current); }

      pointer
      operator->() const
      { return _M_current; }

      move_iterator&
      operator++()
      {
 ++_M_current;
 return *this;
      }

      move_iterator
      operator++(int)
      {
 move_iterator __tmp = *this;
 ++_M_current;
 return __tmp;
      }

      move_iterator&
      operator--()
      {
 --_M_current;
 return *this;
      }

      move_iterator
      operator--(int)
      {
 move_iterator __tmp = *this;
 --_M_current;
 return __tmp;
      }

      move_iterator
      operator+(difference_type __n) const
      { return move_iterator(_M_current + __n); }

      move_iterator&
      operator+=(difference_type __n)
      {
 _M_current += __n;
 return *this;
      }

      move_iterator
      operator-(difference_type __n) const
      { return move_iterator(_M_current - __n); }

      move_iterator&
      operator-=(difference_type __n)
      {
 _M_current -= __n;
 return *this;
      }

      reference
      operator[](difference_type __n) const
      { return std::move(_M_current[__n]); }
    };




  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator==(const move_iterator<_IteratorL>& __x,
        const move_iterator<_IteratorR>& __y)
    { return __x.base() == __y.base(); }

  template<typename _Iterator>
    inline bool
    operator==(const move_iterator<_Iterator>& __x,
        const move_iterator<_Iterator>& __y)
    { return __x.base() == __y.base(); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator!=(const move_iterator<_IteratorL>& __x,
        const move_iterator<_IteratorR>& __y)
    { return !(__x == __y); }

  template<typename _Iterator>
    inline bool
    operator!=(const move_iterator<_Iterator>& __x,
        const move_iterator<_Iterator>& __y)
    { return !(__x == __y); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator<(const move_iterator<_IteratorL>& __x,
       const move_iterator<_IteratorR>& __y)
    { return __x.base() < __y.base(); }

  template<typename _Iterator>
    inline bool
    operator<(const move_iterator<_Iterator>& __x,
       const move_iterator<_Iterator>& __y)
    { return __x.base() < __y.base(); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator<=(const move_iterator<_IteratorL>& __x,
        const move_iterator<_IteratorR>& __y)
    { return !(__y < __x); }

  template<typename _Iterator>
    inline bool
    operator<=(const move_iterator<_Iterator>& __x,
        const move_iterator<_Iterator>& __y)
    { return !(__y < __x); }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator>(const move_iterator<_IteratorL>& __x,
       const move_iterator<_IteratorR>& __y)
    { return __y < __x; }

  template<typename _Iterator>
    inline bool
    operator>(const move_iterator<_Iterator>& __x,
       const move_iterator<_Iterator>& __y)
    { return __y < __x; }

  template<typename _IteratorL, typename _IteratorR>
    inline bool
    operator>=(const move_iterator<_IteratorL>& __x,
        const move_iterator<_IteratorR>& __y)
    { return !(__x < __y); }

  template<typename _Iterator>
    inline bool
    operator>=(const move_iterator<_Iterator>& __x,
        const move_iterator<_Iterator>& __y)
    { return !(__x < __y); }


  template<typename _IteratorL, typename _IteratorR>
    inline auto
    operator-(const move_iterator<_IteratorL>& __x,
       const move_iterator<_IteratorR>& __y)
    -> decltype(__x.base() - __y.base())
    { return __x.base() - __y.base(); }

  template<typename _Iterator>
    inline auto
    operator-(const move_iterator<_Iterator>& __x,
       const move_iterator<_Iterator>& __y)
    -> decltype(__x.base() - __y.base())
    { return __x.base() - __y.base(); }

  template<typename _Iterator>
    inline move_iterator<_Iterator>
    operator+(typename move_iterator<_Iterator>::difference_type __n,
       const move_iterator<_Iterator>& __x)
    { return __x + __n; }

  template<typename _Iterator>
    inline move_iterator<_Iterator>
    make_move_iterator(_Iterator __i)
    { return move_iterator<_Iterator>(__i); }

  template<typename _Iterator, typename _ReturnType
    = typename conditional<__move_if_noexcept_cond
      <typename iterator_traits<_Iterator>::value_type>::value,
                _Iterator, move_iterator<_Iterator>>::type>
    inline _ReturnType
    __make_move_if_noexcept_iterator(_Iterator __i)
    { return _ReturnType(__i); }



  template<typename _Tp, typename _ReturnType
    = typename conditional<__move_if_noexcept_cond<_Tp>::value,
      const _Tp*, move_iterator<_Tp*>>::type>
    inline _ReturnType
    __make_move_if_noexcept_iterator(_Tp* __i)
    { return _ReturnType(__i); }



  template<typename _Iterator>
    auto
    __niter_base(move_iterator<_Iterator> __it)
    -> decltype(make_move_iterator(__niter_base(__it.base())))
    { return make_move_iterator(__niter_base(__it.base())); }

  template<typename _Iterator>
    struct __is_move_iterator<move_iterator<_Iterator> >
    {
      enum { __value = 1 };
      typedef __true_type __type;
    };

  template<typename _Iterator>
    auto
    __miter_base(move_iterator<_Iterator> __it)
    -> decltype(__miter_base(__it.base()))
    { return __miter_base(__it.base()); }


}
# 68 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3

# 1 "/usr/include/c++/6.2.1/debug/debug.h" 1 3
# 48 "/usr/include/c++/6.2.1/debug/debug.h" 3
namespace std
{
  namespace __debug { }
}




namespace __gnu_debug
{
  using namespace std::__debug;
}
# 70 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3

# 1 "/usr/include/c++/6.2.1/bits/predefined_ops.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/predefined_ops.h" 3
namespace __gnu_cxx
{
namespace __ops
{
  struct _Iter_less_iter
  {
    template<typename _Iterator1, typename _Iterator2>
      constexpr
      bool
      operator()(_Iterator1 __it1, _Iterator2 __it2) const
      { return *__it1 < *__it2; }
  };
  constexpr
  inline _Iter_less_iter
  __iter_less_iter()
  { return _Iter_less_iter(); }

  struct _Iter_less_val
  {
    template<typename _Iterator, typename _Value>
      bool
      operator()(_Iterator __it, _Value& __val) const
      { return *__it < __val; }
    };

  inline _Iter_less_val
  __iter_less_val()
  { return _Iter_less_val(); }

  inline _Iter_less_val
  __iter_comp_val(_Iter_less_iter)
  { return _Iter_less_val(); }

  struct _Val_less_iter
  {
    template<typename _Value, typename _Iterator>
      bool
      operator()(_Value& __val, _Iterator __it) const
      { return __val < *__it; }
    };

  inline _Val_less_iter
  __val_less_iter()
  { return _Val_less_iter(); }

  inline _Val_less_iter
  __val_comp_iter(_Iter_less_iter)
  { return _Val_less_iter(); }

  struct _Iter_equal_to_iter
  {
    template<typename _Iterator1, typename _Iterator2>
      bool
      operator()(_Iterator1 __it1, _Iterator2 __it2) const
      { return *__it1 == *__it2; }
    };

  inline _Iter_equal_to_iter
  __iter_equal_to_iter()
  { return _Iter_equal_to_iter(); }

  struct _Iter_equal_to_val
  {
    template<typename _Iterator, typename _Value>
      bool
      operator()(_Iterator __it, _Value& __val) const
      { return *__it == __val; }
    };

  inline _Iter_equal_to_val
  __iter_equal_to_val()
  { return _Iter_equal_to_val(); }

  inline _Iter_equal_to_val
  __iter_comp_val(_Iter_equal_to_iter)
  { return _Iter_equal_to_val(); }

  template<typename _Compare>
    struct _Iter_comp_iter
    {
      _Compare _M_comp;
      constexpr
      _Iter_comp_iter(_Compare __comp)
 : _M_comp(__comp)
      { }

      template<typename _Iterator1, typename _Iterator2>
        constexpr
        bool
        operator()(_Iterator1 __it1, _Iterator2 __it2)
        { return bool(_M_comp(*__it1, *__it2)); }
    };

  template<typename _Compare>
    constexpr
    inline _Iter_comp_iter<_Compare>
    __iter_comp_iter(_Compare __comp)
    { return _Iter_comp_iter<_Compare>(__comp); }

  template<typename _Compare>
    struct _Iter_comp_val
    {
      _Compare _M_comp;

      _Iter_comp_val(_Compare __comp)
 : _M_comp(__comp)
      { }

      template<typename _Iterator, typename _Value>
 bool
 operator()(_Iterator __it, _Value& __val)
 { return bool(_M_comp(*__it, __val)); }
    };

  template<typename _Compare>
   inline _Iter_comp_val<_Compare>
    __iter_comp_val(_Compare __comp)
    { return _Iter_comp_val<_Compare>(__comp); }

  template<typename _Compare>
    inline _Iter_comp_val<_Compare>
    __iter_comp_val(_Iter_comp_iter<_Compare> __comp)
    { return _Iter_comp_val<_Compare>(__comp._M_comp); }

  template<typename _Compare>
    struct _Val_comp_iter
    {
      _Compare _M_comp;

      _Val_comp_iter(_Compare __comp)
 : _M_comp(__comp)
      { }

      template<typename _Value, typename _Iterator>
 bool
 operator()(_Value& __val, _Iterator __it)
 { return bool(_M_comp(__val, *__it)); }
    };

  template<typename _Compare>
    inline _Val_comp_iter<_Compare>
    __val_comp_iter(_Compare __comp)
    { return _Val_comp_iter<_Compare>(__comp); }

  template<typename _Compare>
    inline _Val_comp_iter<_Compare>
    __val_comp_iter(_Iter_comp_iter<_Compare> __comp)
    { return _Val_comp_iter<_Compare>(__comp._M_comp); }

  template<typename _Value>
    struct _Iter_equals_val
    {
      _Value& _M_value;

      _Iter_equals_val(_Value& __value)
 : _M_value(__value)
      { }

      template<typename _Iterator>
 bool
 operator()(_Iterator __it)
 { return *__it == _M_value; }
    };

  template<typename _Value>
    inline _Iter_equals_val<_Value>
    __iter_equals_val(_Value& __val)
    { return _Iter_equals_val<_Value>(__val); }

  template<typename _Iterator1>
    struct _Iter_equals_iter
    {
      typename std::iterator_traits<_Iterator1>::reference _M_ref;

      _Iter_equals_iter(_Iterator1 __it1)
 : _M_ref(*__it1)
      { }

      template<typename _Iterator2>
 bool
 operator()(_Iterator2 __it2)
 { return *__it2 == _M_ref; }
    };

  template<typename _Iterator>
    inline _Iter_equals_iter<_Iterator>
    __iter_comp_iter(_Iter_equal_to_iter, _Iterator __it)
    { return _Iter_equals_iter<_Iterator>(__it); }

  template<typename _Predicate>
    struct _Iter_pred
    {
      _Predicate _M_pred;

      _Iter_pred(_Predicate __pred)
 : _M_pred(__pred)
      { }

      template<typename _Iterator>
 bool
 operator()(_Iterator __it)
 { return bool(_M_pred(*__it)); }
    };

  template<typename _Predicate>
    inline _Iter_pred<_Predicate>
    __pred_iter(_Predicate __pred)
    { return _Iter_pred<_Predicate>(__pred); }

  template<typename _Compare, typename _Value>
    struct _Iter_comp_to_val
    {
      _Compare _M_comp;
      _Value& _M_value;

      _Iter_comp_to_val(_Compare __comp, _Value& __value)
 : _M_comp(__comp), _M_value(__value)
      { }

      template<typename _Iterator>
 bool
 operator()(_Iterator __it)
 { return bool(_M_comp(*__it, _M_value)); }
    };

  template<typename _Compare, typename _Value>
    _Iter_comp_to_val<_Compare, _Value>
    __iter_comp_val(_Compare __comp, _Value &__val)
    { return _Iter_comp_to_val<_Compare, _Value>(__comp, __val); }

  template<typename _Compare, typename _Iterator1>
    struct _Iter_comp_to_iter
    {
      _Compare _M_comp;
      typename std::iterator_traits<_Iterator1>::reference _M_ref;

      _Iter_comp_to_iter(_Compare __comp, _Iterator1 __it1)
 : _M_comp(__comp), _M_ref(*__it1)
      { }

      template<typename _Iterator2>
 bool
 operator()(_Iterator2 __it2)
 { return bool(_M_comp(*__it2, _M_ref)); }
    };

  template<typename _Compare, typename _Iterator>
    inline _Iter_comp_to_iter<_Compare, _Iterator>
    __iter_comp_iter(_Iter_comp_iter<_Compare> __comp, _Iterator __it)
    { return _Iter_comp_to_iter<_Compare, _Iterator>(__comp._M_comp, __it); }

  template<typename _Predicate>
    struct _Iter_negate
    {
      _Predicate _M_pred;

      _Iter_negate(_Predicate __pred)
 : _M_pred(__pred)
      { }

      template<typename _Iterator>
 bool
 operator()(_Iterator __it)
 { return !bool(_M_pred(*__it)); }
    };

  template<typename _Predicate>
    inline _Iter_negate<_Predicate>
    __negate(_Iter_pred<_Predicate> __pred)
    { return _Iter_negate<_Predicate>(__pred._M_pred); }

}
}
# 72 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 118 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _ForwardIterator1, typename _ForwardIterator2>
    inline void
    iter_swap(_ForwardIterator1 __a, _ForwardIterator2 __b)
    {

     

     
# 148 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
      swap(*__a, *__b);

    }
# 164 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _ForwardIterator1, typename _ForwardIterator2>
    _ForwardIterator2
    swap_ranges(_ForwardIterator1 __first1, _ForwardIterator1 __last1,
  _ForwardIterator2 __first2)
    {

     

     

      ;

      for (; __first1 != __last1; ++__first1, (void)++__first2)
 std::iter_swap(__first1, __first2);
      return __first2;
    }
# 192 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _Tp>
    constexpr
    inline const _Tp&
    min(const _Tp& __a, const _Tp& __b)
    {

     

      if (__b < __a)
 return __b;
      return __a;
    }
# 216 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _Tp>
    constexpr
    inline const _Tp&
    max(const _Tp& __a, const _Tp& __b)
    {

     

      if (__a < __b)
 return __b;
      return __a;
    }
# 240 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _Tp, typename _Compare>
    constexpr
    inline const _Tp&
    min(const _Tp& __a, const _Tp& __b, _Compare __comp)
    {

      if (__comp(__b, __a))
 return __b;
      return __a;
    }
# 262 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _Tp, typename _Compare>
    constexpr
    inline const _Tp&
    max(const _Tp& __a, const _Tp& __b, _Compare __comp)
    {

      if (__comp(__a, __b))
 return __b;
      return __a;
    }



  template<typename _Iterator>
    inline _Iterator
    __niter_base(_Iterator __it)
    { return __it; }







  template<bool, bool, typename>
    struct __copy_move
    {
      template<typename _II, typename _OI>
        static _OI
        __copy_m(_II __first, _II __last, _OI __result)
        {
   for (; __first != __last; ++__result, (void)++__first)
     *__result = *__first;
   return __result;
 }
    };


  template<typename _Category>
    struct __copy_move<true, false, _Category>
    {
      template<typename _II, typename _OI>
        static _OI
        __copy_m(_II __first, _II __last, _OI __result)
        {
   for (; __first != __last; ++__result, (void)++__first)
     *__result = std::move(*__first);
   return __result;
 }
    };


  template<>
    struct __copy_move<false, false, random_access_iterator_tag>
    {
      template<typename _II, typename _OI>
        static _OI
        __copy_m(_II __first, _II __last, _OI __result)
        {
   typedef typename iterator_traits<_II>::difference_type _Distance;
   for(_Distance __n = __last - __first; __n > 0; --__n)
     {
       *__result = *__first;
       ++__first;
       ++__result;
     }
   return __result;
 }
    };


  template<>
    struct __copy_move<true, false, random_access_iterator_tag>
    {
      template<typename _II, typename _OI>
        static _OI
        __copy_m(_II __first, _II __last, _OI __result)
        {
   typedef typename iterator_traits<_II>::difference_type _Distance;
   for(_Distance __n = __last - __first; __n > 0; --__n)
     {
       *__result = std::move(*__first);
       ++__first;
       ++__result;
     }
   return __result;
 }
    };


  template<bool _IsMove>
    struct __copy_move<_IsMove, true, random_access_iterator_tag>
    {
      template<typename _Tp>
        static _Tp*
        __copy_m(const _Tp* __first, const _Tp* __last, _Tp* __result)
        {

   using __assignable = conditional<_IsMove,
        is_move_assignable<_Tp>,
        is_copy_assignable<_Tp>>;

   static_assert( __assignable::type::value, "type is not assignable" );

   const ptrdiff_t _Num = __last - __first;
   if (_Num)
     __builtin_memmove(__result, __first, sizeof(_Tp) * _Num);
   return __result + _Num;
 }
    };

  template<bool _IsMove, typename _II, typename _OI>
    inline _OI
    __copy_move_a(_II __first, _II __last, _OI __result)
    {
      typedef typename iterator_traits<_II>::value_type _ValueTypeI;
      typedef typename iterator_traits<_OI>::value_type _ValueTypeO;
      typedef typename iterator_traits<_II>::iterator_category _Category;
      const bool __simple = (__is_trivial(_ValueTypeI)
                      && __is_pointer<_II>::__value
                      && __is_pointer<_OI>::__value
        && __are_same<_ValueTypeI, _ValueTypeO>::__value);

      return std::__copy_move<_IsMove, __simple,
                       _Category>::__copy_m(__first, __last, __result);
    }



  template<typename _CharT>
    struct char_traits;

  template<typename _CharT, typename _Traits>
    class istreambuf_iterator;

  template<typename _CharT, typename _Traits>
    class ostreambuf_iterator;

  template<bool _IsMove, typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      ostreambuf_iterator<_CharT, char_traits<_CharT> > >::__type
    __copy_move_a2(_CharT*, _CharT*,
     ostreambuf_iterator<_CharT, char_traits<_CharT> >);

  template<bool _IsMove, typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
      ostreambuf_iterator<_CharT, char_traits<_CharT> > >::__type
    __copy_move_a2(const _CharT*, const _CharT*,
     ostreambuf_iterator<_CharT, char_traits<_CharT> >);

  template<bool _IsMove, typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
        _CharT*>::__type
    __copy_move_a2(istreambuf_iterator<_CharT, char_traits<_CharT> >,
     istreambuf_iterator<_CharT, char_traits<_CharT> >, _CharT*);

  template<bool _IsMove, typename _II, typename _OI>
    inline _OI
    __copy_move_a2(_II __first, _II __last, _OI __result)
    {
      return _OI(std::__copy_move_a<_IsMove>(std::__niter_base(__first),
          std::__niter_base(__last),
          std::__niter_base(__result)));
    }
# 444 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _II, typename _OI>
    inline _OI
    copy(_II __first, _II __last, _OI __result)
    {

     
     

      ;

      return (std::__copy_move_a2<__is_move_iterator<_II>::__value>
       (std::__miter_base(__first), std::__miter_base(__last),
        __result));
    }
# 477 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _II, typename _OI>
    inline _OI
    move(_II __first, _II __last, _OI __result)
    {

     
     

      ;

      return std::__copy_move_a2<true>(std::__miter_base(__first),
           std::__miter_base(__last), __result);
    }






  template<bool, bool, typename>
    struct __copy_move_backward
    {
      template<typename _BI1, typename _BI2>
        static _BI2
        __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result)
        {
   while (__first != __last)
     *--__result = *--__last;
   return __result;
 }
    };


  template<typename _Category>
    struct __copy_move_backward<true, false, _Category>
    {
      template<typename _BI1, typename _BI2>
        static _BI2
        __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result)
        {
   while (__first != __last)
     *--__result = std::move(*--__last);
   return __result;
 }
    };


  template<>
    struct __copy_move_backward<false, false, random_access_iterator_tag>
    {
      template<typename _BI1, typename _BI2>
        static _BI2
        __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result)
        {
   typename iterator_traits<_BI1>::difference_type __n;
   for (__n = __last - __first; __n > 0; --__n)
     *--__result = *--__last;
   return __result;
 }
    };


  template<>
    struct __copy_move_backward<true, false, random_access_iterator_tag>
    {
      template<typename _BI1, typename _BI2>
        static _BI2
        __copy_move_b(_BI1 __first, _BI1 __last, _BI2 __result)
        {
   typename iterator_traits<_BI1>::difference_type __n;
   for (__n = __last - __first; __n > 0; --__n)
     *--__result = std::move(*--__last);
   return __result;
 }
    };


  template<bool _IsMove>
    struct __copy_move_backward<_IsMove, true, random_access_iterator_tag>
    {
      template<typename _Tp>
        static _Tp*
        __copy_move_b(const _Tp* __first, const _Tp* __last, _Tp* __result)
        {

   using __assignable = conditional<_IsMove,
        is_move_assignable<_Tp>,
        is_copy_assignable<_Tp>>;

   static_assert( __assignable::type::value, "type is not assignable" );

   const ptrdiff_t _Num = __last - __first;
   if (_Num)
     __builtin_memmove(__result - _Num, __first, sizeof(_Tp) * _Num);
   return __result - _Num;
 }
    };

  template<bool _IsMove, typename _BI1, typename _BI2>
    inline _BI2
    __copy_move_backward_a(_BI1 __first, _BI1 __last, _BI2 __result)
    {
      typedef typename iterator_traits<_BI1>::value_type _ValueType1;
      typedef typename iterator_traits<_BI2>::value_type _ValueType2;
      typedef typename iterator_traits<_BI1>::iterator_category _Category;
      const bool __simple = (__is_trivial(_ValueType1)
                      && __is_pointer<_BI1>::__value
                      && __is_pointer<_BI2>::__value
        && __are_same<_ValueType1, _ValueType2>::__value);

      return std::__copy_move_backward<_IsMove, __simple,
                                _Category>::__copy_move_b(__first,
         __last,
         __result);
    }

  template<bool _IsMove, typename _BI1, typename _BI2>
    inline _BI2
    __copy_move_backward_a2(_BI1 __first, _BI1 __last, _BI2 __result)
    {
      return _BI2(std::__copy_move_backward_a<_IsMove>
    (std::__niter_base(__first), std::__niter_base(__last),
     std::__niter_base(__result)));
    }
# 620 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _BI1, typename _BI2>
    inline _BI2
    copy_backward(_BI1 __first, _BI1 __last, _BI2 __result)
    {

     
     
     


      ;

      return (std::__copy_move_backward_a2<__is_move_iterator<_BI1>::__value>
       (std::__miter_base(__first), std::__miter_base(__last),
        __result));
    }
# 656 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _BI1, typename _BI2>
    inline _BI2
    move_backward(_BI1 __first, _BI1 __last, _BI2 __result)
    {

     
     
     


      ;

      return std::__copy_move_backward_a2<true>(std::__miter_base(__first),
      std::__miter_base(__last),
      __result);
    }






  template<typename _ForwardIterator, typename _Tp>
    inline typename
    __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, void>::__type
    __fill_a(_ForwardIterator __first, _ForwardIterator __last,
       const _Tp& __value)
    {
      for (; __first != __last; ++__first)
 *__first = __value;
    }

  template<typename _ForwardIterator, typename _Tp>
    inline typename
    __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, void>::__type
    __fill_a(_ForwardIterator __first, _ForwardIterator __last,
      const _Tp& __value)
    {
      const _Tp __tmp = __value;
      for (; __first != __last; ++__first)
 *__first = __tmp;
    }


  template<typename _Tp>
    inline typename
    __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, void>::__type
    __fill_a(_Tp* __first, _Tp* __last, const _Tp& __c)
    {
      const _Tp __tmp = __c;
      if (const size_t __len = __last - __first)
 __builtin_memset(__first, static_cast<unsigned char>(__tmp), __len);
    }
# 722 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _ForwardIterator, typename _Tp>
    inline void
    fill(_ForwardIterator __first, _ForwardIterator __last, const _Tp& __value)
    {

     

      ;

      std::__fill_a(std::__niter_base(__first), std::__niter_base(__last),
      __value);
    }

  template<typename _OutputIterator, typename _Size, typename _Tp>
    inline typename
    __gnu_cxx::__enable_if<!__is_scalar<_Tp>::__value, _OutputIterator>::__type
    __fill_n_a(_OutputIterator __first, _Size __n, const _Tp& __value)
    {
      for (__decltype(__n + 0) __niter = __n;
    __niter > 0; --__niter, ++__first)
 *__first = __value;
      return __first;
    }

  template<typename _OutputIterator, typename _Size, typename _Tp>
    inline typename
    __gnu_cxx::__enable_if<__is_scalar<_Tp>::__value, _OutputIterator>::__type
    __fill_n_a(_OutputIterator __first, _Size __n, const _Tp& __value)
    {
      const _Tp __tmp = __value;
      for (__decltype(__n + 0) __niter = __n;
    __niter > 0; --__niter, ++__first)
 *__first = __tmp;
      return __first;
    }

  template<typename _Size, typename _Tp>
    inline typename
    __gnu_cxx::__enable_if<__is_byte<_Tp>::__value, _Tp*>::__type
    __fill_n_a(_Tp* __first, _Size __n, const _Tp& __c)
    {
      std::__fill_a(__first, __first + __n, __c);
      return __first + __n;
    }
# 782 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _OI, typename _Size, typename _Tp>
    inline _OI
    fill_n(_OI __first, _Size __n, const _Tp& __value)
    {

     

      return _OI(std::__fill_n_a(std::__niter_base(__first), __n, __value));
    }

  template<bool _BoolType>
    struct __equal
    {
      template<typename _II1, typename _II2>
        static bool
        equal(_II1 __first1, _II1 __last1, _II2 __first2)
        {
   for (; __first1 != __last1; ++__first1, (void)++__first2)
     if (!(*__first1 == *__first2))
       return false;
   return true;
 }
    };

  template<>
    struct __equal<true>
    {
      template<typename _Tp>
        static bool
        equal(const _Tp* __first1, const _Tp* __last1, const _Tp* __first2)
        {
   if (const size_t __len = (__last1 - __first1))
     return !__builtin_memcmp(__first1, __first2, sizeof(_Tp) * __len);
   return true;
 }
    };

  template<typename _II1, typename _II2>
    inline bool
    __equal_aux(_II1 __first1, _II1 __last1, _II2 __first2)
    {
      typedef typename iterator_traits<_II1>::value_type _ValueType1;
      typedef typename iterator_traits<_II2>::value_type _ValueType2;
      const bool __simple = ((__is_integer<_ValueType1>::__value
         || __is_pointer<_ValueType1>::__value)
                      && __is_pointer<_II1>::__value
                      && __is_pointer<_II2>::__value
        && __are_same<_ValueType1, _ValueType2>::__value);

      return std::__equal<__simple>::equal(__first1, __last1, __first2);
    }

  template<typename, typename>
    struct __lc_rai
    {
      template<typename _II1, typename _II2>
        static _II1
        __newlast1(_II1, _II1 __last1, _II2, _II2)
        { return __last1; }

      template<typename _II>
        static bool
        __cnd2(_II __first, _II __last)
        { return __first != __last; }
    };

  template<>
    struct __lc_rai<random_access_iterator_tag, random_access_iterator_tag>
    {
      template<typename _RAI1, typename _RAI2>
        static _RAI1
        __newlast1(_RAI1 __first1, _RAI1 __last1,
     _RAI2 __first2, _RAI2 __last2)
        {
   const typename iterator_traits<_RAI1>::difference_type
     __diff1 = __last1 - __first1;
   const typename iterator_traits<_RAI2>::difference_type
     __diff2 = __last2 - __first2;
   return __diff2 < __diff1 ? __first1 + __diff2 : __last1;
 }

      template<typename _RAI>
        static bool
        __cnd2(_RAI, _RAI)
        { return true; }
    };

  template<typename _II1, typename _II2, typename _Compare>
    bool
    __lexicographical_compare_impl(_II1 __first1, _II1 __last1,
       _II2 __first2, _II2 __last2,
       _Compare __comp)
    {
      typedef typename iterator_traits<_II1>::iterator_category _Category1;
      typedef typename iterator_traits<_II2>::iterator_category _Category2;
      typedef std::__lc_rai<_Category1, _Category2> __rai_type;

      __last1 = __rai_type::__newlast1(__first1, __last1, __first2, __last2);
      for (; __first1 != __last1 && __rai_type::__cnd2(__first2, __last2);
    ++__first1, (void)++__first2)
 {
   if (__comp(__first1, __first2))
     return true;
   if (__comp(__first2, __first1))
     return false;
 }
      return __first1 == __last1 && __first2 != __last2;
    }

  template<bool _BoolType>
    struct __lexicographical_compare
    {
      template<typename _II1, typename _II2>
        static bool __lc(_II1, _II1, _II2, _II2);
    };

  template<bool _BoolType>
    template<typename _II1, typename _II2>
      bool
      __lexicographical_compare<_BoolType>::
      __lc(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2)
      {
 return std::__lexicographical_compare_impl(__first1, __last1,
         __first2, __last2,
     __gnu_cxx::__ops::__iter_less_iter());
      }

  template<>
    struct __lexicographical_compare<true>
    {
      template<typename _Tp, typename _Up>
        static bool
        __lc(const _Tp* __first1, const _Tp* __last1,
      const _Up* __first2, const _Up* __last2)
 {
   const size_t __len1 = __last1 - __first1;
   const size_t __len2 = __last2 - __first2;
   if (const size_t __len = std::min(__len1, __len2))
     if (int __result = __builtin_memcmp(__first1, __first2, __len))
       return __result < 0;
   return __len1 < __len2;
 }
    };

  template<typename _II1, typename _II2>
    inline bool
    __lexicographical_compare_aux(_II1 __first1, _II1 __last1,
      _II2 __first2, _II2 __last2)
    {
      typedef typename iterator_traits<_II1>::value_type _ValueType1;
      typedef typename iterator_traits<_II2>::value_type _ValueType2;
      const bool __simple =
 (__is_byte<_ValueType1>::__value && __is_byte<_ValueType2>::__value
  && !__gnu_cxx::__numeric_traits<_ValueType1>::__is_signed
  && !__gnu_cxx::__numeric_traits<_ValueType2>::__is_signed
  && __is_pointer<_II1>::__value
  && __is_pointer<_II2>::__value);

      return std::__lexicographical_compare<__simple>::__lc(__first1, __last1,
           __first2, __last2);
    }

  template<typename _ForwardIterator, typename _Tp, typename _Compare>
    _ForwardIterator
    __lower_bound(_ForwardIterator __first, _ForwardIterator __last,
    const _Tp& __val, _Compare __comp)
    {
      typedef typename iterator_traits<_ForwardIterator>::difference_type
 _DistanceType;

      _DistanceType __len = std::distance(__first, __last);

      while (__len > 0)
 {
   _DistanceType __half = __len >> 1;
   _ForwardIterator __middle = __first;
   std::advance(__middle, __half);
   if (__comp(__middle, __val))
     {
       __first = __middle;
       ++__first;
       __len = __len - __half - 1;
     }
   else
     __len = __half;
 }
      return __first;
    }
# 982 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _ForwardIterator, typename _Tp>
    inline _ForwardIterator
    lower_bound(_ForwardIterator __first, _ForwardIterator __last,
  const _Tp& __val)
    {

     
     

      ;

      return std::__lower_bound(__first, __last, __val,
    __gnu_cxx::__ops::__iter_less_val());
    }



  inline constexpr int
  __lg(int __n)
  { return sizeof(int) * 8 - 1 - __builtin_clz(__n); }

  inline constexpr unsigned
  __lg(unsigned __n)
  { return sizeof(int) * 8 - 1 - __builtin_clz(__n); }

  inline constexpr long
  __lg(long __n)
  { return sizeof(long) * 8 - 1 - __builtin_clzl(__n); }

  inline constexpr unsigned long
  __lg(unsigned long __n)
  { return sizeof(long) * 8 - 1 - __builtin_clzl(__n); }

  inline constexpr long long
  __lg(long long __n)
  { return sizeof(long long) * 8 - 1 - __builtin_clzll(__n); }

  inline constexpr unsigned long long
  __lg(unsigned long long __n)
  { return sizeof(long long) * 8 - 1 - __builtin_clzll(__n); }




# 1039 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _II1, typename _II2>
    inline bool
    equal(_II1 __first1, _II1 __last1, _II2 __first2)
    {

     
     
     


      ;

      return std::__equal_aux(std::__niter_base(__first1),
         std::__niter_base(__last1),
         std::__niter_base(__first2));
    }
# 1071 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _IIter1, typename _IIter2, typename _BinaryPredicate>
    inline bool
    equal(_IIter1 __first1, _IIter1 __last1,
   _IIter2 __first2, _BinaryPredicate __binary_pred)
    {

     
     
      ;

      for (; __first1 != __last1; ++__first1, (void)++__first2)
 if (!bool(__binary_pred(*__first1, *__first2)))
   return false;
      return true;
    }
# 1104 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _II1, typename _II2>
    inline bool
    equal(_II1 __first1, _II1 __last1, _II2 __first2, _II2 __last2)
    {

     
     
     


      ;
      ;

      using _RATag = random_access_iterator_tag;
      using _Cat1 = typename iterator_traits<_II1>::iterator_category;
      using _Cat2 = typename iterator_traits<_II2>::iterator_category;
      using _RAIters = __and_<is_same<_Cat1, _RATag>, is_same<_Cat2, _RATag>>;
      if (_RAIters())
 {
   auto __d1 = std::distance(__first1, __last1);
   auto __d2 = std::distance(__first2, __last2);
   if (__d1 != __d2)
     return false;
   return std::equal(__first1, __last1, __first2);
 }

      for (; __first1 != __last1 && __first2 != __last2;
   ++__first1, (void)++__first2)
 if (!(*__first1 == *__first2))
   return false;
      return __first1 == __last1 && __first2 == __last2;
    }
# 1153 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _IIter1, typename _IIter2, typename _BinaryPredicate>
    inline bool
    equal(_IIter1 __first1, _IIter1 __last1,
   _IIter2 __first2, _IIter2 __last2, _BinaryPredicate __binary_pred)
    {

     
     
      ;
      ;

      using _RATag = random_access_iterator_tag;
      using _Cat1 = typename iterator_traits<_IIter1>::iterator_category;
      using _Cat2 = typename iterator_traits<_IIter2>::iterator_category;
      using _RAIters = __and_<is_same<_Cat1, _RATag>, is_same<_Cat2, _RATag>>;
      if (_RAIters())
 {
   auto __d1 = std::distance(__first1, __last1);
   auto __d2 = std::distance(__first2, __last2);
   if (__d1 != __d2)
     return false;
   return std::equal(__first1, __last1, __first2,
           __binary_pred);
 }

      for (; __first1 != __last1 && __first2 != __last2;
   ++__first1, (void)++__first2)
 if (!bool(__binary_pred(*__first1, *__first2)))
   return false;
      return __first1 == __last1 && __first2 == __last2;
    }
# 1201 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _II1, typename _II2>
    inline bool
    lexicographical_compare(_II1 __first1, _II1 __last1,
       _II2 __first2, _II2 __last2)
    {





     
     
     
     
      ;
      ;

      return std::__lexicographical_compare_aux(std::__niter_base(__first1),
      std::__niter_base(__last1),
      std::__niter_base(__first2),
      std::__niter_base(__last2));
    }
# 1237 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _II1, typename _II2, typename _Compare>
    inline bool
    lexicographical_compare(_II1 __first1, _II1 __last1,
       _II2 __first2, _II2 __last2, _Compare __comp)
    {

     
     
      ;
      ;

      return std::__lexicographical_compare_impl
 (__first1, __last1, __first2, __last2,
  __gnu_cxx::__ops::__iter_comp_iter(__comp));
    }

  template<typename _InputIterator1, typename _InputIterator2,
    typename _BinaryPredicate>
    pair<_InputIterator1, _InputIterator2>
    __mismatch(_InputIterator1 __first1, _InputIterator1 __last1,
        _InputIterator2 __first2, _BinaryPredicate __binary_pred)
    {
      while (__first1 != __last1 && __binary_pred(__first1, __first2))
        {
   ++__first1;
   ++__first2;
        }
      return pair<_InputIterator1, _InputIterator2>(__first1, __first2);
    }
# 1280 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _InputIterator1, typename _InputIterator2>
    inline pair<_InputIterator1, _InputIterator2>
    mismatch(_InputIterator1 __first1, _InputIterator1 __last1,
      _InputIterator2 __first2)
    {

     
     
     


      ;

      return std::__mismatch(__first1, __last1, __first2,
        __gnu_cxx::__ops::__iter_equal_to_iter());
    }
# 1313 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _InputIterator1, typename _InputIterator2,
    typename _BinaryPredicate>
    inline pair<_InputIterator1, _InputIterator2>
    mismatch(_InputIterator1 __first1, _InputIterator1 __last1,
      _InputIterator2 __first2, _BinaryPredicate __binary_pred)
    {

     
     
      ;

      return std::__mismatch(__first1, __last1, __first2,
 __gnu_cxx::__ops::__iter_comp_iter(__binary_pred));
    }



  template<typename _InputIterator1, typename _InputIterator2,
    typename _BinaryPredicate>
    pair<_InputIterator1, _InputIterator2>
    __mismatch(_InputIterator1 __first1, _InputIterator1 __last1,
        _InputIterator2 __first2, _InputIterator2 __last2,
        _BinaryPredicate __binary_pred)
    {
      while (__first1 != __last1 && __first2 != __last2
      && __binary_pred(__first1, __first2))
        {
   ++__first1;
   ++__first2;
        }
      return pair<_InputIterator1, _InputIterator2>(__first1, __first2);
    }
# 1360 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _InputIterator1, typename _InputIterator2>
    inline pair<_InputIterator1, _InputIterator2>
    mismatch(_InputIterator1 __first1, _InputIterator1 __last1,
      _InputIterator2 __first2, _InputIterator2 __last2)
    {

     
     
     


      ;
      ;

      return std::__mismatch(__first1, __last1, __first2, __last2,
        __gnu_cxx::__ops::__iter_equal_to_iter());
    }
# 1395 "/usr/include/c++/6.2.1/bits/stl_algobase.h" 3
  template<typename _InputIterator1, typename _InputIterator2,
    typename _BinaryPredicate>
    inline pair<_InputIterator1, _InputIterator2>
    mismatch(_InputIterator1 __first1, _InputIterator1 __last1,
      _InputIterator2 __first2, _InputIterator2 __last2,
      _BinaryPredicate __binary_pred)
    {

     
     
      ;
      ;

      return std::__mismatch(__first1, __last1, __first2, __last2,
        __gnu_cxx::__ops::__iter_comp_iter(__binary_pred));
    }



}
# 61 "/usr/include/c++/6.2.1/deque" 2 3
# 1 "/usr/include/c++/6.2.1/bits/allocator.h" 1 3
# 46 "/usr/include/c++/6.2.1/bits/allocator.h" 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++allocator.h" 1 3
# 33 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++allocator.h" 3
# 1 "/usr/include/c++/6.2.1/ext/new_allocator.h" 1 3
# 33 "/usr/include/c++/6.2.1/ext/new_allocator.h" 3
# 1 "/usr/include/c++/6.2.1/new" 1 3
# 37 "/usr/include/c++/6.2.1/new" 3
       
# 38 "/usr/include/c++/6.2.1/new" 3


# 1 "/usr/include/c++/6.2.1/exception" 1 3
# 33 "/usr/include/c++/6.2.1/exception" 3
       
# 34 "/usr/include/c++/6.2.1/exception" 3

#pragma GCC visibility push(default)


# 1 "/usr/include/c++/6.2.1/bits/atomic_lockfree_defines.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/atomic_lockfree_defines.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/atomic_lockfree_defines.h" 3
# 39 "/usr/include/c++/6.2.1/exception" 2 3

extern "C++" {

namespace std
{
# 60 "/usr/include/c++/6.2.1/exception" 3
  class exception
  {
  public:
    exception() noexcept { }
    virtual ~exception() noexcept;



    virtual const char*
    what() const noexcept;
  };



  class bad_exception : public exception
  {
  public:
    bad_exception() noexcept { }



    virtual ~bad_exception() noexcept;


    virtual const char*
    what() const noexcept;
  };


  typedef void (*terminate_handler) ();


  typedef void (*unexpected_handler) ();


  terminate_handler set_terminate(terminate_handler) noexcept;



  terminate_handler get_terminate() noexcept;




  void terminate() noexcept __attribute__ ((__noreturn__));


  unexpected_handler set_unexpected(unexpected_handler) noexcept;



  unexpected_handler get_unexpected() noexcept;




  void unexpected() __attribute__ ((__noreturn__));
# 129 "/usr/include/c++/6.2.1/exception" 3
  bool uncaught_exception() noexcept __attribute__ ((__pure__));




  int uncaught_exceptions() noexcept __attribute__ ((__pure__));



}

namespace __gnu_cxx
{

# 160 "/usr/include/c++/6.2.1/exception" 3
  void __verbose_terminate_handler();


}

}

#pragma GCC visibility pop


# 1 "/usr/include/c++/6.2.1/bits/exception_ptr.h" 1 3
# 34 "/usr/include/c++/6.2.1/bits/exception_ptr.h" 3
#pragma GCC visibility push(default)
# 43 "/usr/include/c++/6.2.1/bits/exception_ptr.h" 3
extern "C++" {

namespace std
{
  class type_info;





  namespace __exception_ptr
  {
    class exception_ptr;
  }

  using __exception_ptr::exception_ptr;





  exception_ptr current_exception() noexcept;


  void rethrow_exception(exception_ptr) __attribute__ ((__noreturn__));

  namespace __exception_ptr
  {
    using std::rethrow_exception;





    class exception_ptr
    {
      void* _M_exception_object;

      explicit exception_ptr(void* __e) noexcept;

      void _M_addref() noexcept;
      void _M_release() noexcept;

      void *_M_get() const noexcept __attribute__ ((__pure__));

      friend exception_ptr std::current_exception() noexcept;
      friend void std::rethrow_exception(exception_ptr);

    public:
      exception_ptr() noexcept;

      exception_ptr(const exception_ptr&) noexcept;


      exception_ptr(nullptr_t) noexcept
      : _M_exception_object(0)
      { }

      exception_ptr(exception_ptr&& __o) noexcept
      : _M_exception_object(__o._M_exception_object)
      { __o._M_exception_object = 0; }
# 113 "/usr/include/c++/6.2.1/bits/exception_ptr.h" 3
      exception_ptr&
      operator=(const exception_ptr&) noexcept;


      exception_ptr&
      operator=(exception_ptr&& __o) noexcept
      {
        exception_ptr(static_cast<exception_ptr&&>(__o)).swap(*this);
        return *this;
      }


      ~exception_ptr() noexcept;

      void
      swap(exception_ptr&) noexcept;
# 140 "/usr/include/c++/6.2.1/bits/exception_ptr.h" 3
      explicit operator bool() const
      { return _M_exception_object; }


      friend bool
      operator==(const exception_ptr&, const exception_ptr&)
 noexcept __attribute__ ((__pure__));

      const class std::type_info*
      __cxa_exception_type() const noexcept
 __attribute__ ((__pure__));
    };

    bool
    operator==(const exception_ptr&, const exception_ptr&)
      noexcept __attribute__ ((__pure__));

    bool
    operator!=(const exception_ptr&, const exception_ptr&)
      noexcept __attribute__ ((__pure__));

    inline void
    swap(exception_ptr& __lhs, exception_ptr& __rhs)
    { __lhs.swap(__rhs); }

  }



  template<typename _Ex>
    exception_ptr
    make_exception_ptr(_Ex __ex) noexcept
    {

      try
 {
   throw __ex;
 }
      catch(...)
 {
   return current_exception();
 }



    }





  template<typename _Ex>
    exception_ptr
    copy_exception(_Ex __ex) noexcept __attribute__ ((__deprecated__));

  template<typename _Ex>
    exception_ptr
    copy_exception(_Ex __ex) noexcept
    { return std::make_exception_ptr<_Ex>(__ex); }


}

}

#pragma GCC visibility pop
# 171 "/usr/include/c++/6.2.1/exception" 2 3
# 1 "/usr/include/c++/6.2.1/bits/nested_exception.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/nested_exception.h" 3
#pragma GCC visibility push(default)
# 46 "/usr/include/c++/6.2.1/bits/nested_exception.h" 3
extern "C++" {

namespace std
{






  class nested_exception
  {
    exception_ptr _M_ptr;

  public:
    nested_exception() noexcept : _M_ptr(current_exception()) { }

    nested_exception(const nested_exception&) noexcept = default;

    nested_exception& operator=(const nested_exception&) noexcept = default;

    virtual ~nested_exception() noexcept;

    [[noreturn]]
    void
    rethrow_nested() const
    {
      if (_M_ptr)
 rethrow_exception(_M_ptr);
      std::terminate();
    }

    exception_ptr
    nested_ptr() const noexcept
    { return _M_ptr; }
  };

  template<typename _Except>
    struct _Nested_exception : public _Except, public nested_exception
    {
      explicit _Nested_exception(const _Except& __ex)
      : _Except(__ex)
      { }

      explicit _Nested_exception(_Except&& __ex)
      : _Except(static_cast<_Except&&>(__ex))
      { }
    };

  template<typename _Tp,
    bool __with_nested = !__is_base_of(nested_exception, _Tp)>
    struct _Throw_with_nested_impl
    {
      template<typename _Up>
 static void _S_throw(_Up&& __t)
 { throw _Nested_exception<_Tp>{static_cast<_Up&&>(__t)}; }
    };

  template<typename _Tp>
    struct _Throw_with_nested_impl<_Tp, false>
    {
      template<typename _Up>
 static void _S_throw(_Up&& __t)
 { throw static_cast<_Up&&>(__t); }
    };

  template<typename _Tp, bool = __is_class(_Tp) && !__is_final(_Tp)>
    struct _Throw_with_nested_helper : _Throw_with_nested_impl<_Tp>
    { };

  template<typename _Tp>
    struct _Throw_with_nested_helper<_Tp, false>
    : _Throw_with_nested_impl<_Tp, false>
    { };

  template<typename _Tp>
    struct _Throw_with_nested_helper<_Tp&, false>
    : _Throw_with_nested_helper<_Tp>
    { };

  template<typename _Tp>
    struct _Throw_with_nested_helper<_Tp&&, false>
    : _Throw_with_nested_helper<_Tp>
    { };



  template<typename _Tp>
    [[noreturn]]
    inline void
    throw_with_nested(_Tp&& __t)
    {
      _Throw_with_nested_helper<_Tp>::_S_throw(static_cast<_Tp&&>(__t));
    }

  template<typename _Tp, bool = __is_polymorphic(_Tp)>
    struct _Rethrow_if_nested_impl
    {
      static void _S_rethrow(const _Tp& __t)
      {
 if (auto __tp =
            dynamic_cast<const nested_exception*>(std::__addressof(__t)))
   __tp->rethrow_nested();
      }
    };

  template<typename _Tp>
    struct _Rethrow_if_nested_impl<_Tp, false>
    {
      static void _S_rethrow(const _Tp&) { }
    };


  template<typename _Ex>
    inline void
    rethrow_if_nested(const _Ex& __ex)
    {
      _Rethrow_if_nested_impl<_Ex>::_S_rethrow(__ex);
    }


}

}



#pragma GCC visibility pop
# 172 "/usr/include/c++/6.2.1/exception" 2 3
# 41 "/usr/include/c++/6.2.1/new" 2 3

#pragma GCC visibility push(default)

extern "C++" {

namespace std
{






  class bad_alloc : public exception
  {
  public:
    bad_alloc() throw() { }



    virtual ~bad_alloc() throw();


    virtual const char* what() const throw();
  };


  class bad_array_new_length : public bad_alloc
  {
  public:
    bad_array_new_length() throw() { };



    virtual ~bad_array_new_length() throw();


    virtual const char* what() const throw();
  };


  struct nothrow_t
  {

    explicit nothrow_t() = default;

  };

  extern const nothrow_t nothrow;



  typedef void (*new_handler)();



  new_handler set_new_handler(new_handler) throw();



  new_handler get_new_handler() noexcept;

}
# 116 "/usr/include/c++/6.2.1/new" 3
void* operator new(std::size_t)
  __attribute__((__externally_visible__));
void* operator new[](std::size_t)
  __attribute__((__externally_visible__));
void operator delete(void*) noexcept
  __attribute__((__externally_visible__));
void operator delete[](void*) noexcept
  __attribute__((__externally_visible__));

void operator delete(void*, std::size_t) noexcept
  __attribute__((__externally_visible__));
void operator delete[](void*, std::size_t) noexcept
  __attribute__((__externally_visible__));

void* operator new(std::size_t, const std::nothrow_t&) noexcept
  __attribute__((__externally_visible__));
void* operator new[](std::size_t, const std::nothrow_t&) noexcept
  __attribute__((__externally_visible__));
void operator delete(void*, const std::nothrow_t&) noexcept
  __attribute__((__externally_visible__));
void operator delete[](void*, const std::nothrow_t&) noexcept
  __attribute__((__externally_visible__));

void operator delete(void*, std::size_t, const std::nothrow_t&) noexcept
  __attribute__((__externally_visible__));
void operator delete[](void*, std::size_t, const std::nothrow_t&) noexcept
  __attribute__((__externally_visible__));



inline void* operator new(std::size_t, void* __p) noexcept
{ return __p; }
inline void* operator new[](std::size_t, void* __p) noexcept
{ return __p; }


inline void operator delete (void*, void*) noexcept { }
inline void operator delete[](void*, void*) noexcept { }

}

#pragma GCC visibility pop
# 34 "/usr/include/c++/6.2.1/ext/new_allocator.h" 2 3






namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{


  using std::size_t;
  using std::ptrdiff_t;
# 57 "/usr/include/c++/6.2.1/ext/new_allocator.h" 3
  template<typename _Tp>
    class new_allocator
    {
    public:
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef _Tp* pointer;
      typedef const _Tp* const_pointer;
      typedef _Tp& reference;
      typedef const _Tp& const_reference;
      typedef _Tp value_type;

      template<typename _Tp1>
        struct rebind
        { typedef new_allocator<_Tp1> other; };




      typedef std::true_type propagate_on_container_move_assignment;


      new_allocator() noexcept { }

      new_allocator(const new_allocator&) noexcept { }

      template<typename _Tp1>
        new_allocator(const new_allocator<_Tp1>&) noexcept { }

      ~new_allocator() noexcept { }

      pointer
      address(reference __x) const noexcept
      { return std::__addressof(__x); }

      const_pointer
      address(const_reference __x) const noexcept
      { return std::__addressof(__x); }



      pointer
      allocate(size_type __n, const void* = 0)
      {
 if (__n > this->max_size())
   std::__throw_bad_alloc();

 return static_cast<_Tp*>(::operator new(__n * sizeof(_Tp)));
      }


      void
      deallocate(pointer __p, size_type)
      { ::operator delete(__p); }

      size_type
      max_size() const noexcept
      { return size_t(-1) / sizeof(_Tp); }


      template<typename _Up, typename... _Args>
        void
        construct(_Up* __p, _Args&&... __args)
 { ::new((void *)__p) _Up(std::forward<_Args>(__args)...); }

      template<typename _Up>
        void
        destroy(_Up* __p) { __p->~_Up(); }
# 135 "/usr/include/c++/6.2.1/ext/new_allocator.h" 3
    };

  template<typename _Tp>
    inline bool
    operator==(const new_allocator<_Tp>&, const new_allocator<_Tp>&)
    { return true; }

  template<typename _Tp>
    inline bool
    operator!=(const new_allocator<_Tp>&, const new_allocator<_Tp>&)
    { return false; }


}
# 34 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++allocator.h" 2 3


namespace std
{
# 47 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++allocator.h" 3
  template<typename _Tp>
    using __allocator_base = __gnu_cxx::new_allocator<_Tp>;
}
# 47 "/usr/include/c++/6.2.1/bits/allocator.h" 2 3
# 1 "/usr/include/c++/6.2.1/bits/memoryfwd.h" 1 3
# 46 "/usr/include/c++/6.2.1/bits/memoryfwd.h" 3
       
# 47 "/usr/include/c++/6.2.1/bits/memoryfwd.h" 3



namespace std __attribute__ ((__visibility__ ("default")))
{

# 63 "/usr/include/c++/6.2.1/bits/memoryfwd.h" 3
  template<typename>
    class allocator;

  template<>
    class allocator<void>;


  template<typename, typename>
    struct uses_allocator;




}
# 48 "/usr/include/c++/6.2.1/bits/allocator.h" 2 3






namespace std __attribute__ ((__visibility__ ("default")))
{








  template<>
    class allocator<void>
    {
    public:
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef void* pointer;
      typedef const void* const_pointer;
      typedef void value_type;

      template<typename _Tp1>
        struct rebind
        { typedef allocator<_Tp1> other; };




      typedef true_type propagate_on_container_move_assignment;


      typedef true_type is_always_equal;

    };
# 96 "/usr/include/c++/6.2.1/bits/allocator.h" 3
  template<typename _Tp>
    class allocator: public __allocator_base<_Tp>
    {
   public:
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef _Tp* pointer;
      typedef const _Tp* const_pointer;
      typedef _Tp& reference;
      typedef const _Tp& const_reference;
      typedef _Tp value_type;

      template<typename _Tp1>
        struct rebind
        { typedef allocator<_Tp1> other; };




      typedef true_type propagate_on_container_move_assignment;


      allocator() throw() { }

      allocator(const allocator& __a) throw()
      : __allocator_base<_Tp>(__a) { }

      template<typename _Tp1>
        allocator(const allocator<_Tp1>&) throw() { }

      ~allocator() throw() { }


    };

  template<typename _T1, typename _T2>
    inline bool
    operator==(const allocator<_T1>&, const allocator<_T2>&)
    noexcept
    { return true; }

  template<typename _Tp>
    inline bool
    operator==(const allocator<_Tp>&, const allocator<_Tp>&)
    noexcept
    { return true; }

  template<typename _T1, typename _T2>
    inline bool
    operator!=(const allocator<_T1>&, const allocator<_T2>&)
    noexcept
    { return false; }

  template<typename _Tp>
    inline bool
    operator!=(const allocator<_Tp>&, const allocator<_Tp>&)
    noexcept
    { return false; }






  extern template class allocator<char>;
  extern template class allocator<wchar_t>;






  template<typename _Alloc, bool = __is_empty(_Alloc)>
    struct __alloc_swap
    { static void _S_do_it(_Alloc&, _Alloc&) noexcept { } };

  template<typename _Alloc>
    struct __alloc_swap<_Alloc, false>
    {
      static void
      _S_do_it(_Alloc& __one, _Alloc& __two) noexcept
      {

 if (__one != __two)
   swap(__one, __two);
      }
    };


  template<typename _Alloc, bool = __is_empty(_Alloc)>
    struct __alloc_neq
    {
      static bool
      _S_do_it(const _Alloc&, const _Alloc&)
      { return false; }
    };

  template<typename _Alloc>
    struct __alloc_neq<_Alloc, false>
    {
      static bool
      _S_do_it(const _Alloc& __one, const _Alloc& __two)
      { return __one != __two; }
    };


  template<typename _Tp, bool
    = __or_<is_copy_constructible<typename _Tp::value_type>,
            is_nothrow_move_constructible<typename _Tp::value_type>>::value>
    struct __shrink_to_fit_aux
    { static bool _S_do_it(_Tp&) noexcept { return false; } };

  template<typename _Tp>
    struct __shrink_to_fit_aux<_Tp, true>
    {
      static bool
      _S_do_it(_Tp& __c) noexcept
      {

 try
   {
     _Tp(__make_move_if_noexcept_iterator(__c.begin()),
  __make_move_if_noexcept_iterator(__c.end()),
  __c.get_allocator()).swap(__c);
     return true;
   }
 catch(...)
   { return false; }



      }
    };



}
# 62 "/usr/include/c++/6.2.1/deque" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_construct.h" 1 3
# 61 "/usr/include/c++/6.2.1/bits/stl_construct.h" 3
# 1 "/usr/include/c++/6.2.1/ext/alloc_traits.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/alloc_traits.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/alloc_traits.h" 3



# 1 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 1 3
# 41 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  struct __allocator_traits_base
  {
    template<typename _Alloc, typename _Up>
      using __rebind = typename _Alloc::template rebind<_Up>::other;

  protected:
    template<typename _Tp>
      using __pointer = typename _Tp::pointer;
    template<typename _Tp>
      using __c_pointer = typename _Tp::const_pointer;
    template<typename _Tp>
      using __v_pointer = typename _Tp::void_pointer;
    template<typename _Tp>
      using __cv_pointer = typename _Tp::const_void_pointer;
    template<typename _Tp>
      using __diff_type = typename _Tp::difference_type;
    template<typename _Tp>
      using __size_type = typename _Tp::size_type;
    template<typename _Tp>
      using __pocca = typename _Tp::propagate_on_container_copy_assignment;
    template<typename _Tp>
      using __pocma = typename _Tp::propagate_on_container_move_assignment;
    template<typename _Tp>
      using __pocs = typename _Tp::propagate_on_container_swap;
    template<typename _Tp>
      using __equal = typename _Tp::is_always_equal;
  };

  template<typename _Alloc, typename _Up>
    using __alloc_rebind = __detected_or_t_<__replace_first_arg_t,
         __allocator_traits_base::__rebind,
         _Alloc, _Up>;





  template<typename _Alloc>
    struct allocator_traits : __allocator_traits_base
    {

      typedef _Alloc allocator_type;

      typedef typename _Alloc::value_type value_type;






      using pointer = __detected_or_t<value_type*, __pointer, _Alloc>;







      using const_pointer
 = __detected_or_t<__ptr_rebind<pointer, const value_type>,
     __c_pointer, _Alloc>;







      using void_pointer
 = __detected_or_t<__ptr_rebind<pointer, void>, __v_pointer, _Alloc>;







      using const_void_pointer
 = __detected_or_t<__ptr_rebind<pointer, const void>, __cv_pointer,
     _Alloc>;







      using difference_type
 = __detected_or_t<typename pointer_traits<pointer>::difference_type,
     __diff_type, _Alloc>;







      using size_type
 = __detected_or_t<typename make_unsigned<difference_type>::type,
     __size_type, _Alloc>;







      using propagate_on_container_copy_assignment
 = __detected_or_t<false_type, __pocca, _Alloc>;







      using propagate_on_container_move_assignment
 = __detected_or_t<false_type, __pocma, _Alloc>;







      using propagate_on_container_swap
 = __detected_or_t<false_type, __pocs, _Alloc>;







      using is_always_equal
 = __detected_or_t<typename is_empty<_Alloc>::type, __equal, _Alloc>;

      template<typename _Tp>
 using rebind_alloc = __alloc_rebind<_Alloc, _Tp>;
      template<typename _Tp>
 using rebind_traits = allocator_traits<rebind_alloc<_Tp>>;

      static_assert(!is_same<rebind_alloc<value_type>, __undefined>::value,
   "allocator defines rebind or is like Alloc<T, Args>");

    private:
      template<typename _Alloc2>
 static auto
 _S_allocate(_Alloc2& __a, size_type __n, const_void_pointer __hint, int)
 -> decltype(__a.allocate(__n, __hint))
 { return __a.allocate(__n, __hint); }

      template<typename _Alloc2>
 static pointer
 _S_allocate(_Alloc2& __a, size_type __n, const_void_pointer, ...)
 { return __a.allocate(__n); }

      template<typename _Tp, typename... _Args>
 struct __construct_helper
 {
   template<typename _Alloc2,
     typename = decltype(std::declval<_Alloc2*>()->construct(
    std::declval<_Tp*>(), std::declval<_Args>()...))>
     static true_type __test(int);

   template<typename>
     static false_type __test(...);

   using type = decltype(__test<_Alloc>(0));
 };

      template<typename _Tp, typename... _Args>
 using __has_construct
   = typename __construct_helper<_Tp, _Args...>::type;

      template<typename _Tp, typename... _Args>
 static _Require<__has_construct<_Tp, _Args...>>
 _S_construct(_Alloc& __a, _Tp* __p, _Args&&... __args)
 { __a.construct(__p, std::forward<_Args>(__args)...); }

      template<typename _Tp, typename... _Args>
 static
 _Require<__and_<__not_<__has_construct<_Tp, _Args...>>,
          is_constructible<_Tp, _Args...>>>
 _S_construct(_Alloc&, _Tp* __p, _Args&&... __args)
 { ::new((void*)__p) _Tp(std::forward<_Args>(__args)...); }

      template<typename _Alloc2, typename _Tp>
 static auto
 _S_destroy(_Alloc2& __a, _Tp* __p, int)
 -> decltype(__a.destroy(__p))
 { __a.destroy(__p); }

      template<typename _Alloc2, typename _Tp>
 static void
 _S_destroy(_Alloc2&, _Tp* __p, ...)
 { __p->~_Tp(); }

      template<typename _Alloc2>
 static auto
 _S_max_size(_Alloc2& __a, int)
 -> decltype(__a.max_size())
 { return __a.max_size(); }

      template<typename _Alloc2>
 static size_type
 _S_max_size(_Alloc2&, ...)
 {


   return __gnu_cxx::__numeric_traits<size_type>::__max
     / sizeof(value_type);
 }

      template<typename _Alloc2>
 static auto
 _S_select(_Alloc2& __a, int)
 -> decltype(__a.select_on_container_copy_construction())
 { return __a.select_on_container_copy_construction(); }

      template<typename _Alloc2>
 static _Alloc2
 _S_select(_Alloc2& __a, ...)
 { return __a; }

    public:
# 279 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static pointer
      allocate(_Alloc& __a, size_type __n)
      { return __a.allocate(__n); }
# 294 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static pointer
      allocate(_Alloc& __a, size_type __n, const_void_pointer __hint)
      { return _S_allocate(__a, __n, __hint, 0); }
# 306 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static void
      deallocate(_Alloc& __a, pointer __p, size_type __n)
      { __a.deallocate(__p, __n); }
# 321 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      template<typename _Tp, typename... _Args>
 static auto construct(_Alloc& __a, _Tp* __p, _Args&&... __args)
 -> decltype(_S_construct(__a, __p, std::forward<_Args>(__args)...))
 { _S_construct(__a, __p, std::forward<_Args>(__args)...); }
# 334 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      template<typename _Tp>
 static void destroy(_Alloc& __a, _Tp* __p)
 { _S_destroy(__a, __p, 0); }
# 346 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static size_type max_size(const _Alloc& __a) noexcept
      { return _S_max_size(__a, 0); }
# 357 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static _Alloc
      select_on_container_copy_construction(const _Alloc& __rhs)
      { return _S_select(__rhs, 0); }
    };


  template<typename _Tp>
    struct allocator_traits<allocator<_Tp>>
    {

      using allocator_type = allocator<_Tp>;

      using value_type = _Tp;


      using pointer = _Tp*;


      using const_pointer = const _Tp*;


      using void_pointer = void*;


      using const_void_pointer = const void*;


      using difference_type = std::ptrdiff_t;


      using size_type = std::size_t;


      using propagate_on_container_copy_assignment = false_type;


      using propagate_on_container_move_assignment = true_type;


      using propagate_on_container_swap = false_type;


      using is_always_equal = true_type;

      template<typename _Up>
 using rebind_alloc = allocator<_Up>;

      template<typename _Up>
 using rebind_traits = allocator_traits<allocator<_Up>>;
# 414 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static pointer
      allocate(allocator_type& __a, size_type __n)
      { return __a.allocate(__n); }
# 428 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static pointer
      allocate(allocator_type& __a, size_type __n, const_void_pointer __hint)
      { return __a.allocate(__n, __hint); }
# 440 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      static void
      deallocate(allocator_type& __a, pointer __p, size_type __n)
      { __a.deallocate(__p, __n); }
# 452 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      template<typename _Up, typename... _Args>
 static void
 construct(allocator_type& __a, _Up* __p, _Args&&... __args)
 { __a.construct(__p, std::forward<_Args>(__args)...); }
# 464 "/usr/include/c++/6.2.1/bits/alloc_traits.h" 3
      template<typename _Up>
 static void
 destroy(allocator_type& __a, _Up* __p)
 { __a.destroy(__p); }






      static size_type
      max_size(const allocator_type& __a) noexcept
      { return __a.max_size(); }






      static allocator_type
      select_on_container_copy_construction(const allocator_type& __rhs)
      { return __rhs; }
    };


  template<typename _Alloc>
    inline void
    __do_alloc_on_copy(_Alloc& __one, const _Alloc& __two, true_type)
    { __one = __two; }

  template<typename _Alloc>
    inline void
    __do_alloc_on_copy(_Alloc&, const _Alloc&, false_type)
    { }

  template<typename _Alloc>
    inline void __alloc_on_copy(_Alloc& __one, const _Alloc& __two)
    {
      typedef allocator_traits<_Alloc> __traits;
      typedef typename __traits::propagate_on_container_copy_assignment __pocca;
      __do_alloc_on_copy(__one, __two, __pocca());
    }

  template<typename _Alloc>
    inline _Alloc __alloc_on_copy(const _Alloc& __a)
    {
      typedef allocator_traits<_Alloc> __traits;
      return __traits::select_on_container_copy_construction(__a);
    }

  template<typename _Alloc>
    inline void __do_alloc_on_move(_Alloc& __one, _Alloc& __two, true_type)
    { __one = std::move(__two); }

  template<typename _Alloc>
    inline void __do_alloc_on_move(_Alloc&, _Alloc&, false_type)
    { }

  template<typename _Alloc>
    inline void __alloc_on_move(_Alloc& __one, _Alloc& __two)
    {
      typedef allocator_traits<_Alloc> __traits;
      typedef typename __traits::propagate_on_container_move_assignment __pocma;
      __do_alloc_on_move(__one, __two, __pocma());
    }

  template<typename _Alloc>
    inline void __do_alloc_on_swap(_Alloc& __one, _Alloc& __two, true_type)
    {
      using std::swap;
      swap(__one, __two);
    }

  template<typename _Alloc>
    inline void __do_alloc_on_swap(_Alloc&, _Alloc&, false_type)
    { }

  template<typename _Alloc>
    inline void __alloc_on_swap(_Alloc& __one, _Alloc& __two)
    {
      typedef allocator_traits<_Alloc> __traits;
      typedef typename __traits::propagate_on_container_swap __pocs;
      __do_alloc_on_swap(__one, __two, __pocs());
    }

  template<typename _Alloc>
    class __is_copy_insertable_impl
    {
      typedef allocator_traits<_Alloc> _Traits;

      template<typename _Up, typename
        = decltype(_Traits::construct(std::declval<_Alloc&>(),
          std::declval<_Up*>(),
          std::declval<const _Up&>()))>
 static true_type
 _M_select(int);

      template<typename _Up>
 static false_type
 _M_select(...);

    public:
      typedef decltype(_M_select<typename _Alloc::value_type>(0)) type;
    };


  template<typename _Alloc>
    struct __is_copy_insertable
    : __is_copy_insertable_impl<_Alloc>::type
    { };


  template<typename _Tp>
    struct __is_copy_insertable<allocator<_Tp>>
    : is_copy_constructible<_Tp>
    { };


}
# 37 "/usr/include/c++/6.2.1/ext/alloc_traits.h" 2 3




namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{






template<typename _Alloc>
  struct __alloc_traits

  : std::allocator_traits<_Alloc>

  {
    typedef _Alloc allocator_type;

    typedef std::allocator_traits<_Alloc> _Base_type;
    typedef typename _Base_type::value_type value_type;
    typedef typename _Base_type::pointer pointer;
    typedef typename _Base_type::const_pointer const_pointer;
    typedef typename _Base_type::size_type size_type;
    typedef typename _Base_type::difference_type difference_type;

    typedef value_type& reference;
    typedef const value_type& const_reference;
    using _Base_type::allocate;
    using _Base_type::deallocate;
    using _Base_type::construct;
    using _Base_type::destroy;
    using _Base_type::max_size;

  private:
    template<typename _Ptr>
      using __is_custom_pointer
 = std::__and_<std::is_same<pointer, _Ptr>,
        std::__not_<std::is_pointer<_Ptr>>>;

  public:

    template<typename _Ptr, typename... _Args>
      static typename std::enable_if<__is_custom_pointer<_Ptr>::value>::type
      construct(_Alloc& __a, _Ptr __p, _Args&&... __args)
      {
 _Base_type::construct(__a, std::addressof(*__p),
         std::forward<_Args>(__args)...);
      }


    template<typename _Ptr>
      static typename std::enable_if<__is_custom_pointer<_Ptr>::value>::type
      destroy(_Alloc& __a, _Ptr __p)
      { _Base_type::destroy(__a, std::addressof(*__p)); }

    static _Alloc _S_select_on_copy(const _Alloc& __a)
    { return _Base_type::select_on_container_copy_construction(__a); }

    static void _S_on_swap(_Alloc& __a, _Alloc& __b)
    { std::__alloc_on_swap(__a, __b); }

    static constexpr bool _S_propagate_on_copy_assign()
    { return _Base_type::propagate_on_container_copy_assignment::value; }

    static constexpr bool _S_propagate_on_move_assign()
    { return _Base_type::propagate_on_container_move_assignment::value; }

    static constexpr bool _S_propagate_on_swap()
    { return _Base_type::propagate_on_container_swap::value; }

    static constexpr bool _S_always_equal()
    { return _Base_type::is_always_equal::value; }

    static constexpr bool _S_nothrow_move()
    { return _S_propagate_on_move_assign() || _S_always_equal(); }

    template<typename _Tp>
      struct rebind
      { typedef typename _Base_type::template rebind_alloc<_Tp> other; };
# 158 "/usr/include/c++/6.2.1/ext/alloc_traits.h" 3
  };


}
# 62 "/usr/include/c++/6.2.1/bits/stl_construct.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{







  template<typename _T1, typename... _Args>
    inline void
    _Construct(_T1* __p, _Args&&... __args)
    { ::new(static_cast<void*>(__p)) _T1(std::forward<_Args>(__args)...); }
# 90 "/usr/include/c++/6.2.1/bits/stl_construct.h" 3
  template<typename _Tp>
    inline void
    _Destroy(_Tp* __pointer)
    { __pointer->~_Tp(); }

  template<bool>
    struct _Destroy_aux
    {
      template<typename _ForwardIterator>
        static void
        __destroy(_ForwardIterator __first, _ForwardIterator __last)
 {
   for (; __first != __last; ++__first)
     std::_Destroy(std::__addressof(*__first));
 }
    };

  template<>
    struct _Destroy_aux<true>
    {
      template<typename _ForwardIterator>
        static void
        __destroy(_ForwardIterator, _ForwardIterator) { }
    };






  template<typename _ForwardIterator>
    inline void
    _Destroy(_ForwardIterator __first, _ForwardIterator __last)
    {
      typedef typename iterator_traits<_ForwardIterator>::value_type
                       _Value_type;
      std::_Destroy_aux<__has_trivial_destructor(_Value_type)>::
 __destroy(__first, __last);
    }







  template<typename _ForwardIterator, typename _Allocator>
    void
    _Destroy(_ForwardIterator __first, _ForwardIterator __last,
      _Allocator& __alloc)
    {
      typedef __gnu_cxx::__alloc_traits<_Allocator> __traits;
      for (; __first != __last; ++__first)
 __traits::destroy(__alloc, std::__addressof(*__first));
    }

  template<typename _ForwardIterator, typename _Tp>
    inline void
    _Destroy(_ForwardIterator __first, _ForwardIterator __last,
      allocator<_Tp>&)
    {
      _Destroy(__first, __last);
    }


}
# 63 "/usr/include/c++/6.2.1/deque" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 1 3
# 59 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  template<bool _TrivialValueTypes>
    struct __uninitialized_copy
    {
      template<typename _InputIterator, typename _ForwardIterator>
        static _ForwardIterator
        __uninit_copy(_InputIterator __first, _InputIterator __last,
        _ForwardIterator __result)
        {
   _ForwardIterator __cur = __result;
   try
     {
       for (; __first != __last; ++__first, (void)++__cur)
  std::_Construct(std::__addressof(*__cur), *__first);
       return __cur;
     }
   catch(...)
     {
       std::_Destroy(__result, __cur);
       throw;
     }
 }
    };

  template<>
    struct __uninitialized_copy<true>
    {
      template<typename _InputIterator, typename _ForwardIterator>
        static _ForwardIterator
        __uninit_copy(_InputIterator __first, _InputIterator __last,
        _ForwardIterator __result)
        { return std::copy(__first, __last, __result); }
    };
# 105 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 3
  template<typename _InputIterator, typename _ForwardIterator>
    inline _ForwardIterator
    uninitialized_copy(_InputIterator __first, _InputIterator __last,
         _ForwardIterator __result)
    {
      typedef typename iterator_traits<_InputIterator>::value_type
 _ValueType1;
      typedef typename iterator_traits<_ForwardIterator>::value_type
 _ValueType2;




      typedef typename iterator_traits<_InputIterator>::reference _RefType1;
      typedef typename iterator_traits<_ForwardIterator>::reference _RefType2;
      const bool __assignable = is_assignable<_RefType2, _RefType1>::value;


      return std::__uninitialized_copy<__is_trivial(_ValueType1)
           && __is_trivial(_ValueType2)
           && __assignable>::
 __uninit_copy(__first, __last, __result);
    }


  template<bool _TrivialValueType>
    struct __uninitialized_fill
    {
      template<typename _ForwardIterator, typename _Tp>
        static void
        __uninit_fill(_ForwardIterator __first, _ForwardIterator __last,
        const _Tp& __x)
        {
   _ForwardIterator __cur = __first;
   try
     {
       for (; __cur != __last; ++__cur)
  std::_Construct(std::__addressof(*__cur), __x);
     }
   catch(...)
     {
       std::_Destroy(__first, __cur);
       throw;
     }
 }
    };

  template<>
    struct __uninitialized_fill<true>
    {
      template<typename _ForwardIterator, typename _Tp>
        static void
        __uninit_fill(_ForwardIterator __first, _ForwardIterator __last,
        const _Tp& __x)
        { std::fill(__first, __last, __x); }
    };
# 171 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 3
  template<typename _ForwardIterator, typename _Tp>
    inline void
    uninitialized_fill(_ForwardIterator __first, _ForwardIterator __last,
         const _Tp& __x)
    {
      typedef typename iterator_traits<_ForwardIterator>::value_type
 _ValueType;




      const bool __assignable = is_copy_assignable<_ValueType>::value;


      std::__uninitialized_fill<__is_trivial(_ValueType) && __assignable>::
 __uninit_fill(__first, __last, __x);
    }


  template<bool _TrivialValueType>
    struct __uninitialized_fill_n
    {
      template<typename _ForwardIterator, typename _Size, typename _Tp>
        static _ForwardIterator
        __uninit_fill_n(_ForwardIterator __first, _Size __n,
   const _Tp& __x)
        {
   _ForwardIterator __cur = __first;
   try
     {
       for (; __n > 0; --__n, ++__cur)
  std::_Construct(std::__addressof(*__cur), __x);
       return __cur;
     }
   catch(...)
     {
       std::_Destroy(__first, __cur);
       throw;
     }
 }
    };

  template<>
    struct __uninitialized_fill_n<true>
    {
      template<typename _ForwardIterator, typename _Size, typename _Tp>
        static _ForwardIterator
        __uninit_fill_n(_ForwardIterator __first, _Size __n,
   const _Tp& __x)
        { return std::fill_n(__first, __n, __x); }
    };
# 234 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 3
  template<typename _ForwardIterator, typename _Size, typename _Tp>
    inline _ForwardIterator
    uninitialized_fill_n(_ForwardIterator __first, _Size __n, const _Tp& __x)
    {
      typedef typename iterator_traits<_ForwardIterator>::value_type
 _ValueType;




      const bool __assignable = is_copy_assignable<_ValueType>::value;

      return __uninitialized_fill_n<__is_trivial(_ValueType) && __assignable>::
 __uninit_fill_n(__first, __n, __x);
    }







  template<typename _InputIterator, typename _ForwardIterator,
    typename _Allocator>
    _ForwardIterator
    __uninitialized_copy_a(_InputIterator __first, _InputIterator __last,
      _ForwardIterator __result, _Allocator& __alloc)
    {
      _ForwardIterator __cur = __result;
      try
 {
   typedef __gnu_cxx::__alloc_traits<_Allocator> __traits;
   for (; __first != __last; ++__first, (void)++__cur)
     __traits::construct(__alloc, std::__addressof(*__cur), *__first);
   return __cur;
 }
      catch(...)
 {
   std::_Destroy(__result, __cur, __alloc);
   throw;
 }
    }

  template<typename _InputIterator, typename _ForwardIterator, typename _Tp>
    inline _ForwardIterator
    __uninitialized_copy_a(_InputIterator __first, _InputIterator __last,
      _ForwardIterator __result, allocator<_Tp>&)
    { return std::uninitialized_copy(__first, __last, __result); }

  template<typename _InputIterator, typename _ForwardIterator,
    typename _Allocator>
    inline _ForwardIterator
    __uninitialized_move_a(_InputIterator __first, _InputIterator __last,
      _ForwardIterator __result, _Allocator& __alloc)
    {
      return std::__uninitialized_copy_a(std::make_move_iterator(__first),
      std::make_move_iterator(__last),
      __result, __alloc);
    }

  template<typename _InputIterator, typename _ForwardIterator,
    typename _Allocator>
    inline _ForwardIterator
    __uninitialized_move_if_noexcept_a(_InputIterator __first,
           _InputIterator __last,
           _ForwardIterator __result,
           _Allocator& __alloc)
    {
      return std::__uninitialized_copy_a
 (std::__make_move_if_noexcept_iterator(__first),
  std::__make_move_if_noexcept_iterator(__last), __result, __alloc);
    }

  template<typename _ForwardIterator, typename _Tp, typename _Allocator>
    void
    __uninitialized_fill_a(_ForwardIterator __first, _ForwardIterator __last,
      const _Tp& __x, _Allocator& __alloc)
    {
      _ForwardIterator __cur = __first;
      try
 {
   typedef __gnu_cxx::__alloc_traits<_Allocator> __traits;
   for (; __cur != __last; ++__cur)
     __traits::construct(__alloc, std::__addressof(*__cur), __x);
 }
      catch(...)
 {
   std::_Destroy(__first, __cur, __alloc);
   throw;
 }
    }

  template<typename _ForwardIterator, typename _Tp, typename _Tp2>
    inline void
    __uninitialized_fill_a(_ForwardIterator __first, _ForwardIterator __last,
      const _Tp& __x, allocator<_Tp2>&)
    { std::uninitialized_fill(__first, __last, __x); }

  template<typename _ForwardIterator, typename _Size, typename _Tp,
    typename _Allocator>
    _ForwardIterator
    __uninitialized_fill_n_a(_ForwardIterator __first, _Size __n,
        const _Tp& __x, _Allocator& __alloc)
    {
      _ForwardIterator __cur = __first;
      try
 {
   typedef __gnu_cxx::__alloc_traits<_Allocator> __traits;
   for (; __n > 0; --__n, ++__cur)
     __traits::construct(__alloc, std::__addressof(*__cur), __x);
   return __cur;
 }
      catch(...)
 {
   std::_Destroy(__first, __cur, __alloc);
   throw;
 }
    }

  template<typename _ForwardIterator, typename _Size, typename _Tp,
    typename _Tp2>
    inline _ForwardIterator
    __uninitialized_fill_n_a(_ForwardIterator __first, _Size __n,
        const _Tp& __x, allocator<_Tp2>&)
    { return std::uninitialized_fill_n(__first, __n, __x); }
# 370 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 3
  template<typename _InputIterator1, typename _InputIterator2,
    typename _ForwardIterator, typename _Allocator>
    inline _ForwardIterator
    __uninitialized_copy_move(_InputIterator1 __first1,
         _InputIterator1 __last1,
         _InputIterator2 __first2,
         _InputIterator2 __last2,
         _ForwardIterator __result,
         _Allocator& __alloc)
    {
      _ForwardIterator __mid = std::__uninitialized_copy_a(__first1, __last1,
          __result,
          __alloc);
      try
 {
   return std::__uninitialized_move_a(__first2, __last2, __mid, __alloc);
 }
      catch(...)
 {
   std::_Destroy(__result, __mid, __alloc);
   throw;
 }
    }





  template<typename _InputIterator1, typename _InputIterator2,
    typename _ForwardIterator, typename _Allocator>
    inline _ForwardIterator
    __uninitialized_move_copy(_InputIterator1 __first1,
         _InputIterator1 __last1,
         _InputIterator2 __first2,
         _InputIterator2 __last2,
         _ForwardIterator __result,
         _Allocator& __alloc)
    {
      _ForwardIterator __mid = std::__uninitialized_move_a(__first1, __last1,
          __result,
          __alloc);
      try
 {
   return std::__uninitialized_copy_a(__first2, __last2, __mid, __alloc);
 }
      catch(...)
 {
   std::_Destroy(__result, __mid, __alloc);
   throw;
 }
    }




  template<typename _ForwardIterator, typename _Tp, typename _InputIterator,
    typename _Allocator>
    inline _ForwardIterator
    __uninitialized_fill_move(_ForwardIterator __result, _ForwardIterator __mid,
         const _Tp& __x, _InputIterator __first,
         _InputIterator __last, _Allocator& __alloc)
    {
      std::__uninitialized_fill_a(__result, __mid, __x, __alloc);
      try
 {
   return std::__uninitialized_move_a(__first, __last, __mid, __alloc);
 }
      catch(...)
 {
   std::_Destroy(__result, __mid, __alloc);
   throw;
 }
    }




  template<typename _InputIterator, typename _ForwardIterator, typename _Tp,
    typename _Allocator>
    inline void
    __uninitialized_move_fill(_InputIterator __first1, _InputIterator __last1,
         _ForwardIterator __first2,
         _ForwardIterator __last2, const _Tp& __x,
         _Allocator& __alloc)
    {
      _ForwardIterator __mid2 = std::__uninitialized_move_a(__first1, __last1,
           __first2,
           __alloc);
      try
 {
   std::__uninitialized_fill_a(__mid2, __last2, __x, __alloc);
 }
      catch(...)
 {
   std::_Destroy(__first2, __mid2, __alloc);
   throw;
 }
    }





  template<bool _TrivialValueType>
    struct __uninitialized_default_1
    {
      template<typename _ForwardIterator>
        static void
        __uninit_default(_ForwardIterator __first, _ForwardIterator __last)
        {
   _ForwardIterator __cur = __first;
   try
     {
       for (; __cur != __last; ++__cur)
  std::_Construct(std::__addressof(*__cur));
     }
   catch(...)
     {
       std::_Destroy(__first, __cur);
       throw;
     }
 }
    };

  template<>
    struct __uninitialized_default_1<true>
    {
      template<typename _ForwardIterator>
        static void
        __uninit_default(_ForwardIterator __first, _ForwardIterator __last)
        {
   typedef typename iterator_traits<_ForwardIterator>::value_type
     _ValueType;

   std::fill(__first, __last, _ValueType());
 }
    };

  template<bool _TrivialValueType>
    struct __uninitialized_default_n_1
    {
      template<typename _ForwardIterator, typename _Size>
        static _ForwardIterator
        __uninit_default_n(_ForwardIterator __first, _Size __n)
        {
   _ForwardIterator __cur = __first;
   try
     {
       for (; __n > 0; --__n, ++__cur)
  std::_Construct(std::__addressof(*__cur));
       return __cur;
     }
   catch(...)
     {
       std::_Destroy(__first, __cur);
       throw;
     }
 }
    };

  template<>
    struct __uninitialized_default_n_1<true>
    {
      template<typename _ForwardIterator, typename _Size>
        static _ForwardIterator
        __uninit_default_n(_ForwardIterator __first, _Size __n)
        {
   typedef typename iterator_traits<_ForwardIterator>::value_type
     _ValueType;

   return std::fill_n(__first, __n, _ValueType());
 }
    };




  template<typename _ForwardIterator>
    inline void
    __uninitialized_default(_ForwardIterator __first,
       _ForwardIterator __last)
    {
      typedef typename iterator_traits<_ForwardIterator>::value_type
 _ValueType;

      const bool __assignable = is_copy_assignable<_ValueType>::value;

      std::__uninitialized_default_1<__is_trivial(_ValueType)
         && __assignable>::
 __uninit_default(__first, __last);
    }



  template<typename _ForwardIterator, typename _Size>
    inline _ForwardIterator
    __uninitialized_default_n(_ForwardIterator __first, _Size __n)
    {
      typedef typename iterator_traits<_ForwardIterator>::value_type
 _ValueType;

      const bool __assignable = is_copy_assignable<_ValueType>::value;

      return __uninitialized_default_n_1<__is_trivial(_ValueType)
           && __assignable>::
 __uninit_default_n(__first, __n);
    }





  template<typename _ForwardIterator, typename _Allocator>
    void
    __uninitialized_default_a(_ForwardIterator __first,
         _ForwardIterator __last,
         _Allocator& __alloc)
    {
      _ForwardIterator __cur = __first;
      try
 {
   typedef __gnu_cxx::__alloc_traits<_Allocator> __traits;
   for (; __cur != __last; ++__cur)
     __traits::construct(__alloc, std::__addressof(*__cur));
 }
      catch(...)
 {
   std::_Destroy(__first, __cur, __alloc);
   throw;
 }
    }

  template<typename _ForwardIterator, typename _Tp>
    inline void
    __uninitialized_default_a(_ForwardIterator __first,
         _ForwardIterator __last,
         allocator<_Tp>&)
    { std::__uninitialized_default(__first, __last); }





  template<typename _ForwardIterator, typename _Size, typename _Allocator>
    _ForwardIterator
    __uninitialized_default_n_a(_ForwardIterator __first, _Size __n,
    _Allocator& __alloc)
    {
      _ForwardIterator __cur = __first;
      try
 {
   typedef __gnu_cxx::__alloc_traits<_Allocator> __traits;
   for (; __n > 0; --__n, ++__cur)
     __traits::construct(__alloc, std::__addressof(*__cur));
   return __cur;
 }
      catch(...)
 {
   std::_Destroy(__first, __cur, __alloc);
   throw;
 }
    }

  template<typename _ForwardIterator, typename _Size, typename _Tp>
    inline _ForwardIterator
    __uninitialized_default_n_a(_ForwardIterator __first, _Size __n,
    allocator<_Tp>&)
    { return std::__uninitialized_default_n(__first, __n); }


  template<typename _InputIterator, typename _Size,
    typename _ForwardIterator>
    _ForwardIterator
    __uninitialized_copy_n(_InputIterator __first, _Size __n,
      _ForwardIterator __result, input_iterator_tag)
    {
      _ForwardIterator __cur = __result;
      try
 {
   for (; __n > 0; --__n, ++__first, ++__cur)
     std::_Construct(std::__addressof(*__cur), *__first);
   return __cur;
 }
      catch(...)
 {
   std::_Destroy(__result, __cur);
   throw;
 }
    }

  template<typename _RandomAccessIterator, typename _Size,
    typename _ForwardIterator>
    inline _ForwardIterator
    __uninitialized_copy_n(_RandomAccessIterator __first, _Size __n,
      _ForwardIterator __result,
      random_access_iterator_tag)
    { return std::uninitialized_copy(__first, __first + __n, __result); }
# 677 "/usr/include/c++/6.2.1/bits/stl_uninitialized.h" 3
  template<typename _InputIterator, typename _Size, typename _ForwardIterator>
    inline _ForwardIterator
    uninitialized_copy_n(_InputIterator __first, _Size __n,
    _ForwardIterator __result)
    { return std::__uninitialized_copy_n(__first, __n, __result,
      std::__iterator_category(__first)); }



}
# 64 "/usr/include/c++/6.2.1/deque" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_deque.h" 1 3
# 63 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
# 1 "/usr/include/c++/6.2.1/initializer_list" 1 3
# 33 "/usr/include/c++/6.2.1/initializer_list" 3
       
# 34 "/usr/include/c++/6.2.1/initializer_list" 3





#pragma GCC visibility push(default)



namespace std
{

  template<class _E>
    class initializer_list
    {
    public:
      typedef _E value_type;
      typedef const _E& reference;
      typedef const _E& const_reference;
      typedef size_t size_type;
      typedef const _E* iterator;
      typedef const _E* const_iterator;

    private:
      iterator _M_array;
      size_type _M_len;


      constexpr initializer_list(const_iterator __a, size_type __l)
      : _M_array(__a), _M_len(__l) { }

    public:
      constexpr initializer_list() noexcept
      : _M_array(0), _M_len(0) { }


      constexpr size_type
      size() const noexcept { return _M_len; }


      constexpr const_iterator
      begin() const noexcept { return _M_array; }


      constexpr const_iterator
      end() const noexcept { return begin() + size(); }
    };






  template<class _Tp>
    constexpr const _Tp*
    begin(initializer_list<_Tp> __ils) noexcept
    { return __ils.begin(); }






  template<class _Tp>
    constexpr const _Tp*
    end(initializer_list<_Tp> __ils) noexcept
    { return __ils.end(); }
}

#pragma GCC visibility pop
# 64 "/usr/include/c++/6.2.1/bits/stl_deque.h" 2 3


namespace std __attribute__ ((__visibility__ ("default")))
{

# 88 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  constexpr inline size_t
  __deque_buf_size(size_t __size)
  { return (__size < 512
     ? size_t(512 / __size) : size_t(1)); }
# 105 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  template<typename _Tp, typename _Ref, typename _Ptr>
    struct _Deque_iterator
    {






    private:
      template<typename _Up>
 using __ptr_to = typename pointer_traits<_Ptr>::template rebind<_Up>;
      template<typename _CvTp>
 using __iter = _Deque_iterator<_Tp, _CvTp&, __ptr_to<_CvTp>>;
    public:
      typedef __iter<_Tp> iterator;
      typedef __iter<const _Tp> const_iterator;
      typedef __ptr_to<_Tp> _Elt_pointer;
      typedef __ptr_to<_Elt_pointer> _Map_pointer;


      static size_t _S_buffer_size() noexcept
      { return __deque_buf_size(sizeof(_Tp)); }

      typedef std::random_access_iterator_tag iterator_category;
      typedef _Tp value_type;
      typedef _Ptr pointer;
      typedef _Ref reference;
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef _Deque_iterator _Self;

      _Elt_pointer _M_cur;
      _Elt_pointer _M_first;
      _Elt_pointer _M_last;
      _Map_pointer _M_node;

      _Deque_iterator(_Elt_pointer __x, _Map_pointer __y) noexcept
      : _M_cur(__x), _M_first(*__y),
        _M_last(*__y + _S_buffer_size()), _M_node(__y) { }

      _Deque_iterator() noexcept
      : _M_cur(), _M_first(), _M_last(), _M_node() { }

      _Deque_iterator(const iterator& __x) noexcept
      : _M_cur(__x._M_cur), _M_first(__x._M_first),
        _M_last(__x._M_last), _M_node(__x._M_node) { }

      iterator
      _M_const_cast() const noexcept
      { return iterator(_M_cur, _M_node); }

      reference
      operator*() const noexcept
      { return *_M_cur; }

      pointer
      operator->() const noexcept
      { return _M_cur; }

      _Self&
      operator++() noexcept
      {
 ++_M_cur;
 if (_M_cur == _M_last)
   {
     _M_set_node(_M_node + 1);
     _M_cur = _M_first;
   }
 return *this;
      }

      _Self
      operator++(int) noexcept
      {
 _Self __tmp = *this;
 ++*this;
 return __tmp;
      }

      _Self&
      operator--() noexcept
      {
 if (_M_cur == _M_first)
   {
     _M_set_node(_M_node - 1);
     _M_cur = _M_last;
   }
 --_M_cur;
 return *this;
      }

      _Self
      operator--(int) noexcept
      {
 _Self __tmp = *this;
 --*this;
 return __tmp;
      }

      _Self&
      operator+=(difference_type __n) noexcept
      {
 const difference_type __offset = __n + (_M_cur - _M_first);
 if (__offset >= 0 && __offset < difference_type(_S_buffer_size()))
   _M_cur += __n;
 else
   {
     const difference_type __node_offset =
       __offset > 0 ? __offset / difference_type(_S_buffer_size())
                    : -difference_type((-__offset - 1)
           / _S_buffer_size()) - 1;
     _M_set_node(_M_node + __node_offset);
     _M_cur = _M_first + (__offset - __node_offset
     * difference_type(_S_buffer_size()));
   }
 return *this;
      }

      _Self
      operator+(difference_type __n) const noexcept
      {
 _Self __tmp = *this;
 return __tmp += __n;
      }

      _Self&
      operator-=(difference_type __n) noexcept
      { return *this += -__n; }

      _Self
      operator-(difference_type __n) const noexcept
      {
 _Self __tmp = *this;
 return __tmp -= __n;
      }

      reference
      operator[](difference_type __n) const noexcept
      { return *(*this + __n); }






      void
      _M_set_node(_Map_pointer __new_node) noexcept
      {
 _M_node = __new_node;
 _M_first = *__new_node;
 _M_last = _M_first + difference_type(_S_buffer_size());
      }
    };




  template<typename _Tp, typename _Ref, typename _Ptr>
    inline bool
    operator==(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
        const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    { return __x._M_cur == __y._M_cur; }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline bool
    operator==(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
        const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    { return __x._M_cur == __y._M_cur; }

  template<typename _Tp, typename _Ref, typename _Ptr>
    inline bool
    operator!=(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
        const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    { return !(__x == __y); }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline bool
    operator!=(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
        const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    { return !(__x == __y); }

  template<typename _Tp, typename _Ref, typename _Ptr>
    inline bool
    operator<(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
       const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    { return (__x._M_node == __y._M_node) ? (__x._M_cur < __y._M_cur)
                                          : (__x._M_node < __y._M_node); }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline bool
    operator<(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
       const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    { return (__x._M_node == __y._M_node) ? (__x._M_cur < __y._M_cur)
                                   : (__x._M_node < __y._M_node); }

  template<typename _Tp, typename _Ref, typename _Ptr>
    inline bool
    operator>(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
       const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    { return __y < __x; }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline bool
    operator>(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
       const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    { return __y < __x; }

  template<typename _Tp, typename _Ref, typename _Ptr>
    inline bool
    operator<=(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
        const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    { return !(__y < __x); }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline bool
    operator<=(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
        const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    { return !(__y < __x); }

  template<typename _Tp, typename _Ref, typename _Ptr>
    inline bool
    operator>=(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
        const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    { return !(__x < __y); }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline bool
    operator>=(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
        const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    { return !(__x < __y); }





  template<typename _Tp, typename _Ref, typename _Ptr>
    inline typename _Deque_iterator<_Tp, _Ref, _Ptr>::difference_type
    operator-(const _Deque_iterator<_Tp, _Ref, _Ptr>& __x,
       const _Deque_iterator<_Tp, _Ref, _Ptr>& __y) noexcept
    {
      return typename _Deque_iterator<_Tp, _Ref, _Ptr>::difference_type
 (_Deque_iterator<_Tp, _Ref, _Ptr>::_S_buffer_size())
 * (__x._M_node - __y._M_node - 1) + (__x._M_cur - __x._M_first)
 + (__y._M_last - __y._M_cur);
    }

  template<typename _Tp, typename _RefL, typename _PtrL,
    typename _RefR, typename _PtrR>
    inline typename _Deque_iterator<_Tp, _RefL, _PtrL>::difference_type
    operator-(const _Deque_iterator<_Tp, _RefL, _PtrL>& __x,
       const _Deque_iterator<_Tp, _RefR, _PtrR>& __y) noexcept
    {
      return typename _Deque_iterator<_Tp, _RefL, _PtrL>::difference_type
 (_Deque_iterator<_Tp, _RefL, _PtrL>::_S_buffer_size())
 * (__x._M_node - __y._M_node - 1) + (__x._M_cur - __x._M_first)
 + (__y._M_last - __y._M_cur);
    }

  template<typename _Tp, typename _Ref, typename _Ptr>
    inline _Deque_iterator<_Tp, _Ref, _Ptr>
    operator+(ptrdiff_t __n, const _Deque_iterator<_Tp, _Ref, _Ptr>& __x)
    noexcept
    { return __x + __n; }

  template<typename _Tp>
    void
    fill(const _Deque_iterator<_Tp, _Tp&, _Tp*>&,
  const _Deque_iterator<_Tp, _Tp&, _Tp*>&, const _Tp&);

  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    copy(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
  _Deque_iterator<_Tp, const _Tp&, const _Tp*>,
  _Deque_iterator<_Tp, _Tp&, _Tp*>);

  template<typename _Tp>
    inline _Deque_iterator<_Tp, _Tp&, _Tp*>
    copy(_Deque_iterator<_Tp, _Tp&, _Tp*> __first,
  _Deque_iterator<_Tp, _Tp&, _Tp*> __last,
  _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    { return std::copy(_Deque_iterator<_Tp, const _Tp&, const _Tp*>(__first),
         _Deque_iterator<_Tp, const _Tp&, const _Tp*>(__last),
         __result); }

  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    copy_backward(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
    _Deque_iterator<_Tp, const _Tp&, const _Tp*>,
    _Deque_iterator<_Tp, _Tp&, _Tp*>);

  template<typename _Tp>
    inline _Deque_iterator<_Tp, _Tp&, _Tp*>
    copy_backward(_Deque_iterator<_Tp, _Tp&, _Tp*> __first,
    _Deque_iterator<_Tp, _Tp&, _Tp*> __last,
    _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    { return std::copy_backward(_Deque_iterator<_Tp,
    const _Tp&, const _Tp*>(__first),
    _Deque_iterator<_Tp,
    const _Tp&, const _Tp*>(__last),
    __result); }


  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    move(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
  _Deque_iterator<_Tp, const _Tp&, const _Tp*>,
  _Deque_iterator<_Tp, _Tp&, _Tp*>);

  template<typename _Tp>
    inline _Deque_iterator<_Tp, _Tp&, _Tp*>
    move(_Deque_iterator<_Tp, _Tp&, _Tp*> __first,
  _Deque_iterator<_Tp, _Tp&, _Tp*> __last,
  _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    { return std::move(_Deque_iterator<_Tp, const _Tp&, const _Tp*>(__first),
         _Deque_iterator<_Tp, const _Tp&, const _Tp*>(__last),
         __result); }

  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    move_backward(_Deque_iterator<_Tp, const _Tp&, const _Tp*>,
    _Deque_iterator<_Tp, const _Tp&, const _Tp*>,
    _Deque_iterator<_Tp, _Tp&, _Tp*>);

  template<typename _Tp>
    inline _Deque_iterator<_Tp, _Tp&, _Tp*>
    move_backward(_Deque_iterator<_Tp, _Tp&, _Tp*> __first,
    _Deque_iterator<_Tp, _Tp&, _Tp*> __last,
    _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    { return std::move_backward(_Deque_iterator<_Tp,
    const _Tp&, const _Tp*>(__first),
    _Deque_iterator<_Tp,
    const _Tp&, const _Tp*>(__last),
    __result); }
# 457 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  template<typename _Tp, typename _Alloc>
    class _Deque_base
    {
    protected:
      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
 rebind<_Tp>::other _Tp_alloc_type;
      typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Alloc_traits;





      typedef typename _Alloc_traits::pointer _Ptr;
      typedef typename _Alloc_traits::const_pointer _Ptr_const;


      typedef typename _Alloc_traits::template rebind<_Ptr>::other
 _Map_alloc_type;
      typedef __gnu_cxx::__alloc_traits<_Map_alloc_type> _Map_alloc_traits;

    public:
      typedef _Alloc allocator_type;
      typedef typename _Alloc_traits::size_type size_type;

      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_get_Tp_allocator()); }

      typedef _Deque_iterator<_Tp, _Tp&, _Ptr> iterator;
      typedef _Deque_iterator<_Tp, const _Tp&, _Ptr_const> const_iterator;

      _Deque_base()
      : _M_impl()
      { _M_initialize_map(0); }

      _Deque_base(size_t __num_elements)
      : _M_impl()
      { _M_initialize_map(__num_elements); }

      _Deque_base(const allocator_type& __a, size_t __num_elements)
      : _M_impl(__a)
      { _M_initialize_map(__num_elements); }

      _Deque_base(const allocator_type& __a)
      : _M_impl(__a)
      { }


      _Deque_base(_Deque_base&& __x, false_type)
      : _M_impl(__x._M_move_impl())
      { }

      _Deque_base(_Deque_base&& __x, true_type)
      : _M_impl(std::move(__x._M_get_Tp_allocator()))
      {
 _M_initialize_map(0);
 if (__x._M_impl._M_map)
   this->_M_impl._M_swap_data(__x._M_impl);
      }

      _Deque_base(_Deque_base&& __x)
      : _Deque_base(std::move(__x), typename _Alloc_traits::is_always_equal{})
      { }

      _Deque_base(_Deque_base&& __x, const allocator_type& __a, size_type __n)
      : _M_impl(__a)
      {
 if (__x.get_allocator() == __a)
   {
     if (__x._M_impl._M_map)
       {
  _M_initialize_map(0);
  this->_M_impl._M_swap_data(__x._M_impl);
       }
   }
 else
   {
     _M_initialize_map(__n);
   }
      }


      ~_Deque_base() noexcept;

    protected:
      typedef typename iterator::_Map_pointer _Map_pointer;




      struct _Deque_impl
      : public _Tp_alloc_type
      {
 _Map_pointer _M_map;
 size_t _M_map_size;
 iterator _M_start;
 iterator _M_finish;

 _Deque_impl()
 : _Tp_alloc_type(), _M_map(), _M_map_size(0),
   _M_start(), _M_finish()
 { }

 _Deque_impl(const _Tp_alloc_type& __a) noexcept
 : _Tp_alloc_type(__a), _M_map(), _M_map_size(0),
   _M_start(), _M_finish()
 { }


 _Deque_impl(_Deque_impl&&) = default;

 _Deque_impl(_Tp_alloc_type&& __a) noexcept
 : _Tp_alloc_type(std::move(__a)), _M_map(), _M_map_size(0),
   _M_start(), _M_finish()
 { }


 void _M_swap_data(_Deque_impl& __x) noexcept
 {
   using std::swap;
   swap(this->_M_start, __x._M_start);
   swap(this->_M_finish, __x._M_finish);
   swap(this->_M_map, __x._M_map);
   swap(this->_M_map_size, __x._M_map_size);
 }
      };

      _Tp_alloc_type&
      _M_get_Tp_allocator() noexcept
      { return *static_cast<_Tp_alloc_type*>(&this->_M_impl); }

      const _Tp_alloc_type&
      _M_get_Tp_allocator() const noexcept
      { return *static_cast<const _Tp_alloc_type*>(&this->_M_impl); }

      _Map_alloc_type
      _M_get_map_allocator() const noexcept
      { return _Map_alloc_type(_M_get_Tp_allocator()); }

      _Ptr
      _M_allocate_node()
      {
 typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Traits;
 return _Traits::allocate(_M_impl, __deque_buf_size(sizeof(_Tp)));
      }

      void
      _M_deallocate_node(_Ptr __p) noexcept
      {
 typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Traits;
 _Traits::deallocate(_M_impl, __p, __deque_buf_size(sizeof(_Tp)));
      }

      _Map_pointer
      _M_allocate_map(size_t __n)
      {
 _Map_alloc_type __map_alloc = _M_get_map_allocator();
 return _Map_alloc_traits::allocate(__map_alloc, __n);
      }

      void
      _M_deallocate_map(_Map_pointer __p, size_t __n) noexcept
      {
 _Map_alloc_type __map_alloc = _M_get_map_allocator();
 _Map_alloc_traits::deallocate(__map_alloc, __p, __n);
      }

    protected:
      void _M_initialize_map(size_t);
      void _M_create_nodes(_Map_pointer __nstart, _Map_pointer __nfinish);
      void _M_destroy_nodes(_Map_pointer __nstart,
       _Map_pointer __nfinish) noexcept;
      enum { _S_initial_map_size = 8 };

      _Deque_impl _M_impl;


    private:
      _Deque_impl
      _M_move_impl()
      {
 if (!_M_impl._M_map)
   return std::move(_M_impl);


 _Tp_alloc_type __alloc{_M_get_Tp_allocator()};

 _Tp_alloc_type __sink __attribute((__unused__)) {std::move(__alloc)};

 _Deque_base __empty{__alloc};
 __empty._M_initialize_map(0);

 _Deque_impl __ret{std::move(_M_get_Tp_allocator())};
 _M_impl._M_swap_data(__ret);
 _M_impl._M_swap_data(__empty._M_impl);
 return __ret;
      }

    };

  template<typename _Tp, typename _Alloc>
    _Deque_base<_Tp, _Alloc>::
    ~_Deque_base() noexcept
    {
      if (this->_M_impl._M_map)
 {
   _M_destroy_nodes(this->_M_impl._M_start._M_node,
      this->_M_impl._M_finish._M_node + 1);
   _M_deallocate_map(this->_M_impl._M_map, this->_M_impl._M_map_size);
 }
    }
# 677 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  template<typename _Tp, typename _Alloc>
    void
    _Deque_base<_Tp, _Alloc>::
    _M_initialize_map(size_t __num_elements)
    {
      const size_t __num_nodes = (__num_elements/ __deque_buf_size(sizeof(_Tp))
      + 1);

      this->_M_impl._M_map_size = std::max((size_t) _S_initial_map_size,
        size_t(__num_nodes + 2));
      this->_M_impl._M_map = _M_allocate_map(this->_M_impl._M_map_size);






      _Map_pointer __nstart = (this->_M_impl._M_map
          + (this->_M_impl._M_map_size - __num_nodes) / 2);
      _Map_pointer __nfinish = __nstart + __num_nodes;

      try
 { _M_create_nodes(__nstart, __nfinish); }
      catch(...)
 {
   _M_deallocate_map(this->_M_impl._M_map, this->_M_impl._M_map_size);
   this->_M_impl._M_map = _Map_pointer();
   this->_M_impl._M_map_size = 0;
   throw;
 }

      this->_M_impl._M_start._M_set_node(__nstart);
      this->_M_impl._M_finish._M_set_node(__nfinish - 1);
      this->_M_impl._M_start._M_cur = _M_impl._M_start._M_first;
      this->_M_impl._M_finish._M_cur = (this->_M_impl._M_finish._M_first
     + __num_elements
     % __deque_buf_size(sizeof(_Tp)));
    }

  template<typename _Tp, typename _Alloc>
    void
    _Deque_base<_Tp, _Alloc>::
    _M_create_nodes(_Map_pointer __nstart, _Map_pointer __nfinish)
    {
      _Map_pointer __cur;
      try
 {
   for (__cur = __nstart; __cur < __nfinish; ++__cur)
     *__cur = this->_M_allocate_node();
 }
      catch(...)
 {
   _M_destroy_nodes(__nstart, __cur);
   throw;
 }
    }

  template<typename _Tp, typename _Alloc>
    void
    _Deque_base<_Tp, _Alloc>::
    _M_destroy_nodes(_Map_pointer __nstart,
       _Map_pointer __nfinish) noexcept
    {
      for (_Map_pointer __n = __nstart; __n < __nfinish; ++__n)
 _M_deallocate_node(*__n);
    }
# 828 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  template<typename _Tp, typename _Alloc = std::allocator<_Tp> >
    class deque : protected _Deque_base<_Tp, _Alloc>
    {

      typedef typename _Alloc::value_type _Alloc_value_type;



     

      typedef _Deque_base<_Tp, _Alloc> _Base;
      typedef typename _Base::_Tp_alloc_type _Tp_alloc_type;
      typedef typename _Base::_Alloc_traits _Alloc_traits;
      typedef typename _Base::_Map_pointer _Map_pointer;

    public:
      typedef _Tp value_type;
      typedef typename _Alloc_traits::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;
      typedef typename _Base::iterator iterator;
      typedef typename _Base::const_iterator const_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
      typedef std::reverse_iterator<iterator> reverse_iterator;
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef _Alloc allocator_type;

    protected:
      static size_t _S_buffer_size() noexcept
      { return __deque_buf_size(sizeof(_Tp)); }


      using _Base::_M_initialize_map;
      using _Base::_M_create_nodes;
      using _Base::_M_destroy_nodes;
      using _Base::_M_allocate_node;
      using _Base::_M_deallocate_node;
      using _Base::_M_allocate_map;
      using _Base::_M_deallocate_map;
      using _Base::_M_get_Tp_allocator;





      using _Base::_M_impl;

    public:






      deque() : _Base() { }





      explicit
      deque(const allocator_type& __a)
      : _Base(__a, 0) { }
# 903 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      explicit
      deque(size_type __n, const allocator_type& __a = allocator_type())
      : _Base(__a, __n)
      { _M_default_initialize(); }
# 916 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque(size_type __n, const value_type& __value,
     const allocator_type& __a = allocator_type())
      : _Base(__a, __n)
      { _M_fill_initialize(__value); }
# 943 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque(const deque& __x)
      : _Base(_Alloc_traits::_S_select_on_copy(__x._M_get_Tp_allocator()),
       __x.size())
      { std::__uninitialized_copy_a(__x.begin(), __x.end(),
        this->_M_impl._M_start,
        _M_get_Tp_allocator()); }
# 958 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque(deque&& __x)
      : _Base(std::move(__x)) { }


      deque(const deque& __x, const allocator_type& __a)
      : _Base(__a, __x.size())
      { std::__uninitialized_copy_a(__x.begin(), __x.end(),
        this->_M_impl._M_start,
        _M_get_Tp_allocator()); }


      deque(deque&& __x, const allocator_type& __a)
      : _Base(std::move(__x), __a, __x.size())
      {
 if (__x.get_allocator() != __a)
   {
     std::__uninitialized_move_a(__x.begin(), __x.end(),
     this->_M_impl._M_start,
     _M_get_Tp_allocator());
     __x.clear();
   }
      }
# 992 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque(initializer_list<value_type> __l,
     const allocator_type& __a = allocator_type())
      : _Base(__a)
      {
 _M_range_initialize(__l.begin(), __l.end(),
       random_access_iterator_tag());
      }
# 1017 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        deque(_InputIterator __first, _InputIterator __last,
       const allocator_type& __a = allocator_type())
 : _Base(__a)
        { _M_initialize_dispatch(__first, __last, __false_type()); }
# 1040 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      ~deque()
      { _M_destroy_data(begin(), end(), _M_get_Tp_allocator()); }
# 1050 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque&
      operator=(const deque& __x);
# 1062 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque&
      operator=(deque&& __x) noexcept(_Alloc_traits::_S_always_equal())
      {
 using __always_equal = typename _Alloc_traits::is_always_equal;
 _M_move_assign1(std::move(__x), __always_equal{});
 return *this;
      }
# 1081 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      deque&
      operator=(initializer_list<value_type> __l)
      {
 this->assign(__l.begin(), __l.end());
 return *this;
      }
# 1099 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      assign(size_type __n, const value_type& __val)
      { _M_fill_assign(__n, __val); }
# 1116 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        void
        assign(_InputIterator __first, _InputIterator __last)
        { _M_assign_dispatch(__first, __last, __false_type()); }
# 1143 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      assign(initializer_list<value_type> __l)
      { this->assign(__l.begin(), __l.end()); }



      allocator_type
      get_allocator() const noexcept
      { return _Base::get_allocator(); }






      iterator
      begin() noexcept
      { return this->_M_impl._M_start; }





      const_iterator
      begin() const noexcept
      { return this->_M_impl._M_start; }






      iterator
      end() noexcept
      { return this->_M_impl._M_finish; }






      const_iterator
      end() const noexcept
      { return this->_M_impl._M_finish; }






      reverse_iterator
      rbegin() noexcept
      { return reverse_iterator(this->_M_impl._M_finish); }






      const_reverse_iterator
      rbegin() const noexcept
      { return const_reverse_iterator(this->_M_impl._M_finish); }






      reverse_iterator
      rend() noexcept
      { return reverse_iterator(this->_M_impl._M_start); }






      const_reverse_iterator
      rend() const noexcept
      { return const_reverse_iterator(this->_M_impl._M_start); }






      const_iterator
      cbegin() const noexcept
      { return this->_M_impl._M_start; }






      const_iterator
      cend() const noexcept
      { return this->_M_impl._M_finish; }






      const_reverse_iterator
      crbegin() const noexcept
      { return const_reverse_iterator(this->_M_impl._M_finish); }






      const_reverse_iterator
      crend() const noexcept
      { return const_reverse_iterator(this->_M_impl._M_start); }




      size_type
      size() const noexcept
      { return this->_M_impl._M_finish - this->_M_impl._M_start; }


      size_type
      max_size() const noexcept
      { return _Alloc_traits::max_size(_M_get_Tp_allocator()); }
# 1282 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      resize(size_type __new_size)
      {
 const size_type __len = size();
 if (__new_size > __len)
   _M_default_append(__new_size - __len);
 else if (__new_size < __len)
   _M_erase_at_end(this->_M_impl._M_start
     + difference_type(__new_size));
      }
# 1304 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      resize(size_type __new_size, const value_type& __x)
      {
 const size_type __len = size();
 if (__new_size > __len)
   insert(this->_M_impl._M_finish, __new_size - __len, __x);
 else if (__new_size < __len)
   _M_erase_at_end(this->_M_impl._M_start
     + difference_type(__new_size));
      }
# 1340 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      shrink_to_fit() noexcept
      { _M_shrink_to_fit(); }






      bool
      empty() const noexcept
      { return this->_M_impl._M_finish == this->_M_impl._M_start; }
# 1365 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      reference
      operator[](size_type __n) noexcept
      { return this->_M_impl._M_start[difference_type(__n)]; }
# 1380 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      const_reference
      operator[](size_type __n) const noexcept
      { return this->_M_impl._M_start[difference_type(__n)]; }

    protected:

      void
      _M_range_check(size_type __n) const
      {
 if (__n >= this->size())
   __throw_out_of_range_fmt(("deque::_M_range_check: __n " "(which is %zu)>= this->size() " "(which is %zu)")

                            ,
       __n, this->size());
      }

    public:
# 1408 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      reference
      at(size_type __n)
      {
 _M_range_check(__n);
 return (*this)[__n];
      }
# 1426 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      const_reference
      at(size_type __n) const
      {
 _M_range_check(__n);
 return (*this)[__n];
      }





      reference
      front() noexcept
      { return *begin(); }





      const_reference
      front() const noexcept
      { return *begin(); }





      reference
      back() noexcept
      {
 iterator __tmp = end();
 --__tmp;
 return *__tmp;
      }





      const_reference
      back() const noexcept
      {
 const_iterator __tmp = end();
 --__tmp;
 return *__tmp;
      }
# 1483 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      push_front(const value_type& __x)
      {
 if (this->_M_impl._M_start._M_cur != this->_M_impl._M_start._M_first)
   {
     _Alloc_traits::construct(this->_M_impl,
                              this->_M_impl._M_start._M_cur - 1,
                              __x);
     --this->_M_impl._M_start._M_cur;
   }
 else
   _M_push_front_aux(__x);
      }


      void
      push_front(value_type&& __x)
      { emplace_front(std::move(__x)); }

      template<typename... _Args>
        void
        emplace_front(_Args&&... __args);
# 1516 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      push_back(const value_type& __x)
      {
 if (this->_M_impl._M_finish._M_cur
     != this->_M_impl._M_finish._M_last - 1)
   {
     _Alloc_traits::construct(this->_M_impl,
                              this->_M_impl._M_finish._M_cur, __x);
     ++this->_M_impl._M_finish._M_cur;
   }
 else
   _M_push_back_aux(__x);
      }


      void
      push_back(value_type&& __x)
      { emplace_back(std::move(__x)); }

      template<typename... _Args>
        void
        emplace_back(_Args&&... __args);
# 1548 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      pop_front() noexcept
      {
 if (this->_M_impl._M_start._M_cur
     != this->_M_impl._M_start._M_last - 1)
   {
     _Alloc_traits::destroy(this->_M_impl,
                            this->_M_impl._M_start._M_cur);
     ++this->_M_impl._M_start._M_cur;
   }
 else
   _M_pop_front_aux();
      }
# 1570 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      pop_back() noexcept
      {
 if (this->_M_impl._M_finish._M_cur
     != this->_M_impl._M_finish._M_first)
   {
     --this->_M_impl._M_finish._M_cur;
     _Alloc_traits::destroy(this->_M_impl,
                            this->_M_impl._M_finish._M_cur);
   }
 else
   _M_pop_back_aux();
      }
# 1594 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename... _Args>
        iterator
        emplace(const_iterator __position, _Args&&... __args);
# 1607 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      iterator
      insert(const_iterator __position, const value_type& __x);
# 1633 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      iterator
      insert(const_iterator __position, value_type&& __x)
      { return emplace(__position, std::move(__x)); }
# 1646 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      iterator
      insert(const_iterator __p, initializer_list<value_type> __l)
      { return this->insert(__p, __l.begin(), __l.end()); }
# 1662 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      iterator
      insert(const_iterator __position, size_type __n, const value_type& __x)
      {
 difference_type __offset = __position - cbegin();
 _M_fill_insert(__position._M_const_cast(), __n, __x);
 return begin() + __offset;
      }
# 1696 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        iterator
        insert(const_iterator __position, _InputIterator __first,
        _InputIterator __last)
        {
   difference_type __offset = __position - cbegin();
   _M_insert_dispatch(__position._M_const_cast(),
        __first, __last, __false_type());
   return begin() + __offset;
 }
# 1742 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      iterator

      erase(const_iterator __position)



      { return _M_erase(__position._M_const_cast()); }
# 1766 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      iterator

      erase(const_iterator __first, const_iterator __last)



      { return _M_erase(__first._M_const_cast(), __last._M_const_cast()); }
# 1783 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      swap(deque& __x) noexcept
      {
 _M_impl._M_swap_data(__x._M_impl);
 _Alloc_traits::_S_on_swap(_M_get_Tp_allocator(),
      __x._M_get_Tp_allocator());
      }







      void
      clear() noexcept
      { _M_erase_at_end(begin()); }

    protected:






      template<typename _Integer>
        void
        _M_initialize_dispatch(_Integer __n, _Integer __x, __true_type)
        {
   _M_initialize_map(static_cast<size_type>(__n));
   _M_fill_initialize(__x);
 }


      template<typename _InputIterator>
        void
        _M_initialize_dispatch(_InputIterator __first, _InputIterator __last,
          __false_type)
        {
   typedef typename std::iterator_traits<_InputIterator>::
     iterator_category _IterCategory;
   _M_range_initialize(__first, __last, _IterCategory());
 }
# 1839 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename _InputIterator>
        void
        _M_range_initialize(_InputIterator __first, _InputIterator __last,
       std::input_iterator_tag);


      template<typename _ForwardIterator>
        void
        _M_range_initialize(_ForwardIterator __first, _ForwardIterator __last,
       std::forward_iterator_tag);
# 1861 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      _M_fill_initialize(const value_type& __value);



      void
      _M_default_initialize();
# 1877 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename _Integer>
        void
        _M_assign_dispatch(_Integer __n, _Integer __val, __true_type)
        { _M_fill_assign(__n, __val); }


      template<typename _InputIterator>
        void
        _M_assign_dispatch(_InputIterator __first, _InputIterator __last,
      __false_type)
        {
   typedef typename std::iterator_traits<_InputIterator>::
     iterator_category _IterCategory;
   _M_assign_aux(__first, __last, _IterCategory());
 }


      template<typename _InputIterator>
        void
        _M_assign_aux(_InputIterator __first, _InputIterator __last,
        std::input_iterator_tag);


      template<typename _ForwardIterator>
        void
        _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last,
        std::forward_iterator_tag)
        {
   const size_type __len = std::distance(__first, __last);
   if (__len > size())
     {
       _ForwardIterator __mid = __first;
       std::advance(__mid, size());
       std::copy(__first, __mid, begin());
       insert(end(), __mid, __last);
     }
   else
     _M_erase_at_end(std::copy(__first, __last, begin()));
 }



      void
      _M_fill_assign(size_type __n, const value_type& __val)
      {
 if (__n > size())
   {
     std::fill(begin(), end(), __val);
     insert(end(), __n - size(), __val);
   }
 else
   {
     _M_erase_at_end(begin() + difference_type(__n));
     std::fill(begin(), end(), __val);
   }
      }
# 1941 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename... _Args>
        void _M_push_back_aux(_Args&&... __args);

      template<typename... _Args>
        void _M_push_front_aux(_Args&&... __args);


      void _M_pop_back_aux();

      void _M_pop_front_aux();
# 1960 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      template<typename _Integer>
        void
        _M_insert_dispatch(iterator __pos,
      _Integer __n, _Integer __x, __true_type)
        { _M_fill_insert(__pos, __n, __x); }


      template<typename _InputIterator>
        void
        _M_insert_dispatch(iterator __pos,
      _InputIterator __first, _InputIterator __last,
      __false_type)
        {
   typedef typename std::iterator_traits<_InputIterator>::
     iterator_category _IterCategory;
          _M_range_insert_aux(__pos, __first, __last, _IterCategory());
 }


      template<typename _InputIterator>
        void
        _M_range_insert_aux(iterator __pos, _InputIterator __first,
       _InputIterator __last, std::input_iterator_tag);


      template<typename _ForwardIterator>
        void
        _M_range_insert_aux(iterator __pos, _ForwardIterator __first,
       _ForwardIterator __last, std::forward_iterator_tag);




      void
      _M_fill_insert(iterator __pos, size_type __n, const value_type& __x);






      template<typename... _Args>
        iterator
        _M_insert_aux(iterator __pos, _Args&&... __args);



      void
      _M_insert_aux(iterator __pos, size_type __n, const value_type& __x);


      template<typename _ForwardIterator>
        void
        _M_insert_aux(iterator __pos,
        _ForwardIterator __first, _ForwardIterator __last,
        size_type __n);




      void
      _M_destroy_data_aux(iterator __first, iterator __last);



      template<typename _Alloc1>
        void
        _M_destroy_data(iterator __first, iterator __last, const _Alloc1&)
        { _M_destroy_data_aux(__first, __last); }

      void
      _M_destroy_data(iterator __first, iterator __last,
        const std::allocator<_Tp>&)
      {
 if (!__has_trivial_destructor(value_type))
   _M_destroy_data_aux(__first, __last);
      }


      void
      _M_erase_at_begin(iterator __pos)
      {
 _M_destroy_data(begin(), __pos, _M_get_Tp_allocator());
 _M_destroy_nodes(this->_M_impl._M_start._M_node, __pos._M_node);
 this->_M_impl._M_start = __pos;
      }



      void
      _M_erase_at_end(iterator __pos)
      {
 _M_destroy_data(__pos, end(), _M_get_Tp_allocator());
 _M_destroy_nodes(__pos._M_node + 1,
    this->_M_impl._M_finish._M_node + 1);
 this->_M_impl._M_finish = __pos;
      }

      iterator
      _M_erase(iterator __pos);

      iterator
      _M_erase(iterator __first, iterator __last);



      void
      _M_default_append(size_type __n);

      bool
      _M_shrink_to_fit();




      iterator
      _M_reserve_elements_at_front(size_type __n)
      {
 const size_type __vacancies = this->_M_impl._M_start._M_cur
                               - this->_M_impl._M_start._M_first;
 if (__n > __vacancies)
   _M_new_elements_at_front(__n - __vacancies);
 return this->_M_impl._M_start - difference_type(__n);
      }

      iterator
      _M_reserve_elements_at_back(size_type __n)
      {
 const size_type __vacancies = (this->_M_impl._M_finish._M_last
           - this->_M_impl._M_finish._M_cur) - 1;
 if (__n > __vacancies)
   _M_new_elements_at_back(__n - __vacancies);
 return this->_M_impl._M_finish + difference_type(__n);
      }

      void
      _M_new_elements_at_front(size_type __new_elements);

      void
      _M_new_elements_at_back(size_type __new_elements);
# 2111 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
      void
      _M_reserve_map_at_back(size_type __nodes_to_add = 1)
      {
 if (__nodes_to_add + 1 > this->_M_impl._M_map_size
     - (this->_M_impl._M_finish._M_node - this->_M_impl._M_map))
   _M_reallocate_map(__nodes_to_add, false);
      }

      void
      _M_reserve_map_at_front(size_type __nodes_to_add = 1)
      {
 if (__nodes_to_add > size_type(this->_M_impl._M_start._M_node
           - this->_M_impl._M_map))
   _M_reallocate_map(__nodes_to_add, true);
      }

      void
      _M_reallocate_map(size_type __nodes_to_add, bool __add_at_front);





      void
      _M_move_assign1(deque&& __x, true_type) noexcept
      {
 this->_M_impl._M_swap_data(__x._M_impl);
 __x.clear();
 std::__alloc_on_move(_M_get_Tp_allocator(), __x._M_get_Tp_allocator());
      }




      void
      _M_move_assign1(deque&& __x, false_type)
      {
 constexpr bool __move_storage =
   _Alloc_traits::_S_propagate_on_move_assign();
 _M_move_assign2(std::move(__x), __bool_constant<__move_storage>());
      }



      template<typename... _Args>
      void
      _M_replace_map(_Args&&... __args)
      {

 deque __newobj(std::forward<_Args>(__args)...);

 clear();
 _M_deallocate_node(*begin()._M_node);
 _M_deallocate_map(this->_M_impl._M_map, this->_M_impl._M_map_size);
 this->_M_impl._M_map = nullptr;
 this->_M_impl._M_map_size = 0;

 this->_M_impl._M_swap_data(__newobj._M_impl);
      }


      void
      _M_move_assign2(deque&& __x, true_type)
      {

 auto __alloc = __x._M_get_Tp_allocator();


 _M_replace_map(std::move(__x));

 _M_get_Tp_allocator() = std::move(__alloc);
      }



      void
      _M_move_assign2(deque&& __x, false_type)
      {
 if (__x._M_get_Tp_allocator() == this->_M_get_Tp_allocator())
   {


     _M_replace_map(std::move(__x), __x.get_allocator());
   }
 else
   {


     this->assign(std::__make_move_if_noexcept_iterator(__x.begin()),
    std::__make_move_if_noexcept_iterator(__x.end()));
     __x.clear();
   }
      }

    };
# 2218 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  template<typename _Tp, typename _Alloc>
    inline bool
    operator==(const deque<_Tp, _Alloc>& __x,
                         const deque<_Tp, _Alloc>& __y)
    { return __x.size() == __y.size()
             && std::equal(__x.begin(), __x.end(), __y.begin()); }
# 2236 "/usr/include/c++/6.2.1/bits/stl_deque.h" 3
  template<typename _Tp, typename _Alloc>
    inline bool
    operator<(const deque<_Tp, _Alloc>& __x,
       const deque<_Tp, _Alloc>& __y)
    { return std::lexicographical_compare(__x.begin(), __x.end(),
       __y.begin(), __y.end()); }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator!=(const deque<_Tp, _Alloc>& __x,
        const deque<_Tp, _Alloc>& __y)
    { return !(__x == __y); }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator>(const deque<_Tp, _Alloc>& __x,
       const deque<_Tp, _Alloc>& __y)
    { return __y < __x; }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator<=(const deque<_Tp, _Alloc>& __x,
        const deque<_Tp, _Alloc>& __y)
    { return !(__y < __x); }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator>=(const deque<_Tp, _Alloc>& __x,
        const deque<_Tp, _Alloc>& __y)
    { return !(__x < __y); }


  template<typename _Tp, typename _Alloc>
    inline void
    swap(deque<_Tp,_Alloc>& __x, deque<_Tp,_Alloc>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }




}
# 65 "/usr/include/c++/6.2.1/deque" 2 3
# 1 "/usr/include/c++/6.2.1/bits/range_access.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/range_access.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/range_access.h" 3



namespace std __attribute__ ((__visibility__ ("default")))
{







  template<typename _Container>
    inline auto
    begin(_Container& __cont) -> decltype(__cont.begin())
    { return __cont.begin(); }






  template<typename _Container>
    inline auto
    begin(const _Container& __cont) -> decltype(__cont.begin())
    { return __cont.begin(); }






  template<typename _Container>
    inline auto
    end(_Container& __cont) -> decltype(__cont.end())
    { return __cont.end(); }






  template<typename _Container>
    inline auto
    end(const _Container& __cont) -> decltype(__cont.end())
    { return __cont.end(); }





  template<typename _Tp, size_t _Nm>
    inline constexpr _Tp*
    begin(_Tp (&__arr)[_Nm])
    { return __arr; }






  template<typename _Tp, size_t _Nm>
    inline constexpr _Tp*
    end(_Tp (&__arr)[_Nm])
    { return __arr + _Nm; }



  template<typename _Tp> class valarray;

  template<typename _Tp> _Tp* begin(valarray<_Tp>&);
  template<typename _Tp> const _Tp* begin(const valarray<_Tp>&);
  template<typename _Tp> _Tp* end(valarray<_Tp>&);
  template<typename _Tp> const _Tp* end(const valarray<_Tp>&);






  template<typename _Container>
    inline constexpr auto
    cbegin(const _Container& __cont) noexcept(noexcept(std::begin(__cont)))
      -> decltype(std::begin(__cont))
    { return std::begin(__cont); }






  template<typename _Container>
    inline constexpr auto
    cend(const _Container& __cont) noexcept(noexcept(std::end(__cont)))
      -> decltype(std::end(__cont))
    { return std::end(__cont); }






  template<typename _Container>
    inline auto
    rbegin(_Container& __cont) -> decltype(__cont.rbegin())
    { return __cont.rbegin(); }






  template<typename _Container>
    inline auto
    rbegin(const _Container& __cont) -> decltype(__cont.rbegin())
    { return __cont.rbegin(); }






  template<typename _Container>
    inline auto
    rend(_Container& __cont) -> decltype(__cont.rend())
    { return __cont.rend(); }






  template<typename _Container>
    inline auto
    rend(const _Container& __cont) -> decltype(__cont.rend())
    { return __cont.rend(); }






  template<typename _Tp, size_t _Nm>
    inline reverse_iterator<_Tp*>
    rbegin(_Tp (&__arr)[_Nm])
    { return reverse_iterator<_Tp*>(__arr + _Nm); }






  template<typename _Tp, size_t _Nm>
    inline reverse_iterator<_Tp*>
    rend(_Tp (&__arr)[_Nm])
    { return reverse_iterator<_Tp*>(__arr); }






  template<typename _Tp>
    inline reverse_iterator<const _Tp*>
    rbegin(initializer_list<_Tp> __il)
    { return reverse_iterator<const _Tp*>(__il.end()); }






  template<typename _Tp>
    inline reverse_iterator<const _Tp*>
    rend(initializer_list<_Tp> __il)
    { return reverse_iterator<const _Tp*>(__il.begin()); }






  template<typename _Container>
    inline auto
    crbegin(const _Container& __cont) -> decltype(std::rbegin(__cont))
    { return std::rbegin(__cont); }






  template<typename _Container>
    inline auto
    crend(const _Container& __cont) -> decltype(std::rend(__cont))
    { return std::rend(__cont); }
# 319 "/usr/include/c++/6.2.1/bits/range_access.h" 3

}
# 66 "/usr/include/c++/6.2.1/deque" 2 3
# 1 "/usr/include/c++/6.2.1/bits/deque.tcc" 1 3
# 59 "/usr/include/c++/6.2.1/bits/deque.tcc" 3
namespace std __attribute__ ((__visibility__ ("default")))
{



  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_default_initialize()
    {
      _Map_pointer __cur;
      try
        {
          for (__cur = this->_M_impl._M_start._M_node;
        __cur < this->_M_impl._M_finish._M_node;
        ++__cur)
            std::__uninitialized_default_a(*__cur, *__cur + _S_buffer_size(),
        _M_get_Tp_allocator());
          std::__uninitialized_default_a(this->_M_impl._M_finish._M_first,
      this->_M_impl._M_finish._M_cur,
      _M_get_Tp_allocator());
        }
      catch(...)
        {
          std::_Destroy(this->_M_impl._M_start, iterator(*__cur, __cur),
   _M_get_Tp_allocator());
          throw;
        }
    }


  template <typename _Tp, typename _Alloc>
    deque<_Tp, _Alloc>&
    deque<_Tp, _Alloc>::
    operator=(const deque& __x)
    {
      if (&__x != this)
 {

   if (_Alloc_traits::_S_propagate_on_copy_assign())
     {
       if (!_Alloc_traits::_S_always_equal()
           && _M_get_Tp_allocator() != __x._M_get_Tp_allocator())
         {


    _M_replace_map(__x, __x.get_allocator());
    std::__alloc_on_copy(_M_get_Tp_allocator(),
           __x._M_get_Tp_allocator());
    return *this;
  }
       std::__alloc_on_copy(_M_get_Tp_allocator(),
       __x._M_get_Tp_allocator());
     }

   const size_type __len = size();
   if (__len >= __x.size())
     _M_erase_at_end(std::copy(__x.begin(), __x.end(),
          this->_M_impl._M_start));
   else
     {
       const_iterator __mid = __x.begin() + difference_type(__len);
       std::copy(__x.begin(), __mid, this->_M_impl._M_start);
       insert(this->_M_impl._M_finish, __mid, __x.end());
     }
 }
      return *this;
    }


  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      void
      deque<_Tp, _Alloc>::
      emplace_front(_Args&&... __args)
      {
 if (this->_M_impl._M_start._M_cur != this->_M_impl._M_start._M_first)
   {
     _Alloc_traits::construct(this->_M_impl,
                              this->_M_impl._M_start._M_cur - 1,
                std::forward<_Args>(__args)...);
     --this->_M_impl._M_start._M_cur;
   }
 else
   _M_push_front_aux(std::forward<_Args>(__args)...);
      }

  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      void
      deque<_Tp, _Alloc>::
      emplace_back(_Args&&... __args)
      {
 if (this->_M_impl._M_finish._M_cur
     != this->_M_impl._M_finish._M_last - 1)
   {
     _Alloc_traits::construct(this->_M_impl,
                              this->_M_impl._M_finish._M_cur,
                std::forward<_Args>(__args)...);
     ++this->_M_impl._M_finish._M_cur;
   }
 else
   _M_push_back_aux(std::forward<_Args>(__args)...);
      }



  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      typename deque<_Tp, _Alloc>::iterator
      deque<_Tp, _Alloc>::
      emplace(const_iterator __position, _Args&&... __args)
      {
 if (__position._M_cur == this->_M_impl._M_start._M_cur)
   {
     emplace_front(std::forward<_Args>(__args)...);
     return this->_M_impl._M_start;
   }
 else if (__position._M_cur == this->_M_impl._M_finish._M_cur)
   {
     emplace_back(std::forward<_Args>(__args)...);
     iterator __tmp = this->_M_impl._M_finish;
     --__tmp;
     return __tmp;
   }
 else
   return _M_insert_aux(__position._M_const_cast(),
          std::forward<_Args>(__args)...);
      }


  template <typename _Tp, typename _Alloc>
    typename deque<_Tp, _Alloc>::iterator
    deque<_Tp, _Alloc>::

    insert(const_iterator __position, const value_type& __x)



    {
      if (__position._M_cur == this->_M_impl._M_start._M_cur)
 {
   push_front(__x);
   return this->_M_impl._M_start;
 }
      else if (__position._M_cur == this->_M_impl._M_finish._M_cur)
 {
   push_back(__x);
   iterator __tmp = this->_M_impl._M_finish;
   --__tmp;
   return __tmp;
 }
      else
 return _M_insert_aux(__position._M_const_cast(), __x);
   }

  template <typename _Tp, typename _Alloc>
    typename deque<_Tp, _Alloc>::iterator
    deque<_Tp, _Alloc>::
    _M_erase(iterator __position)
    {
      iterator __next = __position;
      ++__next;
      const difference_type __index = __position - begin();
      if (static_cast<size_type>(__index) < (size() >> 1))
 {
   if (__position != begin())
     std::move_backward(begin(), __position, __next);
   pop_front();
 }
      else
 {
   if (__next != end())
     std::move(__next, end(), __position);
   pop_back();
 }
      return begin() + __index;
    }

  template <typename _Tp, typename _Alloc>
    typename deque<_Tp, _Alloc>::iterator
    deque<_Tp, _Alloc>::
    _M_erase(iterator __first, iterator __last)
    {
      if (__first == __last)
 return __first;
      else if (__first == begin() && __last == end())
 {
   clear();
   return end();
 }
      else
 {
   const difference_type __n = __last - __first;
   const difference_type __elems_before = __first - begin();
   if (static_cast<size_type>(__elems_before) <= (size() - __n) / 2)
     {
       if (__first != begin())
  std::move_backward(begin(), __first, __last);
       _M_erase_at_begin(begin() + __n);
     }
   else
     {
       if (__last != end())
  std::move(__last, end(), __first);
       _M_erase_at_end(end() - __n);
     }
   return begin() + __elems_before;
 }
    }

  template <typename _Tp, class _Alloc>
    template <typename _InputIterator>
      void
      deque<_Tp, _Alloc>::
      _M_assign_aux(_InputIterator __first, _InputIterator __last,
      std::input_iterator_tag)
      {
        iterator __cur = begin();
        for (; __first != __last && __cur != end(); ++__cur, ++__first)
          *__cur = *__first;
        if (__first == __last)
          _M_erase_at_end(__cur);
        else
          insert(end(), __first, __last);
      }

  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_fill_insert(iterator __pos, size_type __n, const value_type& __x)
    {
      if (__pos._M_cur == this->_M_impl._M_start._M_cur)
 {
   iterator __new_start = _M_reserve_elements_at_front(__n);
   try
     {
       std::__uninitialized_fill_a(__new_start, this->_M_impl._M_start,
       __x, _M_get_Tp_allocator());
       this->_M_impl._M_start = __new_start;
     }
   catch(...)
     {
       _M_destroy_nodes(__new_start._M_node,
          this->_M_impl._M_start._M_node);
       throw;
     }
 }
      else if (__pos._M_cur == this->_M_impl._M_finish._M_cur)
 {
   iterator __new_finish = _M_reserve_elements_at_back(__n);
   try
     {
       std::__uninitialized_fill_a(this->_M_impl._M_finish,
       __new_finish, __x,
       _M_get_Tp_allocator());
       this->_M_impl._M_finish = __new_finish;
     }
   catch(...)
     {
       _M_destroy_nodes(this->_M_impl._M_finish._M_node + 1,
          __new_finish._M_node + 1);
       throw;
     }
 }
      else
        _M_insert_aux(__pos, __n, __x);
    }


  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_default_append(size_type __n)
    {
      if (__n)
 {
   iterator __new_finish = _M_reserve_elements_at_back(__n);
   try
     {
       std::__uninitialized_default_a(this->_M_impl._M_finish,
          __new_finish,
          _M_get_Tp_allocator());
       this->_M_impl._M_finish = __new_finish;
     }
   catch(...)
     {
       _M_destroy_nodes(this->_M_impl._M_finish._M_node + 1,
          __new_finish._M_node + 1);
       throw;
     }
 }
    }

  template <typename _Tp, typename _Alloc>
    bool
    deque<_Tp, _Alloc>::
    _M_shrink_to_fit()
    {
      const difference_type __front_capacity
 = (this->_M_impl._M_start._M_cur - this->_M_impl._M_start._M_first);
      if (__front_capacity == 0)
 return false;

      const difference_type __back_capacity
 = (this->_M_impl._M_finish._M_last - this->_M_impl._M_finish._M_cur);
      if (__front_capacity + __back_capacity < _S_buffer_size())
 return false;

      return std::__shrink_to_fit_aux<deque>::_S_do_it(*this);
    }


  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_fill_initialize(const value_type& __value)
    {
      _Map_pointer __cur;
      try
        {
          for (__cur = this->_M_impl._M_start._M_node;
        __cur < this->_M_impl._M_finish._M_node;
        ++__cur)
            std::__uninitialized_fill_a(*__cur, *__cur + _S_buffer_size(),
     __value, _M_get_Tp_allocator());
          std::__uninitialized_fill_a(this->_M_impl._M_finish._M_first,
          this->_M_impl._M_finish._M_cur,
          __value, _M_get_Tp_allocator());
        }
      catch(...)
        {
          std::_Destroy(this->_M_impl._M_start, iterator(*__cur, __cur),
   _M_get_Tp_allocator());
          throw;
        }
    }

  template <typename _Tp, typename _Alloc>
    template <typename _InputIterator>
      void
      deque<_Tp, _Alloc>::
      _M_range_initialize(_InputIterator __first, _InputIterator __last,
                          std::input_iterator_tag)
      {
        this->_M_initialize_map(0);
        try
          {
            for (; __first != __last; ++__first)

       emplace_back(*__first);



          }
        catch(...)
          {
            clear();
            throw;
          }
      }

  template <typename _Tp, typename _Alloc>
    template <typename _ForwardIterator>
      void
      deque<_Tp, _Alloc>::
      _M_range_initialize(_ForwardIterator __first, _ForwardIterator __last,
                          std::forward_iterator_tag)
      {
        const size_type __n = std::distance(__first, __last);
        this->_M_initialize_map(__n);

        _Map_pointer __cur_node;
        try
          {
            for (__cur_node = this->_M_impl._M_start._M_node;
                 __cur_node < this->_M_impl._M_finish._M_node;
                 ++__cur_node)
       {
  _ForwardIterator __mid = __first;
  std::advance(__mid, _S_buffer_size());
  std::__uninitialized_copy_a(__first, __mid, *__cur_node,
         _M_get_Tp_allocator());
  __first = __mid;
       }
            std::__uninitialized_copy_a(__first, __last,
     this->_M_impl._M_finish._M_first,
     _M_get_Tp_allocator());
          }
        catch(...)
          {
            std::_Destroy(this->_M_impl._M_start,
     iterator(*__cur_node, __cur_node),
     _M_get_Tp_allocator());
            throw;
          }
      }


  template<typename _Tp, typename _Alloc>

    template<typename... _Args>
      void
      deque<_Tp, _Alloc>::
      _M_push_back_aux(_Args&&... __args)





      {
 _M_reserve_map_at_back();
 *(this->_M_impl._M_finish._M_node + 1) = this->_M_allocate_node();
 try
   {

     _Alloc_traits::construct(this->_M_impl,
                              this->_M_impl._M_finish._M_cur,
                std::forward<_Args>(__args)...);



     this->_M_impl._M_finish._M_set_node(this->_M_impl._M_finish._M_node
      + 1);
     this->_M_impl._M_finish._M_cur = this->_M_impl._M_finish._M_first;
   }
 catch(...)
   {
     _M_deallocate_node(*(this->_M_impl._M_finish._M_node + 1));
     throw;
   }
      }


  template<typename _Tp, typename _Alloc>

    template<typename... _Args>
      void
      deque<_Tp, _Alloc>::
      _M_push_front_aux(_Args&&... __args)





      {
 _M_reserve_map_at_front();
 *(this->_M_impl._M_start._M_node - 1) = this->_M_allocate_node();
 try
   {
     this->_M_impl._M_start._M_set_node(this->_M_impl._M_start._M_node
            - 1);
     this->_M_impl._M_start._M_cur = this->_M_impl._M_start._M_last - 1;

     _Alloc_traits::construct(this->_M_impl,
                              this->_M_impl._M_start._M_cur,
                std::forward<_Args>(__args)...);



   }
 catch(...)
   {
     ++this->_M_impl._M_start;
     _M_deallocate_node(*(this->_M_impl._M_start._M_node - 1));
     throw;
   }
      }


  template <typename _Tp, typename _Alloc>
    void deque<_Tp, _Alloc>::
    _M_pop_back_aux()
    {
      _M_deallocate_node(this->_M_impl._M_finish._M_first);
      this->_M_impl._M_finish._M_set_node(this->_M_impl._M_finish._M_node - 1);
      this->_M_impl._M_finish._M_cur = this->_M_impl._M_finish._M_last - 1;
      _Alloc_traits::destroy(_M_get_Tp_allocator(),
        this->_M_impl._M_finish._M_cur);
    }






  template <typename _Tp, typename _Alloc>
    void deque<_Tp, _Alloc>::
    _M_pop_front_aux()
    {
      _Alloc_traits::destroy(_M_get_Tp_allocator(),
        this->_M_impl._M_start._M_cur);
      _M_deallocate_node(this->_M_impl._M_start._M_first);
      this->_M_impl._M_start._M_set_node(this->_M_impl._M_start._M_node + 1);
      this->_M_impl._M_start._M_cur = this->_M_impl._M_start._M_first;
    }

  template <typename _Tp, typename _Alloc>
    template <typename _InputIterator>
      void
      deque<_Tp, _Alloc>::
      _M_range_insert_aux(iterator __pos,
                          _InputIterator __first, _InputIterator __last,
                          std::input_iterator_tag)
      { std::copy(__first, __last, std::inserter(*this, __pos)); }

  template <typename _Tp, typename _Alloc>
    template <typename _ForwardIterator>
      void
      deque<_Tp, _Alloc>::
      _M_range_insert_aux(iterator __pos,
                          _ForwardIterator __first, _ForwardIterator __last,
                          std::forward_iterator_tag)
      {
        const size_type __n = std::distance(__first, __last);
        if (__pos._M_cur == this->_M_impl._M_start._M_cur)
   {
     iterator __new_start = _M_reserve_elements_at_front(__n);
     try
       {
  std::__uninitialized_copy_a(__first, __last, __new_start,
         _M_get_Tp_allocator());
  this->_M_impl._M_start = __new_start;
       }
     catch(...)
       {
  _M_destroy_nodes(__new_start._M_node,
     this->_M_impl._M_start._M_node);
  throw;
       }
   }
        else if (__pos._M_cur == this->_M_impl._M_finish._M_cur)
   {
     iterator __new_finish = _M_reserve_elements_at_back(__n);
     try
       {
  std::__uninitialized_copy_a(__first, __last,
         this->_M_impl._M_finish,
         _M_get_Tp_allocator());
  this->_M_impl._M_finish = __new_finish;
       }
     catch(...)
       {
  _M_destroy_nodes(this->_M_impl._M_finish._M_node + 1,
     __new_finish._M_node + 1);
  throw;
       }
   }
        else
          _M_insert_aux(__pos, __first, __last, __n);
      }

  template<typename _Tp, typename _Alloc>

    template<typename... _Args>
      typename deque<_Tp, _Alloc>::iterator
      deque<_Tp, _Alloc>::
      _M_insert_aux(iterator __pos, _Args&&... __args)
      {
 value_type __x_copy(std::forward<_Args>(__args)...);







 difference_type __index = __pos - this->_M_impl._M_start;
 if (static_cast<size_type>(__index) < size() / 2)
   {
     push_front(std::move(front()));
     iterator __front1 = this->_M_impl._M_start;
     ++__front1;
     iterator __front2 = __front1;
     ++__front2;
     __pos = this->_M_impl._M_start + __index;
     iterator __pos1 = __pos;
     ++__pos1;
     std::move(__front2, __pos1, __front1);
   }
 else
   {
     push_back(std::move(back()));
     iterator __back1 = this->_M_impl._M_finish;
     --__back1;
     iterator __back2 = __back1;
     --__back2;
     __pos = this->_M_impl._M_start + __index;
     std::move_backward(__pos, __back2, __back1);
   }
 *__pos = std::move(__x_copy);
 return __pos;
      }

  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_insert_aux(iterator __pos, size_type __n, const value_type& __x)
    {
      const difference_type __elems_before = __pos - this->_M_impl._M_start;
      const size_type __length = this->size();
      value_type __x_copy = __x;
      if (__elems_before < difference_type(__length / 2))
 {
   iterator __new_start = _M_reserve_elements_at_front(__n);
   iterator __old_start = this->_M_impl._M_start;
   __pos = this->_M_impl._M_start + __elems_before;
   try
     {
       if (__elems_before >= difference_type(__n))
  {
    iterator __start_n = (this->_M_impl._M_start
     + difference_type(__n));
    std::__uninitialized_move_a(this->_M_impl._M_start,
           __start_n, __new_start,
           _M_get_Tp_allocator());
    this->_M_impl._M_start = __new_start;
    std::move(__start_n, __pos, __old_start);
    std::fill(__pos - difference_type(__n), __pos, __x_copy);
  }
       else
  {
    std::__uninitialized_move_fill(this->_M_impl._M_start,
       __pos, __new_start,
       this->_M_impl._M_start,
       __x_copy,
       _M_get_Tp_allocator());
    this->_M_impl._M_start = __new_start;
    std::fill(__old_start, __pos, __x_copy);
  }
     }
   catch(...)
     {
       _M_destroy_nodes(__new_start._M_node,
          this->_M_impl._M_start._M_node);
       throw;
     }
 }
      else
 {
   iterator __new_finish = _M_reserve_elements_at_back(__n);
   iterator __old_finish = this->_M_impl._M_finish;
   const difference_type __elems_after =
     difference_type(__length) - __elems_before;
   __pos = this->_M_impl._M_finish - __elems_after;
   try
     {
       if (__elems_after > difference_type(__n))
  {
    iterator __finish_n = (this->_M_impl._M_finish
      - difference_type(__n));
    std::__uninitialized_move_a(__finish_n,
           this->_M_impl._M_finish,
           this->_M_impl._M_finish,
           _M_get_Tp_allocator());
    this->_M_impl._M_finish = __new_finish;
    std::move_backward(__pos, __finish_n, __old_finish);
    std::fill(__pos, __pos + difference_type(__n), __x_copy);
  }
       else
  {
    std::__uninitialized_fill_move(this->_M_impl._M_finish,
       __pos + difference_type(__n),
       __x_copy, __pos,
       this->_M_impl._M_finish,
       _M_get_Tp_allocator());
    this->_M_impl._M_finish = __new_finish;
    std::fill(__pos, __old_finish, __x_copy);
  }
     }
   catch(...)
     {
       _M_destroy_nodes(this->_M_impl._M_finish._M_node + 1,
          __new_finish._M_node + 1);
       throw;
     }
 }
    }

  template <typename _Tp, typename _Alloc>
    template <typename _ForwardIterator>
      void
      deque<_Tp, _Alloc>::
      _M_insert_aux(iterator __pos,
                    _ForwardIterator __first, _ForwardIterator __last,
                    size_type __n)
      {
        const difference_type __elemsbefore = __pos - this->_M_impl._M_start;
        const size_type __length = size();
        if (static_cast<size_type>(__elemsbefore) < __length / 2)
   {
     iterator __new_start = _M_reserve_elements_at_front(__n);
     iterator __old_start = this->_M_impl._M_start;
     __pos = this->_M_impl._M_start + __elemsbefore;
     try
       {
  if (__elemsbefore >= difference_type(__n))
    {
      iterator __start_n = (this->_M_impl._M_start
       + difference_type(__n));
      std::__uninitialized_move_a(this->_M_impl._M_start,
      __start_n, __new_start,
      _M_get_Tp_allocator());
      this->_M_impl._M_start = __new_start;
      std::move(__start_n, __pos, __old_start);
      std::copy(__first, __last, __pos - difference_type(__n));
    }
  else
    {
      _ForwardIterator __mid = __first;
      std::advance(__mid, difference_type(__n) - __elemsbefore);
      std::__uninitialized_move_copy(this->_M_impl._M_start,
         __pos, __first, __mid,
         __new_start,
         _M_get_Tp_allocator());
      this->_M_impl._M_start = __new_start;
      std::copy(__mid, __last, __old_start);
    }
       }
     catch(...)
       {
  _M_destroy_nodes(__new_start._M_node,
     this->_M_impl._M_start._M_node);
  throw;
       }
   }
        else
        {
          iterator __new_finish = _M_reserve_elements_at_back(__n);
          iterator __old_finish = this->_M_impl._M_finish;
          const difference_type __elemsafter =
            difference_type(__length) - __elemsbefore;
          __pos = this->_M_impl._M_finish - __elemsafter;
          try
            {
              if (__elemsafter > difference_type(__n))
  {
    iterator __finish_n = (this->_M_impl._M_finish
      - difference_type(__n));
    std::__uninitialized_move_a(__finish_n,
           this->_M_impl._M_finish,
           this->_M_impl._M_finish,
           _M_get_Tp_allocator());
    this->_M_impl._M_finish = __new_finish;
    std::move_backward(__pos, __finish_n, __old_finish);
    std::copy(__first, __last, __pos);
  }
              else
  {
    _ForwardIterator __mid = __first;
    std::advance(__mid, __elemsafter);
    std::__uninitialized_copy_move(__mid, __last, __pos,
       this->_M_impl._M_finish,
       this->_M_impl._M_finish,
       _M_get_Tp_allocator());
    this->_M_impl._M_finish = __new_finish;
    std::copy(__first, __mid, __pos);
  }
            }
          catch(...)
            {
              _M_destroy_nodes(this->_M_impl._M_finish._M_node + 1,
          __new_finish._M_node + 1);
              throw;
            }
        }
      }

   template<typename _Tp, typename _Alloc>
     void
     deque<_Tp, _Alloc>::
     _M_destroy_data_aux(iterator __first, iterator __last)
     {
       for (_Map_pointer __node = __first._M_node + 1;
     __node < __last._M_node; ++__node)
  std::_Destroy(*__node, *__node + _S_buffer_size(),
         _M_get_Tp_allocator());

       if (__first._M_node != __last._M_node)
  {
    std::_Destroy(__first._M_cur, __first._M_last,
    _M_get_Tp_allocator());
    std::_Destroy(__last._M_first, __last._M_cur,
    _M_get_Tp_allocator());
  }
       else
  std::_Destroy(__first._M_cur, __last._M_cur,
         _M_get_Tp_allocator());
     }

  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_new_elements_at_front(size_type __new_elems)
    {
      if (this->max_size() - this->size() < __new_elems)
 __throw_length_error(("deque::_M_new_elements_at_front"));

      const size_type __new_nodes = ((__new_elems + _S_buffer_size() - 1)
         / _S_buffer_size());
      _M_reserve_map_at_front(__new_nodes);
      size_type __i;
      try
        {
          for (__i = 1; __i <= __new_nodes; ++__i)
            *(this->_M_impl._M_start._M_node - __i) = this->_M_allocate_node();
        }
      catch(...)
        {
          for (size_type __j = 1; __j < __i; ++__j)
            _M_deallocate_node(*(this->_M_impl._M_start._M_node - __j));
          throw;
        }
    }

  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_new_elements_at_back(size_type __new_elems)
    {
      if (this->max_size() - this->size() < __new_elems)
 __throw_length_error(("deque::_M_new_elements_at_back"));

      const size_type __new_nodes = ((__new_elems + _S_buffer_size() - 1)
         / _S_buffer_size());
      _M_reserve_map_at_back(__new_nodes);
      size_type __i;
      try
        {
          for (__i = 1; __i <= __new_nodes; ++__i)
            *(this->_M_impl._M_finish._M_node + __i) = this->_M_allocate_node();
        }
      catch(...)
        {
          for (size_type __j = 1; __j < __i; ++__j)
            _M_deallocate_node(*(this->_M_impl._M_finish._M_node + __j));
          throw;
        }
    }

  template <typename _Tp, typename _Alloc>
    void
    deque<_Tp, _Alloc>::
    _M_reallocate_map(size_type __nodes_to_add, bool __add_at_front)
    {
      const size_type __old_num_nodes
 = this->_M_impl._M_finish._M_node - this->_M_impl._M_start._M_node + 1;
      const size_type __new_num_nodes = __old_num_nodes + __nodes_to_add;

      _Map_pointer __new_nstart;
      if (this->_M_impl._M_map_size > 2 * __new_num_nodes)
 {
   __new_nstart = this->_M_impl._M_map + (this->_M_impl._M_map_size
      - __new_num_nodes) / 2
                  + (__add_at_front ? __nodes_to_add : 0);
   if (__new_nstart < this->_M_impl._M_start._M_node)
     std::copy(this->_M_impl._M_start._M_node,
        this->_M_impl._M_finish._M_node + 1,
        __new_nstart);
   else
     std::copy_backward(this->_M_impl._M_start._M_node,
          this->_M_impl._M_finish._M_node + 1,
          __new_nstart + __old_num_nodes);
 }
      else
 {
   size_type __new_map_size = this->_M_impl._M_map_size
                              + std::max(this->_M_impl._M_map_size,
      __nodes_to_add) + 2;

   _Map_pointer __new_map = this->_M_allocate_map(__new_map_size);
   __new_nstart = __new_map + (__new_map_size - __new_num_nodes) / 2
                  + (__add_at_front ? __nodes_to_add : 0);
   std::copy(this->_M_impl._M_start._M_node,
      this->_M_impl._M_finish._M_node + 1,
      __new_nstart);
   _M_deallocate_map(this->_M_impl._M_map, this->_M_impl._M_map_size);

   this->_M_impl._M_map = __new_map;
   this->_M_impl._M_map_size = __new_map_size;
 }

      this->_M_impl._M_start._M_set_node(__new_nstart);
      this->_M_impl._M_finish._M_set_node(__new_nstart + __old_num_nodes - 1);
    }



  template<typename _Tp>
    void
    fill(const _Deque_iterator<_Tp, _Tp&, _Tp*>& __first,
  const _Deque_iterator<_Tp, _Tp&, _Tp*>& __last, const _Tp& __value)
    {
      typedef typename _Deque_iterator<_Tp, _Tp&, _Tp*>::_Self _Self;

      for (typename _Self::_Map_pointer __node = __first._M_node + 1;
           __node < __last._M_node; ++__node)
 std::fill(*__node, *__node + _Self::_S_buffer_size(), __value);

      if (__first._M_node != __last._M_node)
 {
   std::fill(__first._M_cur, __first._M_last, __value);
   std::fill(__last._M_first, __last._M_cur, __value);
 }
      else
 std::fill(__first._M_cur, __last._M_cur, __value);
    }

  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    copy(_Deque_iterator<_Tp, const _Tp&, const _Tp*> __first,
  _Deque_iterator<_Tp, const _Tp&, const _Tp*> __last,
  _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    {
      typedef typename _Deque_iterator<_Tp, _Tp&, _Tp*>::_Self _Self;
      typedef typename _Self::difference_type difference_type;

      difference_type __len = __last - __first;
      while (__len > 0)
 {
   const difference_type __clen
     = std::min(__len, std::min(__first._M_last - __first._M_cur,
           __result._M_last - __result._M_cur));
   std::copy(__first._M_cur, __first._M_cur + __clen, __result._M_cur);
   __first += __clen;
   __result += __clen;
   __len -= __clen;
 }
      return __result;
    }

  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    copy_backward(_Deque_iterator<_Tp, const _Tp&, const _Tp*> __first,
    _Deque_iterator<_Tp, const _Tp&, const _Tp*> __last,
    _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    {
      typedef typename _Deque_iterator<_Tp, _Tp&, _Tp*>::_Self _Self;
      typedef typename _Self::difference_type difference_type;

      difference_type __len = __last - __first;
      while (__len > 0)
 {
   difference_type __llen = __last._M_cur - __last._M_first;
   _Tp* __lend = __last._M_cur;

   difference_type __rlen = __result._M_cur - __result._M_first;
   _Tp* __rend = __result._M_cur;

   if (!__llen)
     {
       __llen = _Self::_S_buffer_size();
       __lend = *(__last._M_node - 1) + __llen;
     }
   if (!__rlen)
     {
       __rlen = _Self::_S_buffer_size();
       __rend = *(__result._M_node - 1) + __rlen;
     }

   const difference_type __clen = std::min(__len,
        std::min(__llen, __rlen));
   std::copy_backward(__lend - __clen, __lend, __rend);
   __last -= __clen;
   __result -= __clen;
   __len -= __clen;
 }
      return __result;
    }


  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    move(_Deque_iterator<_Tp, const _Tp&, const _Tp*> __first,
  _Deque_iterator<_Tp, const _Tp&, const _Tp*> __last,
  _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    {
      typedef typename _Deque_iterator<_Tp, _Tp&, _Tp*>::_Self _Self;
      typedef typename _Self::difference_type difference_type;

      difference_type __len = __last - __first;
      while (__len > 0)
 {
   const difference_type __clen
     = std::min(__len, std::min(__first._M_last - __first._M_cur,
           __result._M_last - __result._M_cur));
   std::move(__first._M_cur, __first._M_cur + __clen, __result._M_cur);
   __first += __clen;
   __result += __clen;
   __len -= __clen;
 }
      return __result;
    }

  template<typename _Tp>
    _Deque_iterator<_Tp, _Tp&, _Tp*>
    move_backward(_Deque_iterator<_Tp, const _Tp&, const _Tp*> __first,
    _Deque_iterator<_Tp, const _Tp&, const _Tp*> __last,
    _Deque_iterator<_Tp, _Tp&, _Tp*> __result)
    {
      typedef typename _Deque_iterator<_Tp, _Tp&, _Tp*>::_Self _Self;
      typedef typename _Self::difference_type difference_type;

      difference_type __len = __last - __first;
      while (__len > 0)
 {
   difference_type __llen = __last._M_cur - __last._M_first;
   _Tp* __lend = __last._M_cur;

   difference_type __rlen = __result._M_cur - __result._M_first;
   _Tp* __rend = __result._M_cur;

   if (!__llen)
     {
       __llen = _Self::_S_buffer_size();
       __lend = *(__last._M_node - 1) + __llen;
     }
   if (!__rlen)
     {
       __rlen = _Self::_S_buffer_size();
       __rend = *(__result._M_node - 1) + __rlen;
     }

   const difference_type __clen = std::min(__len,
        std::min(__llen, __rlen));
   std::move_backward(__lend - __clen, __lend, __rend);
   __last -= __clen;
   __result -= __clen;
   __len -= __clen;
 }
      return __result;
    }



}
# 67 "/usr/include/c++/6.2.1/deque" 2 3
# 12 "../../include/cppunit/Message.h" 2
# 1 "/usr/include/c++/6.2.1/string" 1 3
# 36 "/usr/include/c++/6.2.1/string" 3
       
# 37 "/usr/include/c++/6.2.1/string" 3


# 1 "/usr/include/c++/6.2.1/bits/stringfwd.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/stringfwd.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/stringfwd.h" 3




namespace std __attribute__ ((__visibility__ ("default")))
{








  template<class _CharT>
    struct char_traits;

  template<> struct char_traits<char>;


  template<> struct char_traits<wchar_t>;




  template<> struct char_traits<char16_t>;
  template<> struct char_traits<char32_t>;


namespace __cxx11 {

  template<typename _CharT, typename _Traits = char_traits<_CharT>,
           typename _Alloc = allocator<_CharT> >
    class basic_string;


  typedef basic_string<char> string;



  typedef basic_string<wchar_t> wstring;





  typedef basic_string<char16_t> u16string;


  typedef basic_string<char32_t> u32string;


}




}
# 40 "/usr/include/c++/6.2.1/string" 2 3
# 1 "/usr/include/c++/6.2.1/bits/char_traits.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/char_traits.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/char_traits.h" 3


# 1 "/usr/include/c++/6.2.1/bits/postypes.h" 1 3
# 38 "/usr/include/c++/6.2.1/bits/postypes.h" 3
       
# 39 "/usr/include/c++/6.2.1/bits/postypes.h" 3

# 1 "/usr/include/c++/6.2.1/cwchar" 1 3
# 39 "/usr/include/c++/6.2.1/cwchar" 3
       
# 40 "/usr/include/c++/6.2.1/cwchar" 3




# 1 "/usr/include/wchar.h" 1 3 4
# 36 "/usr/include/wchar.h" 3 4
# 1 "/usr/include/stdio.h" 1 3 4
# 44 "/usr/include/stdio.h" 3 4
struct _IO_FILE;



typedef struct _IO_FILE FILE;





# 64 "/usr/include/stdio.h" 3 4
typedef struct _IO_FILE __FILE;
# 37 "/usr/include/wchar.h" 2 3 4


# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stdarg.h" 1 3 4
# 40 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stdarg.h" 3 4
typedef __builtin_va_list __gnuc_va_list;
# 40 "/usr/include/wchar.h" 2 3 4

# 1 "/usr/include/bits/wchar.h" 1 3 4
# 42 "/usr/include/wchar.h" 2 3 4
# 51 "/usr/include/wchar.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 216 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 3 4
typedef long unsigned int size_t;
# 357 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 3 4
typedef unsigned int wint_t;
# 52 "/usr/include/wchar.h" 2 3 4
# 82 "/usr/include/wchar.h" 3 4
typedef struct
{
  int __count;
  union
  {

    unsigned int __wch;



    char __wchb[4];
  } __value;
} __mbstate_t;
# 104 "/usr/include/wchar.h" 3 4


typedef __mbstate_t mbstate_t;






# 132 "/usr/include/wchar.h" 3 4
extern "C" {




struct tm;









extern wchar_t *wcscpy (wchar_t *__restrict __dest,
   const wchar_t *__restrict __src)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern wchar_t *wcsncpy (wchar_t *__restrict __dest,
    const wchar_t *__restrict __src, size_t __n)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern wchar_t *wcscat (wchar_t *__restrict __dest,
   const wchar_t *__restrict __src)
     throw () __attribute__ ((__nonnull__ (1, 2)));

extern wchar_t *wcsncat (wchar_t *__restrict __dest,
    const wchar_t *__restrict __src, size_t __n)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int wcscmp (const wchar_t *__s1, const wchar_t *__s2)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));

extern int wcsncmp (const wchar_t *__s1, const wchar_t *__s2, size_t __n)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1, 2)));




extern int wcscasecmp (const wchar_t *__s1, const wchar_t *__s2) throw ();


extern int wcsncasecmp (const wchar_t *__s1, const wchar_t *__s2,
   size_t __n) throw ();



# 1 "/usr/include/xlocale.h" 1 3 4
# 27 "/usr/include/xlocale.h" 3 4
typedef struct __locale_struct
{

  struct __locale_data *__locales[13];


  const unsigned short int *__ctype_b;
  const int *__ctype_tolower;
  const int *__ctype_toupper;


  const char *__names[13];
} *__locale_t;


typedef __locale_t locale_t;
# 184 "/usr/include/wchar.h" 2 3 4

extern int wcscasecmp_l (const wchar_t *__s1, const wchar_t *__s2,
    __locale_t __loc) throw ();

extern int wcsncasecmp_l (const wchar_t *__s1, const wchar_t *__s2,
     size_t __n, __locale_t __loc) throw ();





extern int wcscoll (const wchar_t *__s1, const wchar_t *__s2) throw ();



extern size_t wcsxfrm (wchar_t *__restrict __s1,
         const wchar_t *__restrict __s2, size_t __n) throw ();








extern int wcscoll_l (const wchar_t *__s1, const wchar_t *__s2,
        __locale_t __loc) throw ();




extern size_t wcsxfrm_l (wchar_t *__s1, const wchar_t *__s2,
    size_t __n, __locale_t __loc) throw ();


extern wchar_t *wcsdup (const wchar_t *__s) throw () __attribute__ ((__malloc__));





extern "C++" wchar_t *wcschr (wchar_t *__wcs, wchar_t __wc)
     throw () __asm ("wcschr") __attribute__ ((__pure__));
extern "C++" const wchar_t *wcschr (const wchar_t *__wcs, wchar_t __wc)
     throw () __asm ("wcschr") __attribute__ ((__pure__));






extern "C++" wchar_t *wcsrchr (wchar_t *__wcs, wchar_t __wc)
     throw () __asm ("wcsrchr") __attribute__ ((__pure__));
extern "C++" const wchar_t *wcsrchr (const wchar_t *__wcs, wchar_t __wc)
     throw () __asm ("wcsrchr") __attribute__ ((__pure__));









extern wchar_t *wcschrnul (const wchar_t *__s, wchar_t __wc)
     throw () __attribute__ ((__pure__));





extern size_t wcscspn (const wchar_t *__wcs, const wchar_t *__reject)
     throw () __attribute__ ((__pure__));


extern size_t wcsspn (const wchar_t *__wcs, const wchar_t *__accept)
     throw () __attribute__ ((__pure__));


extern "C++" wchar_t *wcspbrk (wchar_t *__wcs, const wchar_t *__accept)
     throw () __asm ("wcspbrk") __attribute__ ((__pure__));
extern "C++" const wchar_t *wcspbrk (const wchar_t *__wcs,
         const wchar_t *__accept)
     throw () __asm ("wcspbrk") __attribute__ ((__pure__));






extern "C++" wchar_t *wcsstr (wchar_t *__haystack, const wchar_t *__needle)
     throw () __asm ("wcsstr") __attribute__ ((__pure__));
extern "C++" const wchar_t *wcsstr (const wchar_t *__haystack,
        const wchar_t *__needle)
     throw () __asm ("wcsstr") __attribute__ ((__pure__));






extern wchar_t *wcstok (wchar_t *__restrict __s,
   const wchar_t *__restrict __delim,
   wchar_t **__restrict __ptr) throw ();


extern size_t wcslen (const wchar_t *__s) throw () __attribute__ ((__pure__));





extern "C++" wchar_t *wcswcs (wchar_t *__haystack, const wchar_t *__needle)
     throw () __asm ("wcswcs") __attribute__ ((__pure__));
extern "C++" const wchar_t *wcswcs (const wchar_t *__haystack,
        const wchar_t *__needle)
     throw () __asm ("wcswcs") __attribute__ ((__pure__));
# 309 "/usr/include/wchar.h" 3 4
extern size_t wcsnlen (const wchar_t *__s, size_t __maxlen)
     throw () __attribute__ ((__pure__));






extern "C++" wchar_t *wmemchr (wchar_t *__s, wchar_t __c, size_t __n)
     throw () __asm ("wmemchr") __attribute__ ((__pure__));
extern "C++" const wchar_t *wmemchr (const wchar_t *__s, wchar_t __c,
         size_t __n)
     throw () __asm ("wmemchr") __attribute__ ((__pure__));






extern int wmemcmp (const wchar_t *__s1, const wchar_t *__s2, size_t __n)
     throw () __attribute__ ((__pure__));


extern wchar_t *wmemcpy (wchar_t *__restrict __s1,
    const wchar_t *__restrict __s2, size_t __n) throw ();



extern wchar_t *wmemmove (wchar_t *__s1, const wchar_t *__s2, size_t __n)
     throw ();


extern wchar_t *wmemset (wchar_t *__s, wchar_t __c, size_t __n) throw ();





extern wchar_t *wmempcpy (wchar_t *__restrict __s1,
     const wchar_t *__restrict __s2, size_t __n)
     throw ();






extern wint_t btowc (int __c) throw ();



extern int wctob (wint_t __c) throw ();



extern int mbsinit (const mbstate_t *__ps) throw () __attribute__ ((__pure__));



extern size_t mbrtowc (wchar_t *__restrict __pwc,
         const char *__restrict __s, size_t __n,
         mbstate_t *__restrict __p) throw ();


extern size_t wcrtomb (char *__restrict __s, wchar_t __wc,
         mbstate_t *__restrict __ps) throw ();


extern size_t __mbrlen (const char *__restrict __s, size_t __n,
   mbstate_t *__restrict __ps) throw ();
extern size_t mbrlen (const char *__restrict __s, size_t __n,
        mbstate_t *__restrict __ps) throw ();








extern wint_t __btowc_alias (int __c) __asm ("btowc");
extern __inline __attribute__ ((__gnu_inline__)) wint_t
__attribute__ ((__leaf__)) btowc (int __c) throw ()
{ return (__builtin_constant_p (__c) && __c >= '\0' && __c <= '\x7f'
   ? (wint_t) __c : __btowc_alias (__c)); }

extern int __wctob_alias (wint_t __c) __asm ("wctob");
extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__leaf__)) wctob (wint_t __wc) throw ()
{ return (__builtin_constant_p (__wc) && __wc >= L'\0' && __wc <= L'\x7f'
   ? (int) __wc : __wctob_alias (__wc)); }

extern __inline __attribute__ ((__gnu_inline__)) size_t
__attribute__ ((__leaf__)) mbrlen (const char *__restrict __s, size_t __n, mbstate_t *__restrict __ps) throw ()

{ return (__ps != __null
   ? mbrtowc (__null, __s, __n, __ps) : __mbrlen (__s, __n, __null)); }





extern size_t mbsrtowcs (wchar_t *__restrict __dst,
    const char **__restrict __src, size_t __len,
    mbstate_t *__restrict __ps) throw ();



extern size_t wcsrtombs (char *__restrict __dst,
    const wchar_t **__restrict __src, size_t __len,
    mbstate_t *__restrict __ps) throw ();






extern size_t mbsnrtowcs (wchar_t *__restrict __dst,
     const char **__restrict __src, size_t __nmc,
     size_t __len, mbstate_t *__restrict __ps) throw ();



extern size_t wcsnrtombs (char *__restrict __dst,
     const wchar_t **__restrict __src,
     size_t __nwc, size_t __len,
     mbstate_t *__restrict __ps) throw ();






extern int wcwidth (wchar_t __c) throw ();



extern int wcswidth (const wchar_t *__s, size_t __n) throw ();






extern double wcstod (const wchar_t *__restrict __nptr,
        wchar_t **__restrict __endptr) throw ();





extern float wcstof (const wchar_t *__restrict __nptr,
       wchar_t **__restrict __endptr) throw ();
extern long double wcstold (const wchar_t *__restrict __nptr,
       wchar_t **__restrict __endptr) throw ();







extern long int wcstol (const wchar_t *__restrict __nptr,
   wchar_t **__restrict __endptr, int __base) throw ();



extern unsigned long int wcstoul (const wchar_t *__restrict __nptr,
      wchar_t **__restrict __endptr, int __base)
     throw ();






__extension__
extern long long int wcstoll (const wchar_t *__restrict __nptr,
         wchar_t **__restrict __endptr, int __base)
     throw ();



__extension__
extern unsigned long long int wcstoull (const wchar_t *__restrict __nptr,
     wchar_t **__restrict __endptr,
     int __base) throw ();






__extension__
extern long long int wcstoq (const wchar_t *__restrict __nptr,
        wchar_t **__restrict __endptr, int __base)
     throw ();



__extension__
extern unsigned long long int wcstouq (const wchar_t *__restrict __nptr,
           wchar_t **__restrict __endptr,
           int __base) throw ();
# 533 "/usr/include/wchar.h" 3 4
extern long int wcstol_l (const wchar_t *__restrict __nptr,
     wchar_t **__restrict __endptr, int __base,
     __locale_t __loc) throw ();

extern unsigned long int wcstoul_l (const wchar_t *__restrict __nptr,
        wchar_t **__restrict __endptr,
        int __base, __locale_t __loc) throw ();

__extension__
extern long long int wcstoll_l (const wchar_t *__restrict __nptr,
    wchar_t **__restrict __endptr,
    int __base, __locale_t __loc) throw ();

__extension__
extern unsigned long long int wcstoull_l (const wchar_t *__restrict __nptr,
       wchar_t **__restrict __endptr,
       int __base, __locale_t __loc)
     throw ();

extern double wcstod_l (const wchar_t *__restrict __nptr,
   wchar_t **__restrict __endptr, __locale_t __loc)
     throw ();

extern float wcstof_l (const wchar_t *__restrict __nptr,
         wchar_t **__restrict __endptr, __locale_t __loc)
     throw ();

extern long double wcstold_l (const wchar_t *__restrict __nptr,
         wchar_t **__restrict __endptr,
         __locale_t __loc) throw ();






extern wchar_t *wcpcpy (wchar_t *__restrict __dest,
   const wchar_t *__restrict __src) throw ();



extern wchar_t *wcpncpy (wchar_t *__restrict __dest,
    const wchar_t *__restrict __src, size_t __n)
     throw ();






extern __FILE *open_wmemstream (wchar_t **__bufloc, size_t *__sizeloc) throw ();






extern int fwide (__FILE *__fp, int __mode) throw ();






extern int fwprintf (__FILE *__restrict __stream,
       const wchar_t *__restrict __format, ...)
                                                           ;




extern int wprintf (const wchar_t *__restrict __format, ...)
                                                           ;

extern int swprintf (wchar_t *__restrict __s, size_t __n,
       const wchar_t *__restrict __format, ...)
     throw () ;





extern int vfwprintf (__FILE *__restrict __s,
        const wchar_t *__restrict __format,
        __gnuc_va_list __arg)
                                                           ;




extern int vwprintf (const wchar_t *__restrict __format,
       __gnuc_va_list __arg)
                                                           ;


extern int vswprintf (wchar_t *__restrict __s, size_t __n,
        const wchar_t *__restrict __format,
        __gnuc_va_list __arg)
     throw () ;






extern int fwscanf (__FILE *__restrict __stream,
      const wchar_t *__restrict __format, ...)
                                                          ;




extern int wscanf (const wchar_t *__restrict __format, ...)
                                                          ;

extern int swscanf (const wchar_t *__restrict __s,
      const wchar_t *__restrict __format, ...)
     throw () ;
# 683 "/usr/include/wchar.h" 3 4









extern int vfwscanf (__FILE *__restrict __s,
       const wchar_t *__restrict __format,
       __gnuc_va_list __arg)
                                                          ;




extern int vwscanf (const wchar_t *__restrict __format,
      __gnuc_va_list __arg)
                                                          ;

extern int vswscanf (const wchar_t *__restrict __s,
       const wchar_t *__restrict __format,
       __gnuc_va_list __arg)
     throw () ;
# 739 "/usr/include/wchar.h" 3 4









extern wint_t fgetwc (__FILE *__stream);
extern wint_t getwc (__FILE *__stream);





extern wint_t getwchar (void);






extern wint_t fputwc (wchar_t __wc, __FILE *__stream);
extern wint_t putwc (wchar_t __wc, __FILE *__stream);





extern wint_t putwchar (wchar_t __wc);







extern wchar_t *fgetws (wchar_t *__restrict __ws, int __n,
   __FILE *__restrict __stream);





extern int fputws (const wchar_t *__restrict __ws,
     __FILE *__restrict __stream);






extern wint_t ungetwc (wint_t __wc, __FILE *__stream);

# 804 "/usr/include/wchar.h" 3 4
extern wint_t getwc_unlocked (__FILE *__stream);
extern wint_t getwchar_unlocked (void);







extern wint_t fgetwc_unlocked (__FILE *__stream);







extern wint_t fputwc_unlocked (wchar_t __wc, __FILE *__stream);
# 830 "/usr/include/wchar.h" 3 4
extern wint_t putwc_unlocked (wchar_t __wc, __FILE *__stream);
extern wint_t putwchar_unlocked (wchar_t __wc);
# 840 "/usr/include/wchar.h" 3 4
extern wchar_t *fgetws_unlocked (wchar_t *__restrict __ws, int __n,
     __FILE *__restrict __stream);







extern int fputws_unlocked (const wchar_t *__restrict __ws,
       __FILE *__restrict __stream);







extern size_t wcsftime (wchar_t *__restrict __s, size_t __maxsize,
   const wchar_t *__restrict __format,
   const struct tm *__restrict __tp) throw ();







extern size_t wcsftime_l (wchar_t *__restrict __s, size_t __maxsize,
     const wchar_t *__restrict __format,
     const struct tm *__restrict __tp,
     __locale_t __loc) throw ();
# 894 "/usr/include/wchar.h" 3 4
}
# 45 "/usr/include/c++/6.2.1/cwchar" 2 3
# 62 "/usr/include/c++/6.2.1/cwchar" 3
namespace std
{
  using ::mbstate_t;
}
# 135 "/usr/include/c++/6.2.1/cwchar" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  using ::wint_t;

  using ::btowc;
  using ::fgetwc;
  using ::fgetws;
  using ::fputwc;
  using ::fputws;
  using ::fwide;
  using ::fwprintf;
  using ::fwscanf;
  using ::getwc;
  using ::getwchar;
  using ::mbrlen;
  using ::mbrtowc;
  using ::mbsinit;
  using ::mbsrtowcs;
  using ::putwc;
  using ::putwchar;

  using ::swprintf;

  using ::swscanf;
  using ::ungetwc;
  using ::vfwprintf;

  using ::vfwscanf;


  using ::vswprintf;


  using ::vswscanf;

  using ::vwprintf;

  using ::vwscanf;

  using ::wcrtomb;
  using ::wcscat;
  using ::wcscmp;
  using ::wcscoll;
  using ::wcscpy;
  using ::wcscspn;
  using ::wcsftime;
  using ::wcslen;
  using ::wcsncat;
  using ::wcsncmp;
  using ::wcsncpy;
  using ::wcsrtombs;
  using ::wcsspn;
  using ::wcstod;

  using ::wcstof;

  using ::wcstok;
  using ::wcstol;
  using ::wcstoul;
  using ::wcsxfrm;
  using ::wctob;
  using ::wmemcmp;
  using ::wmemcpy;
  using ::wmemmove;
  using ::wmemset;
  using ::wprintf;
  using ::wscanf;
  using ::wcschr;
  using ::wcspbrk;
  using ::wcsrchr;
  using ::wcsstr;
  using ::wmemchr;
# 232 "/usr/include/c++/6.2.1/cwchar" 3

}







namespace __gnu_cxx
{





  using ::wcstold;
# 257 "/usr/include/c++/6.2.1/cwchar" 3
  using ::wcstoll;
  using ::wcstoull;

}

namespace std
{
  using ::__gnu_cxx::wcstold;
  using ::__gnu_cxx::wcstoll;
  using ::__gnu_cxx::wcstoull;
}
# 277 "/usr/include/c++/6.2.1/cwchar" 3
namespace std
{

  using std::wcstof;


  using std::vfwscanf;


  using std::vswscanf;


  using std::vwscanf;



  using std::wcstold;
  using std::wcstoll;
  using std::wcstoull;

}
# 41 "/usr/include/c++/6.2.1/bits/postypes.h" 2 3
# 68 "/usr/include/c++/6.2.1/bits/postypes.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 88 "/usr/include/c++/6.2.1/bits/postypes.h" 3
  typedef long streamoff;
# 98 "/usr/include/c++/6.2.1/bits/postypes.h" 3
  typedef ptrdiff_t streamsize;
# 111 "/usr/include/c++/6.2.1/bits/postypes.h" 3
  template<typename _StateT>
    class fpos
    {
    private:
      streamoff _M_off;
      _StateT _M_state;

    public:




      fpos()
      : _M_off(0), _M_state() { }
# 133 "/usr/include/c++/6.2.1/bits/postypes.h" 3
      fpos(streamoff __off)
      : _M_off(__off), _M_state() { }


      operator streamoff() const { return _M_off; }


      void
      state(_StateT __st)
      { _M_state = __st; }


      _StateT
      state() const
      { return _M_state; }





      fpos&
      operator+=(streamoff __off)
      {
 _M_off += __off;
 return *this;
      }





      fpos&
      operator-=(streamoff __off)
      {
 _M_off -= __off;
 return *this;
      }







      fpos
      operator+(streamoff __off) const
      {
 fpos __pos(*this);
 __pos += __off;
 return __pos;
      }







      fpos
      operator-(streamoff __off) const
      {
 fpos __pos(*this);
 __pos -= __off;
 return __pos;
      }






      streamoff
      operator-(const fpos& __other) const
      { return _M_off - __other._M_off; }
    };






  template<typename _StateT>
    inline bool
    operator==(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
    { return streamoff(__lhs) == streamoff(__rhs); }

  template<typename _StateT>
    inline bool
    operator!=(const fpos<_StateT>& __lhs, const fpos<_StateT>& __rhs)
    { return streamoff(__lhs) != streamoff(__rhs); }





  typedef fpos<mbstate_t> streampos;

  typedef fpos<mbstate_t> wstreampos;



  typedef fpos<mbstate_t> u16streampos;

  typedef fpos<mbstate_t> u32streampos;



}
# 41 "/usr/include/c++/6.2.1/bits/char_traits.h" 2 3
# 1 "/usr/include/c++/6.2.1/cwchar" 1 3
# 39 "/usr/include/c++/6.2.1/cwchar" 3
       
# 40 "/usr/include/c++/6.2.1/cwchar" 3




# 1 "/usr/include/wchar.h" 1 3 4
# 45 "/usr/include/c++/6.2.1/cwchar" 2 3
# 42 "/usr/include/c++/6.2.1/bits/char_traits.h" 2 3

namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{

# 57 "/usr/include/c++/6.2.1/bits/char_traits.h" 3
  template<typename _CharT>
    struct _Char_types
    {
      typedef unsigned long int_type;
      typedef std::streampos pos_type;
      typedef std::streamoff off_type;
      typedef std::mbstate_t state_type;
    };
# 82 "/usr/include/c++/6.2.1/bits/char_traits.h" 3
  template<typename _CharT>
    struct char_traits
    {
      typedef _CharT char_type;
      typedef typename _Char_types<_CharT>::int_type int_type;
      typedef typename _Char_types<_CharT>::pos_type pos_type;
      typedef typename _Char_types<_CharT>::off_type off_type;
      typedef typename _Char_types<_CharT>::state_type state_type;

      static void
      assign(char_type& __c1, const char_type& __c2)
      { __c1 = __c2; }

      static constexpr bool
      eq(const char_type& __c1, const char_type& __c2)
      { return __c1 == __c2; }

      static constexpr bool
      lt(const char_type& __c1, const char_type& __c2)
      { return __c1 < __c2; }

      static int
      compare(const char_type* __s1, const char_type* __s2, std::size_t __n);

      static std::size_t
      length(const char_type* __s);

      static const char_type*
      find(const char_type* __s, std::size_t __n, const char_type& __a);

      static char_type*
      move(char_type* __s1, const char_type* __s2, std::size_t __n);

      static char_type*
      copy(char_type* __s1, const char_type* __s2, std::size_t __n);

      static char_type*
      assign(char_type* __s, std::size_t __n, char_type __a);

      static constexpr char_type
      to_char_type(const int_type& __c)
      { return static_cast<char_type>(__c); }

      static constexpr int_type
      to_int_type(const char_type& __c)
      { return static_cast<int_type>(__c); }

      static constexpr bool
      eq_int_type(const int_type& __c1, const int_type& __c2)
      { return __c1 == __c2; }

      static constexpr int_type
      eof()
      { return static_cast<int_type>(-1); }

      static constexpr int_type
      not_eof(const int_type& __c)
      { return !eq_int_type(__c, eof()) ? __c : to_int_type(char_type()); }
    };

  template<typename _CharT>
    int
    char_traits<_CharT>::
    compare(const char_type* __s1, const char_type* __s2, std::size_t __n)
    {
      for (std::size_t __i = 0; __i < __n; ++__i)
 if (lt(__s1[__i], __s2[__i]))
   return -1;
 else if (lt(__s2[__i], __s1[__i]))
   return 1;
      return 0;
    }

  template<typename _CharT>
    std::size_t
    char_traits<_CharT>::
    length(const char_type* __p)
    {
      std::size_t __i = 0;
      while (!eq(__p[__i], char_type()))
        ++__i;
      return __i;
    }

  template<typename _CharT>
    const typename char_traits<_CharT>::char_type*
    char_traits<_CharT>::
    find(const char_type* __s, std::size_t __n, const char_type& __a)
    {
      for (std::size_t __i = 0; __i < __n; ++__i)
        if (eq(__s[__i], __a))
          return __s + __i;
      return 0;
    }

  template<typename _CharT>
    typename char_traits<_CharT>::char_type*
    char_traits<_CharT>::
    move(char_type* __s1, const char_type* __s2, std::size_t __n)
    {
      return static_cast<_CharT*>(__builtin_memmove(__s1, __s2,
          __n * sizeof(char_type)));
    }

  template<typename _CharT>
    typename char_traits<_CharT>::char_type*
    char_traits<_CharT>::
    copy(char_type* __s1, const char_type* __s2, std::size_t __n)
    {

      std::copy(__s2, __s2 + __n, __s1);
      return __s1;
    }

  template<typename _CharT>
    typename char_traits<_CharT>::char_type*
    char_traits<_CharT>::
    assign(char_type* __s, std::size_t __n, char_type __a)
    {

      std::fill_n(__s, __n, __a);
      return __s;
    }


}

namespace std __attribute__ ((__visibility__ ("default")))
{

# 226 "/usr/include/c++/6.2.1/bits/char_traits.h" 3
  template<class _CharT>
    struct char_traits : public __gnu_cxx::char_traits<_CharT>
    { };



  template<>
    struct char_traits<char>
    {
      typedef char char_type;
      typedef int int_type;
      typedef streampos pos_type;
      typedef streamoff off_type;
      typedef mbstate_t state_type;

      static void
      assign(char_type& __c1, const char_type& __c2) noexcept
      { __c1 = __c2; }

      static constexpr bool
      eq(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr bool
      lt(const char_type& __c1, const char_type& __c2) noexcept
      {

 return (static_cast<unsigned char>(__c1)
  < static_cast<unsigned char>(__c2));
      }

      static int
      compare(const char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return 0;
 return __builtin_memcmp(__s1, __s2, __n);
      }

      static size_t
      length(const char_type* __s)
      { return __builtin_strlen(__s); }

      static const char_type*
      find(const char_type* __s, size_t __n, const char_type& __a)
      {
 if (__n == 0)
   return 0;
 return static_cast<const char_type*>(__builtin_memchr(__s, __a, __n));
      }

      static char_type*
      move(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return static_cast<char_type*>(__builtin_memmove(__s1, __s2, __n));
      }

      static char_type*
      copy(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return static_cast<char_type*>(__builtin_memcpy(__s1, __s2, __n));
      }

      static char_type*
      assign(char_type* __s, size_t __n, char_type __a)
      {
 if (__n == 0)
   return __s;
 return static_cast<char_type*>(__builtin_memset(__s, __a, __n));
      }

      static constexpr char_type
      to_char_type(const int_type& __c) noexcept
      { return static_cast<char_type>(__c); }



      static constexpr int_type
      to_int_type(const char_type& __c) noexcept
      { return static_cast<int_type>(static_cast<unsigned char>(__c)); }

      static constexpr bool
      eq_int_type(const int_type& __c1, const int_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr int_type
      eof() noexcept
      { return static_cast<int_type>(-1); }

      static constexpr int_type
      not_eof(const int_type& __c) noexcept
      { return (__c == eof()) ? 0 : __c; }
  };




  template<>
    struct char_traits<wchar_t>
    {
      typedef wchar_t char_type;
      typedef wint_t int_type;
      typedef streamoff off_type;
      typedef wstreampos pos_type;
      typedef mbstate_t state_type;

      static void
      assign(char_type& __c1, const char_type& __c2) noexcept
      { __c1 = __c2; }

      static constexpr bool
      eq(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr bool
      lt(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 < __c2; }

      static int
      compare(const char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return 0;
 return wmemcmp(__s1, __s2, __n);
      }

      static size_t
      length(const char_type* __s)
      { return wcslen(__s); }

      static const char_type*
      find(const char_type* __s, size_t __n, const char_type& __a)
      {
 if (__n == 0)
   return 0;
 return wmemchr(__s, __a, __n);
      }

      static char_type*
      move(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return wmemmove(__s1, __s2, __n);
      }

      static char_type*
      copy(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return wmemcpy(__s1, __s2, __n);
      }

      static char_type*
      assign(char_type* __s, size_t __n, char_type __a)
      {
 if (__n == 0)
   return __s;
 return wmemset(__s, __a, __n);
      }

      static constexpr char_type
      to_char_type(const int_type& __c) noexcept
      { return char_type(__c); }

      static constexpr int_type
      to_int_type(const char_type& __c) noexcept
      { return int_type(__c); }

      static constexpr bool
      eq_int_type(const int_type& __c1, const int_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr int_type
      eof() noexcept
      { return static_cast<int_type>((0xffffffffu)); }

      static constexpr int_type
      not_eof(const int_type& __c) noexcept
      { return eq_int_type(__c, eof()) ? 0 : __c; }
  };



}




# 1 "/usr/include/c++/6.2.1/cstdint" 1 3
# 32 "/usr/include/c++/6.2.1/cstdint" 3
       
# 33 "/usr/include/c++/6.2.1/cstdint" 3
# 41 "/usr/include/c++/6.2.1/cstdint" 3
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stdint.h" 1 3 4
# 9 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stdint.h" 3 4
# 1 "/usr/include/stdint.h" 1 3 4
# 27 "/usr/include/stdint.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 28 "/usr/include/stdint.h" 2 3 4
# 36 "/usr/include/stdint.h" 3 4
typedef signed char int8_t;
typedef short int int16_t;
typedef int int32_t;

typedef long int int64_t;







typedef unsigned char uint8_t;
typedef unsigned short int uint16_t;

typedef unsigned int uint32_t;



typedef unsigned long int uint64_t;
# 65 "/usr/include/stdint.h" 3 4
typedef signed char int_least8_t;
typedef short int int_least16_t;
typedef int int_least32_t;

typedef long int int_least64_t;






typedef unsigned char uint_least8_t;
typedef unsigned short int uint_least16_t;
typedef unsigned int uint_least32_t;

typedef unsigned long int uint_least64_t;
# 90 "/usr/include/stdint.h" 3 4
typedef signed char int_fast8_t;

typedef long int int_fast16_t;
typedef long int int_fast32_t;
typedef long int int_fast64_t;
# 103 "/usr/include/stdint.h" 3 4
typedef unsigned char uint_fast8_t;

typedef unsigned long int uint_fast16_t;
typedef unsigned long int uint_fast32_t;
typedef unsigned long int uint_fast64_t;
# 119 "/usr/include/stdint.h" 3 4
typedef long int intptr_t;


typedef unsigned long int uintptr_t;
# 134 "/usr/include/stdint.h" 3 4
typedef long int intmax_t;
typedef unsigned long int uintmax_t;
# 10 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stdint.h" 2 3 4
# 42 "/usr/include/c++/6.2.1/cstdint" 2 3




namespace std
{
  using ::int8_t;
  using ::int16_t;
  using ::int32_t;
  using ::int64_t;

  using ::int_fast8_t;
  using ::int_fast16_t;
  using ::int_fast32_t;
  using ::int_fast64_t;

  using ::int_least8_t;
  using ::int_least16_t;
  using ::int_least32_t;
  using ::int_least64_t;

  using ::intmax_t;
  using ::intptr_t;

  using ::uint8_t;
  using ::uint16_t;
  using ::uint32_t;
  using ::uint64_t;

  using ::uint_fast8_t;
  using ::uint_fast16_t;
  using ::uint_fast32_t;
  using ::uint_fast64_t;

  using ::uint_least8_t;
  using ::uint_least16_t;
  using ::uint_least32_t;
  using ::uint_least64_t;

  using ::uintmax_t;
  using ::uintptr_t;
}
# 421 "/usr/include/c++/6.2.1/bits/char_traits.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template<>
    struct char_traits<char16_t>
    {
      typedef char16_t char_type;
      typedef uint_least16_t int_type;
      typedef streamoff off_type;
      typedef u16streampos pos_type;
      typedef mbstate_t state_type;

      static void
      assign(char_type& __c1, const char_type& __c2) noexcept
      { __c1 = __c2; }

      static constexpr bool
      eq(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr bool
      lt(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 < __c2; }

      static int
      compare(const char_type* __s1, const char_type* __s2, size_t __n)
      {
 for (size_t __i = 0; __i < __n; ++__i)
   if (lt(__s1[__i], __s2[__i]))
     return -1;
   else if (lt(__s2[__i], __s1[__i]))
     return 1;
 return 0;
      }

      static size_t
      length(const char_type* __s)
      {
 size_t __i = 0;
 while (!eq(__s[__i], char_type()))
   ++__i;
 return __i;
      }

      static const char_type*
      find(const char_type* __s, size_t __n, const char_type& __a)
      {
 for (size_t __i = 0; __i < __n; ++__i)
   if (eq(__s[__i], __a))
     return __s + __i;
 return 0;
      }

      static char_type*
      move(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return (static_cast<char_type*>
  (__builtin_memmove(__s1, __s2, __n * sizeof(char_type))));
      }

      static char_type*
      copy(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return (static_cast<char_type*>
  (__builtin_memcpy(__s1, __s2, __n * sizeof(char_type))));
      }

      static char_type*
      assign(char_type* __s, size_t __n, char_type __a)
      {
 for (size_t __i = 0; __i < __n; ++__i)
   assign(__s[__i], __a);
 return __s;
      }

      static constexpr char_type
      to_char_type(const int_type& __c) noexcept
      { return char_type(__c); }

      static constexpr int_type
      to_int_type(const char_type& __c) noexcept
      { return int_type(__c); }

      static constexpr bool
      eq_int_type(const int_type& __c1, const int_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr int_type
      eof() noexcept
      { return static_cast<int_type>(-1); }

      static constexpr int_type
      not_eof(const int_type& __c) noexcept
      { return eq_int_type(__c, eof()) ? 0 : __c; }
    };

  template<>
    struct char_traits<char32_t>
    {
      typedef char32_t char_type;
      typedef uint_least32_t int_type;
      typedef streamoff off_type;
      typedef u32streampos pos_type;
      typedef mbstate_t state_type;

      static void
      assign(char_type& __c1, const char_type& __c2) noexcept
      { __c1 = __c2; }

      static constexpr bool
      eq(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr bool
      lt(const char_type& __c1, const char_type& __c2) noexcept
      { return __c1 < __c2; }

      static int
      compare(const char_type* __s1, const char_type* __s2, size_t __n)
      {
 for (size_t __i = 0; __i < __n; ++__i)
   if (lt(__s1[__i], __s2[__i]))
     return -1;
   else if (lt(__s2[__i], __s1[__i]))
     return 1;
 return 0;
      }

      static size_t
      length(const char_type* __s)
      {
 size_t __i = 0;
 while (!eq(__s[__i], char_type()))
   ++__i;
 return __i;
      }

      static const char_type*
      find(const char_type* __s, size_t __n, const char_type& __a)
      {
 for (size_t __i = 0; __i < __n; ++__i)
   if (eq(__s[__i], __a))
     return __s + __i;
 return 0;
      }

      static char_type*
      move(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return (static_cast<char_type*>
  (__builtin_memmove(__s1, __s2, __n * sizeof(char_type))));
      }

      static char_type*
      copy(char_type* __s1, const char_type* __s2, size_t __n)
      {
 if (__n == 0)
   return __s1;
 return (static_cast<char_type*>
  (__builtin_memcpy(__s1, __s2, __n * sizeof(char_type))));
      }

      static char_type*
      assign(char_type* __s, size_t __n, char_type __a)
      {
 for (size_t __i = 0; __i < __n; ++__i)
   assign(__s[__i], __a);
 return __s;
      }

      static constexpr char_type
      to_char_type(const int_type& __c) noexcept
      { return char_type(__c); }

      static constexpr int_type
      to_int_type(const char_type& __c) noexcept
      { return int_type(__c); }

      static constexpr bool
      eq_int_type(const int_type& __c1, const int_type& __c2) noexcept
      { return __c1 == __c2; }

      static constexpr int_type
      eof() noexcept
      { return static_cast<int_type>(-1); }

      static constexpr int_type
      not_eof(const int_type& __c) noexcept
      { return eq_int_type(__c, eof()) ? 0 : __c; }
    };


}
# 41 "/usr/include/c++/6.2.1/string" 2 3


# 1 "/usr/include/c++/6.2.1/bits/localefwd.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/localefwd.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/localefwd.h" 3


# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++locale.h" 1 3
# 39 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++locale.h" 3
       
# 40 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++locale.h" 3

# 1 "/usr/include/c++/6.2.1/clocale" 1 3
# 39 "/usr/include/c++/6.2.1/clocale" 3
       
# 40 "/usr/include/c++/6.2.1/clocale" 3


# 1 "/usr/include/locale.h" 1 3 4
# 28 "/usr/include/locale.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 29 "/usr/include/locale.h" 2 3 4
# 1 "/usr/include/bits/locale.h" 1 3 4
# 30 "/usr/include/locale.h" 2 3 4

extern "C" {
# 50 "/usr/include/locale.h" 3 4



struct lconv
{


  char *decimal_point;
  char *thousands_sep;





  char *grouping;





  char *int_curr_symbol;
  char *currency_symbol;
  char *mon_decimal_point;
  char *mon_thousands_sep;
  char *mon_grouping;
  char *positive_sign;
  char *negative_sign;
  char int_frac_digits;
  char frac_digits;

  char p_cs_precedes;

  char p_sep_by_space;

  char n_cs_precedes;

  char n_sep_by_space;






  char p_sign_posn;
  char n_sign_posn;


  char int_p_cs_precedes;

  char int_p_sep_by_space;

  char int_n_cs_precedes;

  char int_n_sep_by_space;






  char int_p_sign_posn;
  char int_n_sign_posn;
# 120 "/usr/include/locale.h" 3 4
};



extern char *setlocale (int __category, const char *__locale) throw ();


extern struct lconv *localeconv (void) throw ();


# 151 "/usr/include/locale.h" 3 4
extern __locale_t newlocale (int __category_mask, const char *__locale,
        __locale_t __base) throw ();
# 186 "/usr/include/locale.h" 3 4
extern __locale_t duplocale (__locale_t __dataset) throw ();



extern void freelocale (__locale_t __dataset) throw ();






extern __locale_t uselocale (__locale_t __dataset) throw ();







}
# 43 "/usr/include/c++/6.2.1/clocale" 2 3
# 51 "/usr/include/c++/6.2.1/clocale" 3
namespace std
{
  using ::lconv;
  using ::setlocale;
  using ::localeconv;
}
# 42 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++locale.h" 2 3






namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{


  extern "C" __typeof(uselocale) __uselocale;


}


namespace std __attribute__ ((__visibility__ ("default")))
{


  typedef __locale_t __c_locale;





  inline int
  __convert_from_v(const __c_locale& __cloc __attribute__ ((__unused__)),
     char* __out,
     const int __size __attribute__ ((__unused__)),
     const char* __fmt, ...)
  {

    __c_locale __old = __gnu_cxx::__uselocale(__cloc);
# 88 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++locale.h" 3
    __builtin_va_list __args;
    __builtin_va_start(__args, __fmt);


    const int __ret = __builtin_vsnprintf(__out, __size, __fmt, __args);




    __builtin_va_end(__args);


    __gnu_cxx::__uselocale(__old);







    return __ret;
  }


}
# 41 "/usr/include/c++/6.2.1/bits/localefwd.h" 2 3
# 1 "/usr/include/c++/6.2.1/iosfwd" 1 3
# 36 "/usr/include/c++/6.2.1/iosfwd" 3
       
# 37 "/usr/include/c++/6.2.1/iosfwd" 3





namespace std __attribute__ ((__visibility__ ("default")))
{

# 74 "/usr/include/c++/6.2.1/iosfwd" 3
  class ios_base;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_ios;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_streambuf;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_istream;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_ostream;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_iostream;


namespace __cxx11 {

  template<typename _CharT, typename _Traits = char_traits<_CharT>,
     typename _Alloc = allocator<_CharT> >
    class basic_stringbuf;

  template<typename _CharT, typename _Traits = char_traits<_CharT>,
    typename _Alloc = allocator<_CharT> >
    class basic_istringstream;

  template<typename _CharT, typename _Traits = char_traits<_CharT>,
    typename _Alloc = allocator<_CharT> >
    class basic_ostringstream;

  template<typename _CharT, typename _Traits = char_traits<_CharT>,
    typename _Alloc = allocator<_CharT> >
    class basic_stringstream;

}

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_filebuf;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_ifstream;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_ofstream;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class basic_fstream;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class istreambuf_iterator;

  template<typename _CharT, typename _Traits = char_traits<_CharT> >
    class ostreambuf_iterator;



  typedef basic_ios<char> ios;


  typedef basic_streambuf<char> streambuf;


  typedef basic_istream<char> istream;


  typedef basic_ostream<char> ostream;


  typedef basic_iostream<char> iostream;


  typedef basic_stringbuf<char> stringbuf;


  typedef basic_istringstream<char> istringstream;


  typedef basic_ostringstream<char> ostringstream;


  typedef basic_stringstream<char> stringstream;


  typedef basic_filebuf<char> filebuf;


  typedef basic_ifstream<char> ifstream;


  typedef basic_ofstream<char> ofstream;


  typedef basic_fstream<char> fstream;



  typedef basic_ios<wchar_t> wios;


  typedef basic_streambuf<wchar_t> wstreambuf;


  typedef basic_istream<wchar_t> wistream;


  typedef basic_ostream<wchar_t> wostream;


  typedef basic_iostream<wchar_t> wiostream;


  typedef basic_stringbuf<wchar_t> wstringbuf;


  typedef basic_istringstream<wchar_t> wistringstream;


  typedef basic_ostringstream<wchar_t> wostringstream;


  typedef basic_stringstream<wchar_t> wstringstream;


  typedef basic_filebuf<wchar_t> wfilebuf;


  typedef basic_ifstream<wchar_t> wifstream;


  typedef basic_ofstream<wchar_t> wofstream;


  typedef basic_fstream<wchar_t> wfstream;




}
# 42 "/usr/include/c++/6.2.1/bits/localefwd.h" 2 3
# 1 "/usr/include/c++/6.2.1/cctype" 1 3
# 39 "/usr/include/c++/6.2.1/cctype" 3
       
# 40 "/usr/include/c++/6.2.1/cctype" 3


# 1 "/usr/include/ctype.h" 1 3 4
# 26 "/usr/include/ctype.h" 3 4
# 1 "/usr/include/bits/types.h" 1 3 4
# 27 "/usr/include/bits/types.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 28 "/usr/include/bits/types.h" 2 3 4


typedef unsigned char __u_char;
typedef unsigned short int __u_short;
typedef unsigned int __u_int;
typedef unsigned long int __u_long;


typedef signed char __int8_t;
typedef unsigned char __uint8_t;
typedef signed short int __int16_t;
typedef unsigned short int __uint16_t;
typedef signed int __int32_t;
typedef unsigned int __uint32_t;

typedef signed long int __int64_t;
typedef unsigned long int __uint64_t;







typedef long int __quad_t;
typedef unsigned long int __u_quad_t;
# 121 "/usr/include/bits/types.h" 3 4
# 1 "/usr/include/bits/typesizes.h" 1 3 4
# 122 "/usr/include/bits/types.h" 2 3 4


typedef unsigned long int __dev_t;
typedef unsigned int __uid_t;
typedef unsigned int __gid_t;
typedef unsigned long int __ino_t;
typedef unsigned long int __ino64_t;
typedef unsigned int __mode_t;
typedef unsigned long int __nlink_t;
typedef long int __off_t;
typedef long int __off64_t;
typedef int __pid_t;
typedef struct { int __val[2]; } __fsid_t;
typedef long int __clock_t;
typedef unsigned long int __rlim_t;
typedef unsigned long int __rlim64_t;
typedef unsigned int __id_t;
typedef long int __time_t;
typedef unsigned int __useconds_t;
typedef long int __suseconds_t;

typedef int __daddr_t;
typedef int __key_t;


typedef int __clockid_t;


typedef void * __timer_t;


typedef long int __blksize_t;




typedef long int __blkcnt_t;
typedef long int __blkcnt64_t;


typedef unsigned long int __fsblkcnt_t;
typedef unsigned long int __fsblkcnt64_t;


typedef unsigned long int __fsfilcnt_t;
typedef unsigned long int __fsfilcnt64_t;


typedef long int __fsword_t;

typedef long int __ssize_t;


typedef long int __syscall_slong_t;

typedef unsigned long int __syscall_ulong_t;



typedef __off64_t __loff_t;
typedef __quad_t *__qaddr_t;
typedef char *__caddr_t;


typedef long int __intptr_t;


typedef unsigned int __socklen_t;
# 27 "/usr/include/ctype.h" 2 3 4

extern "C" {
# 39 "/usr/include/ctype.h" 3 4
# 1 "/usr/include/endian.h" 1 3 4
# 36 "/usr/include/endian.h" 3 4
# 1 "/usr/include/bits/endian.h" 1 3 4
# 37 "/usr/include/endian.h" 2 3 4
# 60 "/usr/include/endian.h" 3 4
# 1 "/usr/include/bits/byteswap.h" 1 3 4
# 28 "/usr/include/bits/byteswap.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 29 "/usr/include/bits/byteswap.h" 2 3 4






# 1 "/usr/include/bits/byteswap-16.h" 1 3 4
# 36 "/usr/include/bits/byteswap.h" 2 3 4
# 44 "/usr/include/bits/byteswap.h" 3 4
static __inline unsigned int
__bswap_32 (unsigned int __bsx)
{
  return __builtin_bswap32 (__bsx);
}
# 108 "/usr/include/bits/byteswap.h" 3 4
static __inline __uint64_t
__bswap_64 (__uint64_t __bsx)
{
  return __builtin_bswap64 (__bsx);
}
# 61 "/usr/include/endian.h" 2 3 4
# 40 "/usr/include/ctype.h" 2 3 4






enum
{
  _ISupper = ((0) < 8 ? ((1 << (0)) << 8) : ((1 << (0)) >> 8)),
  _ISlower = ((1) < 8 ? ((1 << (1)) << 8) : ((1 << (1)) >> 8)),
  _ISalpha = ((2) < 8 ? ((1 << (2)) << 8) : ((1 << (2)) >> 8)),
  _ISdigit = ((3) < 8 ? ((1 << (3)) << 8) : ((1 << (3)) >> 8)),
  _ISxdigit = ((4) < 8 ? ((1 << (4)) << 8) : ((1 << (4)) >> 8)),
  _ISspace = ((5) < 8 ? ((1 << (5)) << 8) : ((1 << (5)) >> 8)),
  _ISprint = ((6) < 8 ? ((1 << (6)) << 8) : ((1 << (6)) >> 8)),
  _ISgraph = ((7) < 8 ? ((1 << (7)) << 8) : ((1 << (7)) >> 8)),
  _ISblank = ((8) < 8 ? ((1 << (8)) << 8) : ((1 << (8)) >> 8)),
  _IScntrl = ((9) < 8 ? ((1 << (9)) << 8) : ((1 << (9)) >> 8)),
  _ISpunct = ((10) < 8 ? ((1 << (10)) << 8) : ((1 << (10)) >> 8)),
  _ISalnum = ((11) < 8 ? ((1 << (11)) << 8) : ((1 << (11)) >> 8))
};
# 79 "/usr/include/ctype.h" 3 4
extern const unsigned short int **__ctype_b_loc (void)
     throw () __attribute__ ((__const__));
extern const __int32_t **__ctype_tolower_loc (void)
     throw () __attribute__ ((__const__));
extern const __int32_t **__ctype_toupper_loc (void)
     throw () __attribute__ ((__const__));
# 104 "/usr/include/ctype.h" 3 4






extern int isalnum (int) throw ();
extern int isalpha (int) throw ();
extern int iscntrl (int) throw ();
extern int isdigit (int) throw ();
extern int islower (int) throw ();
extern int isgraph (int) throw ();
extern int isprint (int) throw ();
extern int ispunct (int) throw ();
extern int isspace (int) throw ();
extern int isupper (int) throw ();
extern int isxdigit (int) throw ();



extern int tolower (int __c) throw ();


extern int toupper (int __c) throw ();








extern int isblank (int) throw ();






extern int isctype (int __c, int __mask) throw ();






extern int isascii (int __c) throw ();



extern int toascii (int __c) throw ();



extern int _toupper (int) throw ();
extern int _tolower (int) throw ();
# 271 "/usr/include/ctype.h" 3 4
extern int isalnum_l (int, __locale_t) throw ();
extern int isalpha_l (int, __locale_t) throw ();
extern int iscntrl_l (int, __locale_t) throw ();
extern int isdigit_l (int, __locale_t) throw ();
extern int islower_l (int, __locale_t) throw ();
extern int isgraph_l (int, __locale_t) throw ();
extern int isprint_l (int, __locale_t) throw ();
extern int ispunct_l (int, __locale_t) throw ();
extern int isspace_l (int, __locale_t) throw ();
extern int isupper_l (int, __locale_t) throw ();
extern int isxdigit_l (int, __locale_t) throw ();

extern int isblank_l (int, __locale_t) throw ();



extern int __tolower_l (int __c, __locale_t __l) throw ();
extern int tolower_l (int __c, __locale_t __l) throw ();


extern int __toupper_l (int __c, __locale_t __l) throw ();
extern int toupper_l (int __c, __locale_t __l) throw ();
# 347 "/usr/include/ctype.h" 3 4
}
# 43 "/usr/include/c++/6.2.1/cctype" 2 3
# 62 "/usr/include/c++/6.2.1/cctype" 3
namespace std
{
  using ::isalnum;
  using ::isalpha;
  using ::iscntrl;
  using ::isdigit;
  using ::isgraph;
  using ::islower;
  using ::isprint;
  using ::ispunct;
  using ::isspace;
  using ::isupper;
  using ::isxdigit;
  using ::tolower;
  using ::toupper;
}







namespace std
{
  using ::isblank;
}
# 43 "/usr/include/c++/6.2.1/bits/localefwd.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 55 "/usr/include/c++/6.2.1/bits/localefwd.h" 3
  class locale;

  template<typename _Facet>
    bool
    has_facet(const locale&) throw();

  template<typename _Facet>
    const _Facet&
    use_facet(const locale&);


  template<typename _CharT>
    bool
    isspace(_CharT, const locale&);

  template<typename _CharT>
    bool
    isprint(_CharT, const locale&);

  template<typename _CharT>
    bool
    iscntrl(_CharT, const locale&);

  template<typename _CharT>
    bool
    isupper(_CharT, const locale&);

  template<typename _CharT>
    bool
    islower(_CharT, const locale&);

  template<typename _CharT>
    bool
    isalpha(_CharT, const locale&);

  template<typename _CharT>
    bool
    isdigit(_CharT, const locale&);

  template<typename _CharT>
    bool
    ispunct(_CharT, const locale&);

  template<typename _CharT>
    bool
    isxdigit(_CharT, const locale&);

  template<typename _CharT>
    bool
    isalnum(_CharT, const locale&);

  template<typename _CharT>
    bool
    isgraph(_CharT, const locale&);


  template<typename _CharT>
    bool
    isblank(_CharT, const locale&);


  template<typename _CharT>
    _CharT
    toupper(_CharT, const locale&);

  template<typename _CharT>
    _CharT
    tolower(_CharT, const locale&);


  class ctype_base;
  template<typename _CharT>
    class ctype;
  template<> class ctype<char>;

  template<> class ctype<wchar_t>;

  template<typename _CharT>
    class ctype_byname;


  class codecvt_base;
  template<typename _InternT, typename _ExternT, typename _StateT>
    class codecvt;
  template<> class codecvt<char, char, mbstate_t>;

  template<> class codecvt<wchar_t, char, mbstate_t>;

  template<typename _InternT, typename _ExternT, typename _StateT>
    class codecvt_byname;



  template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
    class num_get;
  template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
    class num_put;

namespace __cxx11 {
  template<typename _CharT> class numpunct;
  template<typename _CharT> class numpunct_byname;
}

namespace __cxx11 {

  template<typename _CharT>
    class collate;
  template<typename _CharT>
    class collate_byname;
}


  class time_base;
namespace __cxx11 {
  template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
    class time_get;
  template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
    class time_get_byname;
}
  template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
    class time_put;
  template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
    class time_put_byname;


  class money_base;
namespace __cxx11 {
  template<typename _CharT, typename _InIter = istreambuf_iterator<_CharT> >
    class money_get;
  template<typename _CharT, typename _OutIter = ostreambuf_iterator<_CharT> >
    class money_put;
}
namespace __cxx11 {
  template<typename _CharT, bool _Intl = false>
    class moneypunct;
  template<typename _CharT, bool _Intl = false>
    class moneypunct_byname;
}


  class messages_base;
namespace __cxx11 {
  template<typename _CharT>
    class messages;
  template<typename _CharT>
    class messages_byname;
}


}
# 44 "/usr/include/c++/6.2.1/string" 2 3
# 1 "/usr/include/c++/6.2.1/bits/ostream_insert.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/ostream_insert.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/ostream_insert.h" 3


# 1 "/usr/include/c++/6.2.1/bits/cxxabi_forced.h" 1 3
# 34 "/usr/include/c++/6.2.1/bits/cxxabi_forced.h" 3
       
# 35 "/usr/include/c++/6.2.1/bits/cxxabi_forced.h" 3

#pragma GCC visibility push(default)


namespace __cxxabiv1
{







  class __forced_unwind
  {
    virtual ~__forced_unwind() throw();


    virtual void __pure_dummy() = 0;
  };
}


#pragma GCC visibility pop
# 37 "/usr/include/c++/6.2.1/bits/ostream_insert.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    inline void
    __ostream_write(basic_ostream<_CharT, _Traits>& __out,
      const _CharT* __s, streamsize __n)
    {
      typedef basic_ostream<_CharT, _Traits> __ostream_type;
      typedef typename __ostream_type::ios_base __ios_base;

      const streamsize __put = __out.rdbuf()->sputn(__s, __n);
      if (__put != __n)
 __out.setstate(__ios_base::badbit);
    }

  template<typename _CharT, typename _Traits>
    inline void
    __ostream_fill(basic_ostream<_CharT, _Traits>& __out, streamsize __n)
    {
      typedef basic_ostream<_CharT, _Traits> __ostream_type;
      typedef typename __ostream_type::ios_base __ios_base;

      const _CharT __c = __out.fill();
      for (; __n > 0; --__n)
 {
   const typename _Traits::int_type __put = __out.rdbuf()->sputc(__c);
   if (_Traits::eq_int_type(__put, _Traits::eof()))
     {
       __out.setstate(__ios_base::badbit);
       break;
     }
 }
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    __ostream_insert(basic_ostream<_CharT, _Traits>& __out,
       const _CharT* __s, streamsize __n)
    {
      typedef basic_ostream<_CharT, _Traits> __ostream_type;
      typedef typename __ostream_type::ios_base __ios_base;

      typename __ostream_type::sentry __cerb(__out);
      if (__cerb)
 {
   try
     {
       const streamsize __w = __out.width();
       if (__w > __n)
  {
    const bool __left = ((__out.flags()
     & __ios_base::adjustfield)
           == __ios_base::left);
    if (!__left)
      __ostream_fill(__out, __w - __n);
    if (__out.good())
      __ostream_write(__out, __s, __n);
    if (__left && __out.good())
      __ostream_fill(__out, __w - __n);
  }
       else
  __ostream_write(__out, __s, __n);
       __out.width(0);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       __out._M_setstate(__ios_base::badbit);
       throw;
     }
   catch(...)
     { __out._M_setstate(__ios_base::badbit); }
 }
      return __out;
    }




  extern template ostream& __ostream_insert(ostream&, const char*, streamsize);


  extern template wostream& __ostream_insert(wostream&, const wchar_t*,
          streamsize);




}
# 45 "/usr/include/c++/6.2.1/string" 2 3



# 1 "/usr/include/c++/6.2.1/bits/stl_function.h" 1 3
# 63 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 104 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  template<typename _Arg, typename _Result>
    struct unary_function
    {

      typedef _Arg argument_type;


      typedef _Result result_type;
    };




  template<typename _Arg1, typename _Arg2, typename _Result>
    struct binary_function
    {

      typedef _Arg1 first_argument_type;


      typedef _Arg2 second_argument_type;


      typedef _Result result_type;
    };
# 144 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  struct __is_transparent;

  template<typename _Tp = void>
    struct plus;

  template<typename _Tp = void>
    struct minus;

  template<typename _Tp = void>
    struct multiplies;

  template<typename _Tp = void>
    struct divides;

  template<typename _Tp = void>
    struct modulus;

  template<typename _Tp = void>
    struct negate;



  template<typename _Tp>
    struct plus : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x + __y; }
    };


  template<typename _Tp>
    struct minus : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x - __y; }
    };


  template<typename _Tp>
    struct multiplies : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x * __y; }
    };


  template<typename _Tp>
    struct divides : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x / __y; }
    };


  template<typename _Tp>
    struct modulus : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x % __y; }
    };


  template<typename _Tp>
    struct negate : public unary_function<_Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x) const
      { return -__x; }
    };





  template<>
    struct plus<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) + std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) + std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) + std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct minus<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) - std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) - std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) - std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct multiplies<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) * std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) * std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) * std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct divides<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) / std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) / std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) / std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct modulus<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) % std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) % std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) % std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct negate<void>
    {
      template <typename _Tp>
 constexpr
 auto
 operator()(_Tp&& __t) const
 noexcept(noexcept(-std::forward<_Tp>(__t)))
 -> decltype(-std::forward<_Tp>(__t))
 { return -std::forward<_Tp>(__t); }

      typedef __is_transparent is_transparent;
    };
# 330 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  template<typename _Tp = void>
    struct equal_to;

  template<typename _Tp = void>
    struct not_equal_to;

  template<typename _Tp = void>
    struct greater;

  template<typename _Tp = void>
    struct less;

  template<typename _Tp = void>
    struct greater_equal;

  template<typename _Tp = void>
    struct less_equal;



  template<typename _Tp>
    struct equal_to : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x == __y; }
    };


  template<typename _Tp>
    struct not_equal_to : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x != __y; }
    };


  template<typename _Tp>
    struct greater : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x > __y; }
    };


  template<typename _Tp>
    struct less : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x < __y; }
    };


  template<typename _Tp>
    struct greater_equal : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x >= __y; }
    };


  template<typename _Tp>
    struct less_equal : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x <= __y; }
    };



  template<>
    struct equal_to<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) == std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) == std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) == std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct not_equal_to<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) != std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) != std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) != std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct greater<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) > std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) > std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) > std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct less<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) < std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) < std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) < std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct greater_equal<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) >= std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) >= std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) >= std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct less_equal<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) <= std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) <= std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) <= std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };
# 512 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  template<typename _Tp = void>
    struct logical_and;

  template<typename _Tp = void>
    struct logical_or;

  template<typename _Tp = void>
    struct logical_not;



  template<typename _Tp>
    struct logical_and : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x && __y; }
    };


  template<typename _Tp>
    struct logical_or : public binary_function<_Tp, _Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x || __y; }
    };


  template<typename _Tp>
    struct logical_not : public unary_function<_Tp, bool>
    {
      constexpr
      bool
      operator()(const _Tp& __x) const
      { return !__x; }
    };



  template<>
    struct logical_and<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) && std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) && std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) && std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct logical_or<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) || std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) || std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) || std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };


  template<>
    struct logical_not<void>
    {
      template <typename _Tp>
 constexpr
 auto
 operator()(_Tp&& __t) const
 noexcept(noexcept(!std::forward<_Tp>(__t)))
 -> decltype(!std::forward<_Tp>(__t))
 { return !std::forward<_Tp>(__t); }

      typedef __is_transparent is_transparent;
    };




  template<typename _Tp = void>
    struct bit_and;

  template<typename _Tp = void>
    struct bit_or;

  template<typename _Tp = void>
    struct bit_xor;

  template<typename _Tp = void>
    struct bit_not;




  template<typename _Tp>
    struct bit_and : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x & __y; }
    };

  template<typename _Tp>
    struct bit_or : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x | __y; }
    };

  template<typename _Tp>
    struct bit_xor : public binary_function<_Tp, _Tp, _Tp>
    {
      constexpr
      _Tp
      operator()(const _Tp& __x, const _Tp& __y) const
      { return __x ^ __y; }
    };

  template<typename _Tp>
    struct bit_not : public unary_function<_Tp, _Tp>
    {
    constexpr
      _Tp
      operator()(const _Tp& __x) const
      { return ~__x; }
    };


  template <>
    struct bit_and<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) & std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) & std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) & std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };

  template <>
    struct bit_or<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) | std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) | std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) | std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };

  template <>
    struct bit_xor<void>
    {
      template <typename _Tp, typename _Up>
 constexpr
 auto
 operator()(_Tp&& __t, _Up&& __u) const
 noexcept(noexcept(std::forward<_Tp>(__t) ^ std::forward<_Up>(__u)))
 -> decltype(std::forward<_Tp>(__t) ^ std::forward<_Up>(__u))
 { return std::forward<_Tp>(__t) ^ std::forward<_Up>(__u); }

      typedef __is_transparent is_transparent;
    };

  template <>
    struct bit_not<void>
    {
      template <typename _Tp>
 constexpr
 auto
 operator()(_Tp&& __t) const
 noexcept(noexcept(~std::forward<_Tp>(__t)))
 -> decltype(~std::forward<_Tp>(__t))
 { return ~std::forward<_Tp>(__t); }

      typedef __is_transparent is_transparent;
    };
# 740 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  template<typename _Predicate>
    class unary_negate
    : public unary_function<typename _Predicate::argument_type, bool>
    {
    protected:
      _Predicate _M_pred;

    public:
      constexpr
      explicit
      unary_negate(const _Predicate& __x) : _M_pred(__x) { }

      constexpr
      bool
      operator()(const typename _Predicate::argument_type& __x) const
      { return !_M_pred(__x); }
    };


  template<typename _Predicate>
    constexpr
    inline unary_negate<_Predicate>
    not1(const _Predicate& __pred)
    { return unary_negate<_Predicate>(__pred); }


  template<typename _Predicate>
    class binary_negate
    : public binary_function<typename _Predicate::first_argument_type,
        typename _Predicate::second_argument_type, bool>
    {
    protected:
      _Predicate _M_pred;

    public:
      constexpr
      explicit
      binary_negate(const _Predicate& __x) : _M_pred(__x) { }

      constexpr
      bool
      operator()(const typename _Predicate::first_argument_type& __x,
   const typename _Predicate::second_argument_type& __y) const
      { return !_M_pred(__x, __y); }
    };


  template<typename _Predicate>
    constexpr
    inline binary_negate<_Predicate>
    not2(const _Predicate& __pred)
    { return binary_negate<_Predicate>(__pred); }
# 817 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  template<typename _Arg, typename _Result>
    class pointer_to_unary_function : public unary_function<_Arg, _Result>
    {
    protected:
      _Result (*_M_ptr)(_Arg);

    public:
      pointer_to_unary_function() { }

      explicit
      pointer_to_unary_function(_Result (*__x)(_Arg))
      : _M_ptr(__x) { }

      _Result
      operator()(_Arg __x) const
      { return _M_ptr(__x); }
    };


  template<typename _Arg, typename _Result>
    inline pointer_to_unary_function<_Arg, _Result>
    ptr_fun(_Result (*__x)(_Arg))
    { return pointer_to_unary_function<_Arg, _Result>(__x); }


  template<typename _Arg1, typename _Arg2, typename _Result>
    class pointer_to_binary_function
    : public binary_function<_Arg1, _Arg2, _Result>
    {
    protected:
      _Result (*_M_ptr)(_Arg1, _Arg2);

    public:
      pointer_to_binary_function() { }

      explicit
      pointer_to_binary_function(_Result (*__x)(_Arg1, _Arg2))
      : _M_ptr(__x) { }

      _Result
      operator()(_Arg1 __x, _Arg2 __y) const
      { return _M_ptr(__x, __y); }
    };


  template<typename _Arg1, typename _Arg2, typename _Result>
    inline pointer_to_binary_function<_Arg1, _Arg2, _Result>
    ptr_fun(_Result (*__x)(_Arg1, _Arg2))
    { return pointer_to_binary_function<_Arg1, _Arg2, _Result>(__x); }


  template<typename _Tp>
    struct _Identity
    : public unary_function<_Tp,_Tp>
    {
      _Tp&
      operator()(_Tp& __x) const
      { return __x; }

      const _Tp&
      operator()(const _Tp& __x) const
      { return __x; }
    };

  template<typename _Pair>
    struct _Select1st
    : public unary_function<_Pair, typename _Pair::first_type>
    {
      typename _Pair::first_type&
      operator()(_Pair& __x) const
      { return __x.first; }

      const typename _Pair::first_type&
      operator()(const _Pair& __x) const
      { return __x.first; }


      template<typename _Pair2>
        typename _Pair2::first_type&
        operator()(_Pair2& __x) const
        { return __x.first; }

      template<typename _Pair2>
        const typename _Pair2::first_type&
        operator()(const _Pair2& __x) const
        { return __x.first; }

    };

  template<typename _Pair>
    struct _Select2nd
    : public unary_function<_Pair, typename _Pair::second_type>
    {
      typename _Pair::second_type&
      operator()(_Pair& __x) const
      { return __x.second; }

      const typename _Pair::second_type&
      operator()(const _Pair& __x) const
      { return __x.second; }
    };
# 937 "/usr/include/c++/6.2.1/bits/stl_function.h" 3
  template<typename _Ret, typename _Tp>
    class mem_fun_t : public unary_function<_Tp*, _Ret>
    {
    public:
      explicit
      mem_fun_t(_Ret (_Tp::*__pf)())
      : _M_f(__pf) { }

      _Ret
      operator()(_Tp* __p) const
      { return (__p->*_M_f)(); }

    private:
      _Ret (_Tp::*_M_f)();
    };



  template<typename _Ret, typename _Tp>
    class const_mem_fun_t : public unary_function<const _Tp*, _Ret>
    {
    public:
      explicit
      const_mem_fun_t(_Ret (_Tp::*__pf)() const)
      : _M_f(__pf) { }

      _Ret
      operator()(const _Tp* __p) const
      { return (__p->*_M_f)(); }

    private:
      _Ret (_Tp::*_M_f)() const;
    };



  template<typename _Ret, typename _Tp>
    class mem_fun_ref_t : public unary_function<_Tp, _Ret>
    {
    public:
      explicit
      mem_fun_ref_t(_Ret (_Tp::*__pf)())
      : _M_f(__pf) { }

      _Ret
      operator()(_Tp& __r) const
      { return (__r.*_M_f)(); }

    private:
      _Ret (_Tp::*_M_f)();
  };



  template<typename _Ret, typename _Tp>
    class const_mem_fun_ref_t : public unary_function<_Tp, _Ret>
    {
    public:
      explicit
      const_mem_fun_ref_t(_Ret (_Tp::*__pf)() const)
      : _M_f(__pf) { }

      _Ret
      operator()(const _Tp& __r) const
      { return (__r.*_M_f)(); }

    private:
      _Ret (_Tp::*_M_f)() const;
    };



  template<typename _Ret, typename _Tp, typename _Arg>
    class mem_fun1_t : public binary_function<_Tp*, _Arg, _Ret>
    {
    public:
      explicit
      mem_fun1_t(_Ret (_Tp::*__pf)(_Arg))
      : _M_f(__pf) { }

      _Ret
      operator()(_Tp* __p, _Arg __x) const
      { return (__p->*_M_f)(__x); }

    private:
      _Ret (_Tp::*_M_f)(_Arg);
    };



  template<typename _Ret, typename _Tp, typename _Arg>
    class const_mem_fun1_t : public binary_function<const _Tp*, _Arg, _Ret>
    {
    public:
      explicit
      const_mem_fun1_t(_Ret (_Tp::*__pf)(_Arg) const)
      : _M_f(__pf) { }

      _Ret
      operator()(const _Tp* __p, _Arg __x) const
      { return (__p->*_M_f)(__x); }

    private:
      _Ret (_Tp::*_M_f)(_Arg) const;
    };



  template<typename _Ret, typename _Tp, typename _Arg>
    class mem_fun1_ref_t : public binary_function<_Tp, _Arg, _Ret>
    {
    public:
      explicit
      mem_fun1_ref_t(_Ret (_Tp::*__pf)(_Arg))
      : _M_f(__pf) { }

      _Ret
      operator()(_Tp& __r, _Arg __x) const
      { return (__r.*_M_f)(__x); }

    private:
      _Ret (_Tp::*_M_f)(_Arg);
    };



  template<typename _Ret, typename _Tp, typename _Arg>
    class const_mem_fun1_ref_t : public binary_function<_Tp, _Arg, _Ret>
    {
    public:
      explicit
      const_mem_fun1_ref_t(_Ret (_Tp::*__pf)(_Arg) const)
      : _M_f(__pf) { }

      _Ret
      operator()(const _Tp& __r, _Arg __x) const
      { return (__r.*_M_f)(__x); }

    private:
      _Ret (_Tp::*_M_f)(_Arg) const;
    };



  template<typename _Ret, typename _Tp>
    inline mem_fun_t<_Ret, _Tp>
    mem_fun(_Ret (_Tp::*__f)())
    { return mem_fun_t<_Ret, _Tp>(__f); }

  template<typename _Ret, typename _Tp>
    inline const_mem_fun_t<_Ret, _Tp>
    mem_fun(_Ret (_Tp::*__f)() const)
    { return const_mem_fun_t<_Ret, _Tp>(__f); }

  template<typename _Ret, typename _Tp>
    inline mem_fun_ref_t<_Ret, _Tp>
    mem_fun_ref(_Ret (_Tp::*__f)())
    { return mem_fun_ref_t<_Ret, _Tp>(__f); }

  template<typename _Ret, typename _Tp>
    inline const_mem_fun_ref_t<_Ret, _Tp>
    mem_fun_ref(_Ret (_Tp::*__f)() const)
    { return const_mem_fun_ref_t<_Ret, _Tp>(__f); }

  template<typename _Ret, typename _Tp, typename _Arg>
    inline mem_fun1_t<_Ret, _Tp, _Arg>
    mem_fun(_Ret (_Tp::*__f)(_Arg))
    { return mem_fun1_t<_Ret, _Tp, _Arg>(__f); }

  template<typename _Ret, typename _Tp, typename _Arg>
    inline const_mem_fun1_t<_Ret, _Tp, _Arg>
    mem_fun(_Ret (_Tp::*__f)(_Arg) const)
    { return const_mem_fun1_t<_Ret, _Tp, _Arg>(__f); }

  template<typename _Ret, typename _Tp, typename _Arg>
    inline mem_fun1_ref_t<_Ret, _Tp, _Arg>
    mem_fun_ref(_Ret (_Tp::*__f)(_Arg))
    { return mem_fun1_ref_t<_Ret, _Tp, _Arg>(__f); }

  template<typename _Ret, typename _Tp, typename _Arg>
    inline const_mem_fun1_ref_t<_Ret, _Tp, _Arg>
    mem_fun_ref(_Ret (_Tp::*__f)(_Arg) const)
    { return const_mem_fun1_ref_t<_Ret, _Tp, _Arg>(__f); }




}


# 1 "/usr/include/c++/6.2.1/backward/binders.h" 1 3
# 60 "/usr/include/c++/6.2.1/backward/binders.h" 3
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wdeprecated-declarations"

namespace std __attribute__ ((__visibility__ ("default")))
{

# 107 "/usr/include/c++/6.2.1/backward/binders.h" 3
  template<typename _Operation>
    class binder1st
    : public unary_function<typename _Operation::second_argument_type,
       typename _Operation::result_type>
    {
    protected:
      _Operation op;
      typename _Operation::first_argument_type value;

    public:
      binder1st(const _Operation& __x,
  const typename _Operation::first_argument_type& __y)
      : op(__x), value(__y) { }

      typename _Operation::result_type
      operator()(const typename _Operation::second_argument_type& __x) const
      { return op(value, __x); }



      typename _Operation::result_type
      operator()(typename _Operation::second_argument_type& __x) const
      { return op(value, __x); }
    } __attribute__ ((__deprecated__));


  template<typename _Operation, typename _Tp>
    inline binder1st<_Operation>
    bind1st(const _Operation& __fn, const _Tp& __x)
    {
      typedef typename _Operation::first_argument_type _Arg1_type;
      return binder1st<_Operation>(__fn, _Arg1_type(__x));
    }


  template<typename _Operation>
    class binder2nd
    : public unary_function<typename _Operation::first_argument_type,
       typename _Operation::result_type>
    {
    protected:
      _Operation op;
      typename _Operation::second_argument_type value;

    public:
      binder2nd(const _Operation& __x,
  const typename _Operation::second_argument_type& __y)
      : op(__x), value(__y) { }

      typename _Operation::result_type
      operator()(const typename _Operation::first_argument_type& __x) const
      { return op(__x, value); }



      typename _Operation::result_type
      operator()(typename _Operation::first_argument_type& __x) const
      { return op(__x, value); }
    } __attribute__ ((__deprecated__));


  template<typename _Operation, typename _Tp>
    inline binder2nd<_Operation>
    bind2nd(const _Operation& __fn, const _Tp& __x)
    {
      typedef typename _Operation::second_argument_type _Arg2_type;
      return binder2nd<_Operation>(__fn, _Arg2_type(__x));
    }



}

#pragma GCC diagnostic pop
# 1128 "/usr/include/c++/6.2.1/bits/stl_function.h" 2 3
# 49 "/usr/include/c++/6.2.1/string" 2 3



# 1 "/usr/include/c++/6.2.1/bits/basic_string.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/basic_string.h" 3

# 1 "/usr/include/c++/6.2.1/ext/atomicity.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/atomicity.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/atomicity.h" 3


# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr.h" 1 3
# 30 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr.h" 3
#pragma GCC visibility push(default)
# 148 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr.h" 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 1 3
# 35 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
# 1 "/usr/include/pthread.h" 1 3 4
# 23 "/usr/include/pthread.h" 3 4
# 1 "/usr/include/sched.h" 1 3 4
# 28 "/usr/include/sched.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 29 "/usr/include/sched.h" 2 3 4





# 1 "/usr/include/time.h" 1 3 4
# 73 "/usr/include/time.h" 3 4


typedef __time_t time_t;



# 120 "/usr/include/time.h" 3 4
struct timespec
  {
    __time_t tv_sec;
    __syscall_slong_t tv_nsec;
  };
# 35 "/usr/include/sched.h" 2 3 4


typedef __pid_t pid_t;





# 1 "/usr/include/bits/sched.h" 1 3 4
# 72 "/usr/include/bits/sched.h" 3 4
struct sched_param
  {
    int __sched_priority;
  };

extern "C" {



extern int clone (int (*__fn) (void *__arg), void *__child_stack,
    int __flags, void *__arg, ...) throw ();


extern int unshare (int __flags) throw ();


extern int sched_getcpu (void) throw ();


extern int setns (int __fd, int __nstype) throw ();



}







struct __sched_param
  {
    int __sched_priority;
  };
# 118 "/usr/include/bits/sched.h" 3 4
typedef unsigned long int __cpu_mask;






typedef struct
{
  __cpu_mask __bits[1024 / (8 * sizeof (__cpu_mask))];
} cpu_set_t;
# 201 "/usr/include/bits/sched.h" 3 4
extern "C" {

extern int __sched_cpucount (size_t __setsize, const cpu_set_t *__setp)
  throw ();
extern cpu_set_t *__sched_cpualloc (size_t __count) throw () ;
extern void __sched_cpufree (cpu_set_t *__set) throw ();

}
# 44 "/usr/include/sched.h" 2 3 4




extern "C" {


extern int sched_setparam (__pid_t __pid, const struct sched_param *__param)
     throw ();


extern int sched_getparam (__pid_t __pid, struct sched_param *__param) throw ();


extern int sched_setscheduler (__pid_t __pid, int __policy,
          const struct sched_param *__param) throw ();


extern int sched_getscheduler (__pid_t __pid) throw ();


extern int sched_yield (void) throw ();


extern int sched_get_priority_max (int __algorithm) throw ();


extern int sched_get_priority_min (int __algorithm) throw ();


extern int sched_rr_get_interval (__pid_t __pid, struct timespec *__t) throw ();
# 118 "/usr/include/sched.h" 3 4
extern int sched_setaffinity (__pid_t __pid, size_t __cpusetsize,
         const cpu_set_t *__cpuset) throw ();


extern int sched_getaffinity (__pid_t __pid, size_t __cpusetsize,
         cpu_set_t *__cpuset) throw ();


}
# 24 "/usr/include/pthread.h" 2 3 4
# 1 "/usr/include/time.h" 1 3 4
# 29 "/usr/include/time.h" 3 4
extern "C" {







# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 38 "/usr/include/time.h" 2 3 4



# 1 "/usr/include/bits/time.h" 1 3 4
# 30 "/usr/include/bits/time.h" 3 4
struct timeval
  {
    __time_t tv_sec;
    __suseconds_t tv_usec;
  };
# 88 "/usr/include/bits/time.h" 3 4
# 1 "/usr/include/bits/timex.h" 1 3 4
# 25 "/usr/include/bits/timex.h" 3 4
struct timex
{
  unsigned int modes;
  __syscall_slong_t offset;
  __syscall_slong_t freq;
  __syscall_slong_t maxerror;
  __syscall_slong_t esterror;
  int status;
  __syscall_slong_t constant;
  __syscall_slong_t precision;
  __syscall_slong_t tolerance;
  struct timeval time;
  __syscall_slong_t tick;
  __syscall_slong_t ppsfreq;
  __syscall_slong_t jitter;
  int shift;
  __syscall_slong_t stabil;
  __syscall_slong_t jitcnt;
  __syscall_slong_t calcnt;
  __syscall_slong_t errcnt;
  __syscall_slong_t stbcnt;

  int tai;


  int :32; int :32; int :32; int :32;
  int :32; int :32; int :32; int :32;
  int :32; int :32; int :32;
};
# 89 "/usr/include/bits/time.h" 2 3 4

extern "C" {


extern int clock_adjtime (__clockid_t __clock_id, struct timex *__utx) throw ();

}
# 42 "/usr/include/time.h" 2 3 4
# 57 "/usr/include/time.h" 3 4


typedef __clock_t clock_t;



# 91 "/usr/include/time.h" 3 4
typedef __clockid_t clockid_t;
# 103 "/usr/include/time.h" 3 4
typedef __timer_t timer_t;
# 131 "/usr/include/time.h" 3 4


struct tm
{
  int tm_sec;
  int tm_min;
  int tm_hour;
  int tm_mday;
  int tm_mon;
  int tm_year;
  int tm_wday;
  int tm_yday;
  int tm_isdst;


  long int tm_gmtoff;
  const char *tm_zone;




};








struct itimerspec
  {
    struct timespec it_interval;
    struct timespec it_value;
  };


struct sigevent;
# 186 "/usr/include/time.h" 3 4



extern clock_t clock (void) throw ();


extern time_t time (time_t *__timer) throw ();


extern double difftime (time_t __time1, time_t __time0)
     throw () __attribute__ ((__const__));


extern time_t mktime (struct tm *__tp) throw ();





extern size_t strftime (char *__restrict __s, size_t __maxsize,
   const char *__restrict __format,
   const struct tm *__restrict __tp) throw ();





extern char *strptime (const char *__restrict __s,
         const char *__restrict __fmt, struct tm *__tp)
     throw ();







extern size_t strftime_l (char *__restrict __s, size_t __maxsize,
     const char *__restrict __format,
     const struct tm *__restrict __tp,
     __locale_t __loc) throw ();



extern char *strptime_l (const char *__restrict __s,
    const char *__restrict __fmt, struct tm *__tp,
    __locale_t __loc) throw ();






extern struct tm *gmtime (const time_t *__timer) throw ();



extern struct tm *localtime (const time_t *__timer) throw ();





extern struct tm *gmtime_r (const time_t *__restrict __timer,
       struct tm *__restrict __tp) throw ();



extern struct tm *localtime_r (const time_t *__restrict __timer,
          struct tm *__restrict __tp) throw ();





extern char *asctime (const struct tm *__tp) throw ();


extern char *ctime (const time_t *__timer) throw ();







extern char *asctime_r (const struct tm *__restrict __tp,
   char *__restrict __buf) throw ();


extern char *ctime_r (const time_t *__restrict __timer,
        char *__restrict __buf) throw ();




extern char *__tzname[2];
extern int __daylight;
extern long int __timezone;




extern char *tzname[2];



extern void tzset (void) throw ();



extern int daylight;
extern long int timezone;





extern int stime (const time_t *__when) throw ();
# 319 "/usr/include/time.h" 3 4
extern time_t timegm (struct tm *__tp) throw ();


extern time_t timelocal (struct tm *__tp) throw ();


extern int dysize (int __year) throw () __attribute__ ((__const__));
# 334 "/usr/include/time.h" 3 4
extern int nanosleep (const struct timespec *__requested_time,
        struct timespec *__remaining);



extern int clock_getres (clockid_t __clock_id, struct timespec *__res) throw ();


extern int clock_gettime (clockid_t __clock_id, struct timespec *__tp) throw ();


extern int clock_settime (clockid_t __clock_id, const struct timespec *__tp)
     throw ();






extern int clock_nanosleep (clockid_t __clock_id, int __flags,
       const struct timespec *__req,
       struct timespec *__rem);


extern int clock_getcpuclockid (pid_t __pid, clockid_t *__clock_id) throw ();




extern int timer_create (clockid_t __clock_id,
    struct sigevent *__restrict __evp,
    timer_t *__restrict __timerid) throw ();


extern int timer_delete (timer_t __timerid) throw ();


extern int timer_settime (timer_t __timerid, int __flags,
     const struct itimerspec *__restrict __value,
     struct itimerspec *__restrict __ovalue) throw ();


extern int timer_gettime (timer_t __timerid, struct itimerspec *__value)
     throw ();


extern int timer_getoverrun (timer_t __timerid) throw ();





extern int timespec_get (struct timespec *__ts, int __base)
     throw () __attribute__ ((__nonnull__ (1)));
# 403 "/usr/include/time.h" 3 4
extern int getdate_err;
# 412 "/usr/include/time.h" 3 4
extern struct tm *getdate (const char *__string);
# 426 "/usr/include/time.h" 3 4
extern int getdate_r (const char *__restrict __string,
        struct tm *__restrict __resbufp);


}
# 25 "/usr/include/pthread.h" 2 3 4

# 1 "/usr/include/bits/pthreadtypes.h" 1 3 4
# 21 "/usr/include/bits/pthreadtypes.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 22 "/usr/include/bits/pthreadtypes.h" 2 3 4
# 60 "/usr/include/bits/pthreadtypes.h" 3 4
typedef unsigned long int pthread_t;


union pthread_attr_t
{
  char __size[56];
  long int __align;
};

typedef union pthread_attr_t pthread_attr_t;





typedef struct __pthread_internal_list
{
  struct __pthread_internal_list *__prev;
  struct __pthread_internal_list *__next;
} __pthread_list_t;
# 90 "/usr/include/bits/pthreadtypes.h" 3 4
typedef union
{
  struct __pthread_mutex_s
  {
    int __lock;
    unsigned int __count;
    int __owner;

    unsigned int __nusers;



    int __kind;

    short __spins;
    short __elision;
    __pthread_list_t __list;
# 125 "/usr/include/bits/pthreadtypes.h" 3 4
  } __data;
  char __size[40];
  long int __align;
} pthread_mutex_t;

typedef union
{
  char __size[4];
  int __align;
} pthread_mutexattr_t;




typedef union
{
  struct
  {
    int __lock;
    unsigned int __futex;
    __extension__ unsigned long long int __total_seq;
    __extension__ unsigned long long int __wakeup_seq;
    __extension__ unsigned long long int __woken_seq;
    void *__mutex;
    unsigned int __nwaiters;
    unsigned int __broadcast_seq;
  } __data;
  char __size[48];
  __extension__ long long int __align;
} pthread_cond_t;

typedef union
{
  char __size[4];
  int __align;
} pthread_condattr_t;



typedef unsigned int pthread_key_t;



typedef int pthread_once_t;





typedef union
{

  struct
  {
    int __lock;
    unsigned int __nr_readers;
    unsigned int __readers_wakeup;
    unsigned int __writer_wakeup;
    unsigned int __nr_readers_queued;
    unsigned int __nr_writers_queued;
    int __writer;
    int __shared;
    signed char __rwelision;




    unsigned char __pad1[7];


    unsigned long int __pad2;


    unsigned int __flags;

  } __data;
# 220 "/usr/include/bits/pthreadtypes.h" 3 4
  char __size[56];
  long int __align;
} pthread_rwlock_t;

typedef union
{
  char __size[8];
  long int __align;
} pthread_rwlockattr_t;





typedef volatile int pthread_spinlock_t;




typedef union
{
  char __size[32];
  long int __align;
} pthread_barrier_t;

typedef union
{
  char __size[4];
  int __align;
} pthread_barrierattr_t;
# 27 "/usr/include/pthread.h" 2 3 4
# 1 "/usr/include/bits/setjmp.h" 1 3 4
# 26 "/usr/include/bits/setjmp.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 27 "/usr/include/bits/setjmp.h" 2 3 4




typedef long int __jmp_buf[8];
# 28 "/usr/include/pthread.h" 2 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 29 "/usr/include/pthread.h" 2 3 4



enum
{
  PTHREAD_CREATE_JOINABLE,

  PTHREAD_CREATE_DETACHED

};



enum
{
  PTHREAD_MUTEX_TIMED_NP,
  PTHREAD_MUTEX_RECURSIVE_NP,
  PTHREAD_MUTEX_ERRORCHECK_NP,
  PTHREAD_MUTEX_ADAPTIVE_NP

  ,
  PTHREAD_MUTEX_NORMAL = PTHREAD_MUTEX_TIMED_NP,
  PTHREAD_MUTEX_RECURSIVE = PTHREAD_MUTEX_RECURSIVE_NP,
  PTHREAD_MUTEX_ERRORCHECK = PTHREAD_MUTEX_ERRORCHECK_NP,
  PTHREAD_MUTEX_DEFAULT = PTHREAD_MUTEX_NORMAL



  , PTHREAD_MUTEX_FAST_NP = PTHREAD_MUTEX_TIMED_NP

};




enum
{
  PTHREAD_MUTEX_STALLED,
  PTHREAD_MUTEX_STALLED_NP = PTHREAD_MUTEX_STALLED,
  PTHREAD_MUTEX_ROBUST,
  PTHREAD_MUTEX_ROBUST_NP = PTHREAD_MUTEX_ROBUST
};





enum
{
  PTHREAD_PRIO_NONE,
  PTHREAD_PRIO_INHERIT,
  PTHREAD_PRIO_PROTECT
};
# 114 "/usr/include/pthread.h" 3 4
enum
{
  PTHREAD_RWLOCK_PREFER_READER_NP,
  PTHREAD_RWLOCK_PREFER_WRITER_NP,
  PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP,
  PTHREAD_RWLOCK_DEFAULT_NP = PTHREAD_RWLOCK_PREFER_READER_NP
};
# 155 "/usr/include/pthread.h" 3 4
enum
{
  PTHREAD_INHERIT_SCHED,

  PTHREAD_EXPLICIT_SCHED

};



enum
{
  PTHREAD_SCOPE_SYSTEM,

  PTHREAD_SCOPE_PROCESS

};



enum
{
  PTHREAD_PROCESS_PRIVATE,

  PTHREAD_PROCESS_SHARED

};
# 190 "/usr/include/pthread.h" 3 4
struct _pthread_cleanup_buffer
{
  void (*__routine) (void *);
  void *__arg;
  int __canceltype;
  struct _pthread_cleanup_buffer *__prev;
};


enum
{
  PTHREAD_CANCEL_ENABLE,

  PTHREAD_CANCEL_DISABLE

};
enum
{
  PTHREAD_CANCEL_DEFERRED,

  PTHREAD_CANCEL_ASYNCHRONOUS

};
# 228 "/usr/include/pthread.h" 3 4
extern "C" {




extern int pthread_create (pthread_t *__restrict __newthread,
      const pthread_attr_t *__restrict __attr,
      void *(*__start_routine) (void *),
      void *__restrict __arg) throw () __attribute__ ((__nonnull__ (1, 3)));





extern void pthread_exit (void *__retval) __attribute__ ((__noreturn__));







extern int pthread_join (pthread_t __th, void **__thread_return);




extern int pthread_tryjoin_np (pthread_t __th, void **__thread_return) throw ();







extern int pthread_timedjoin_np (pthread_t __th, void **__thread_return,
     const struct timespec *__abstime);






extern int pthread_detach (pthread_t __th) throw ();



extern pthread_t pthread_self (void) throw () __attribute__ ((__const__));


extern int pthread_equal (pthread_t __thread1, pthread_t __thread2)
  throw () __attribute__ ((__const__));







extern int pthread_attr_init (pthread_attr_t *__attr) throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_attr_destroy (pthread_attr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_attr_getdetachstate (const pthread_attr_t *__attr,
     int *__detachstate)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_setdetachstate (pthread_attr_t *__attr,
     int __detachstate)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_attr_getguardsize (const pthread_attr_t *__attr,
          size_t *__guardsize)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_setguardsize (pthread_attr_t *__attr,
          size_t __guardsize)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_attr_getschedparam (const pthread_attr_t *__restrict __attr,
           struct sched_param *__restrict __param)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_setschedparam (pthread_attr_t *__restrict __attr,
           const struct sched_param *__restrict
           __param) throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_getschedpolicy (const pthread_attr_t *__restrict
     __attr, int *__restrict __policy)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_setschedpolicy (pthread_attr_t *__attr, int __policy)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_attr_getinheritsched (const pthread_attr_t *__restrict
      __attr, int *__restrict __inherit)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_setinheritsched (pthread_attr_t *__attr,
      int __inherit)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_attr_getscope (const pthread_attr_t *__restrict __attr,
      int *__restrict __scope)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_attr_setscope (pthread_attr_t *__attr, int __scope)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_attr_getstackaddr (const pthread_attr_t *__restrict
          __attr, void **__restrict __stackaddr)
     throw () __attribute__ ((__nonnull__ (1, 2))) __attribute__ ((__deprecated__));





extern int pthread_attr_setstackaddr (pthread_attr_t *__attr,
          void *__stackaddr)
     throw () __attribute__ ((__nonnull__ (1))) __attribute__ ((__deprecated__));


extern int pthread_attr_getstacksize (const pthread_attr_t *__restrict
          __attr, size_t *__restrict __stacksize)
     throw () __attribute__ ((__nonnull__ (1, 2)));




extern int pthread_attr_setstacksize (pthread_attr_t *__attr,
          size_t __stacksize)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_attr_getstack (const pthread_attr_t *__restrict __attr,
      void **__restrict __stackaddr,
      size_t *__restrict __stacksize)
     throw () __attribute__ ((__nonnull__ (1, 2, 3)));




extern int pthread_attr_setstack (pthread_attr_t *__attr, void *__stackaddr,
      size_t __stacksize) throw () __attribute__ ((__nonnull__ (1)));





extern int pthread_attr_setaffinity_np (pthread_attr_t *__attr,
     size_t __cpusetsize,
     const cpu_set_t *__cpuset)
     throw () __attribute__ ((__nonnull__ (1, 3)));



extern int pthread_attr_getaffinity_np (const pthread_attr_t *__attr,
     size_t __cpusetsize,
     cpu_set_t *__cpuset)
     throw () __attribute__ ((__nonnull__ (1, 3)));


extern int pthread_getattr_default_np (pthread_attr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_setattr_default_np (const pthread_attr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));




extern int pthread_getattr_np (pthread_t __th, pthread_attr_t *__attr)
     throw () __attribute__ ((__nonnull__ (2)));







extern int pthread_setschedparam (pthread_t __target_thread, int __policy,
      const struct sched_param *__param)
     throw () __attribute__ ((__nonnull__ (3)));


extern int pthread_getschedparam (pthread_t __target_thread,
      int *__restrict __policy,
      struct sched_param *__restrict __param)
     throw () __attribute__ ((__nonnull__ (2, 3)));


extern int pthread_setschedprio (pthread_t __target_thread, int __prio)
     throw ();




extern int pthread_getname_np (pthread_t __target_thread, char *__buf,
          size_t __buflen)
     throw () __attribute__ ((__nonnull__ (2)));


extern int pthread_setname_np (pthread_t __target_thread, const char *__name)
     throw () __attribute__ ((__nonnull__ (2)));





extern int pthread_getconcurrency (void) throw ();


extern int pthread_setconcurrency (int __level) throw ();







extern int pthread_yield (void) throw ();




extern int pthread_setaffinity_np (pthread_t __th, size_t __cpusetsize,
       const cpu_set_t *__cpuset)
     throw () __attribute__ ((__nonnull__ (3)));


extern int pthread_getaffinity_np (pthread_t __th, size_t __cpusetsize,
       cpu_set_t *__cpuset)
     throw () __attribute__ ((__nonnull__ (3)));
# 494 "/usr/include/pthread.h" 3 4
extern int pthread_once (pthread_once_t *__once_control,
    void (*__init_routine) (void)) __attribute__ ((__nonnull__ (1, 2)));
# 506 "/usr/include/pthread.h" 3 4
extern int pthread_setcancelstate (int __state, int *__oldstate);



extern int pthread_setcanceltype (int __type, int *__oldtype);


extern int pthread_cancel (pthread_t __th);




extern void pthread_testcancel (void);




typedef struct
{
  struct
  {
    __jmp_buf __cancel_jmp_buf;
    int __mask_was_saved;
  } __cancel_jmp_buf[1];
  void *__pad[4];
} __pthread_unwind_buf_t __attribute__ ((__aligned__));
# 540 "/usr/include/pthread.h" 3 4
struct __pthread_cleanup_frame
{
  void (*__cancel_routine) (void *);
  void *__cancel_arg;
  int __do_it;
  int __cancel_type;
};




class __pthread_cleanup_class
{
  void (*__cancel_routine) (void *);
  void *__cancel_arg;
  int __do_it;
  int __cancel_type;

 public:
  __pthread_cleanup_class (void (*__fct) (void *), void *__arg)
    : __cancel_routine (__fct), __cancel_arg (__arg), __do_it (1) { }
  ~__pthread_cleanup_class () { if (__do_it) __cancel_routine (__cancel_arg); }
  void __setdoit (int __newval) { __do_it = __newval; }
  void __defer () { pthread_setcanceltype (PTHREAD_CANCEL_DEFERRED,
        &__cancel_type); }
  void __restore () const { pthread_setcanceltype (__cancel_type, 0); }
};
# 742 "/usr/include/pthread.h" 3 4
struct __jmp_buf_tag;
extern int __sigsetjmp (struct __jmp_buf_tag *__env, int __savemask) throw ();





extern int pthread_mutex_init (pthread_mutex_t *__mutex,
          const pthread_mutexattr_t *__mutexattr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_mutex_destroy (pthread_mutex_t *__mutex)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_mutex_trylock (pthread_mutex_t *__mutex)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_mutex_lock (pthread_mutex_t *__mutex)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_mutex_timedlock (pthread_mutex_t *__restrict __mutex,
        const struct timespec *__restrict
        __abstime) throw () __attribute__ ((__nonnull__ (1, 2)));



extern int pthread_mutex_unlock (pthread_mutex_t *__mutex)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_mutex_getprioceiling (const pthread_mutex_t *
      __restrict __mutex,
      int *__restrict __prioceiling)
     throw () __attribute__ ((__nonnull__ (1, 2)));



extern int pthread_mutex_setprioceiling (pthread_mutex_t *__restrict __mutex,
      int __prioceiling,
      int *__restrict __old_ceiling)
     throw () __attribute__ ((__nonnull__ (1, 3)));




extern int pthread_mutex_consistent (pthread_mutex_t *__mutex)
     throw () __attribute__ ((__nonnull__ (1)));

extern int pthread_mutex_consistent_np (pthread_mutex_t *__mutex)
     throw () __attribute__ ((__nonnull__ (1)));
# 806 "/usr/include/pthread.h" 3 4
extern int pthread_mutexattr_init (pthread_mutexattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_mutexattr_destroy (pthread_mutexattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_mutexattr_getpshared (const pthread_mutexattr_t *
      __restrict __attr,
      int *__restrict __pshared)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_mutexattr_setpshared (pthread_mutexattr_t *__attr,
      int __pshared)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_mutexattr_gettype (const pthread_mutexattr_t *__restrict
          __attr, int *__restrict __kind)
     throw () __attribute__ ((__nonnull__ (1, 2)));




extern int pthread_mutexattr_settype (pthread_mutexattr_t *__attr, int __kind)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_mutexattr_getprotocol (const pthread_mutexattr_t *
       __restrict __attr,
       int *__restrict __protocol)
     throw () __attribute__ ((__nonnull__ (1, 2)));



extern int pthread_mutexattr_setprotocol (pthread_mutexattr_t *__attr,
       int __protocol)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_mutexattr_getprioceiling (const pthread_mutexattr_t *
          __restrict __attr,
          int *__restrict __prioceiling)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_mutexattr_setprioceiling (pthread_mutexattr_t *__attr,
          int __prioceiling)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_mutexattr_getrobust (const pthread_mutexattr_t *__attr,
     int *__robustness)
     throw () __attribute__ ((__nonnull__ (1, 2)));

extern int pthread_mutexattr_getrobust_np (const pthread_mutexattr_t *__attr,
        int *__robustness)
     throw () __attribute__ ((__nonnull__ (1, 2)));



extern int pthread_mutexattr_setrobust (pthread_mutexattr_t *__attr,
     int __robustness)
     throw () __attribute__ ((__nonnull__ (1)));

extern int pthread_mutexattr_setrobust_np (pthread_mutexattr_t *__attr,
        int __robustness)
     throw () __attribute__ ((__nonnull__ (1)));
# 888 "/usr/include/pthread.h" 3 4
extern int pthread_rwlock_init (pthread_rwlock_t *__restrict __rwlock,
    const pthread_rwlockattr_t *__restrict
    __attr) throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlock_destroy (pthread_rwlock_t *__rwlock)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlock_rdlock (pthread_rwlock_t *__rwlock)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlock_tryrdlock (pthread_rwlock_t *__rwlock)
  throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_rwlock_timedrdlock (pthread_rwlock_t *__restrict __rwlock,
           const struct timespec *__restrict
           __abstime) throw () __attribute__ ((__nonnull__ (1, 2)));



extern int pthread_rwlock_wrlock (pthread_rwlock_t *__rwlock)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlock_trywrlock (pthread_rwlock_t *__rwlock)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_rwlock_timedwrlock (pthread_rwlock_t *__restrict __rwlock,
           const struct timespec *__restrict
           __abstime) throw () __attribute__ ((__nonnull__ (1, 2)));



extern int pthread_rwlock_unlock (pthread_rwlock_t *__rwlock)
     throw () __attribute__ ((__nonnull__ (1)));





extern int pthread_rwlockattr_init (pthread_rwlockattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlockattr_destroy (pthread_rwlockattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlockattr_getpshared (const pthread_rwlockattr_t *
       __restrict __attr,
       int *__restrict __pshared)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_rwlockattr_setpshared (pthread_rwlockattr_t *__attr,
       int __pshared)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_rwlockattr_getkind_np (const pthread_rwlockattr_t *
       __restrict __attr,
       int *__restrict __pref)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_rwlockattr_setkind_np (pthread_rwlockattr_t *__attr,
       int __pref) throw () __attribute__ ((__nonnull__ (1)));







extern int pthread_cond_init (pthread_cond_t *__restrict __cond,
         const pthread_condattr_t *__restrict __cond_attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_cond_destroy (pthread_cond_t *__cond)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_cond_signal (pthread_cond_t *__cond)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_cond_broadcast (pthread_cond_t *__cond)
     throw () __attribute__ ((__nonnull__ (1)));






extern int pthread_cond_wait (pthread_cond_t *__restrict __cond,
         pthread_mutex_t *__restrict __mutex)
     __attribute__ ((__nonnull__ (1, 2)));
# 1000 "/usr/include/pthread.h" 3 4
extern int pthread_cond_timedwait (pthread_cond_t *__restrict __cond,
       pthread_mutex_t *__restrict __mutex,
       const struct timespec *__restrict __abstime)
     __attribute__ ((__nonnull__ (1, 2, 3)));




extern int pthread_condattr_init (pthread_condattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_condattr_destroy (pthread_condattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_condattr_getpshared (const pthread_condattr_t *
     __restrict __attr,
     int *__restrict __pshared)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_condattr_setpshared (pthread_condattr_t *__attr,
     int __pshared) throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_condattr_getclock (const pthread_condattr_t *
          __restrict __attr,
          __clockid_t *__restrict __clock_id)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_condattr_setclock (pthread_condattr_t *__attr,
          __clockid_t __clock_id)
     throw () __attribute__ ((__nonnull__ (1)));
# 1044 "/usr/include/pthread.h" 3 4
extern int pthread_spin_init (pthread_spinlock_t *__lock, int __pshared)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_spin_destroy (pthread_spinlock_t *__lock)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_spin_lock (pthread_spinlock_t *__lock)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_spin_trylock (pthread_spinlock_t *__lock)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_spin_unlock (pthread_spinlock_t *__lock)
     throw () __attribute__ ((__nonnull__ (1)));






extern int pthread_barrier_init (pthread_barrier_t *__restrict __barrier,
     const pthread_barrierattr_t *__restrict
     __attr, unsigned int __count)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_barrier_destroy (pthread_barrier_t *__barrier)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_barrier_wait (pthread_barrier_t *__barrier)
     throw () __attribute__ ((__nonnull__ (1)));



extern int pthread_barrierattr_init (pthread_barrierattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_barrierattr_destroy (pthread_barrierattr_t *__attr)
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_barrierattr_getpshared (const pthread_barrierattr_t *
        __restrict __attr,
        int *__restrict __pshared)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int pthread_barrierattr_setpshared (pthread_barrierattr_t *__attr,
        int __pshared)
     throw () __attribute__ ((__nonnull__ (1)));
# 1111 "/usr/include/pthread.h" 3 4
extern int pthread_key_create (pthread_key_t *__key,
          void (*__destr_function) (void *))
     throw () __attribute__ ((__nonnull__ (1)));


extern int pthread_key_delete (pthread_key_t __key) throw ();


extern void *pthread_getspecific (pthread_key_t __key) throw ();


extern int pthread_setspecific (pthread_key_t __key,
    const void *__pointer) throw () ;




extern int pthread_getcpuclockid (pthread_t __thread_id,
      __clockid_t *__clock_id)
     throw () __attribute__ ((__nonnull__ (2)));
# 1145 "/usr/include/pthread.h" 3 4
extern int pthread_atfork (void (*__prepare) (void),
      void (*__parent) (void),
      void (*__child) (void)) throw ();




extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__leaf__)) pthread_equal (pthread_t __thread1, pthread_t __thread2) throw ()
{
  return __thread1 == __thread2;
}


}
# 36 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 2 3
# 47 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
typedef pthread_t __gthread_t;
typedef pthread_key_t __gthread_key_t;
typedef pthread_once_t __gthread_once_t;
typedef pthread_mutex_t __gthread_mutex_t;
typedef pthread_mutex_t __gthread_recursive_mutex_t;
typedef pthread_cond_t __gthread_cond_t;
typedef struct timespec __gthread_time_t;
# 101 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
static __typeof(pthread_once) __gthrw_pthread_once __attribute__ ((__weakref__("pthread_once")));
static __typeof(pthread_getspecific) __gthrw_pthread_getspecific __attribute__ ((__weakref__("pthread_getspecific")));
static __typeof(pthread_setspecific) __gthrw_pthread_setspecific __attribute__ ((__weakref__("pthread_setspecific")));

static __typeof(pthread_create) __gthrw_pthread_create __attribute__ ((__weakref__("pthread_create")));
static __typeof(pthread_join) __gthrw_pthread_join __attribute__ ((__weakref__("pthread_join")));
static __typeof(pthread_equal) __gthrw_pthread_equal __attribute__ ((__weakref__("pthread_equal")));
static __typeof(pthread_self) __gthrw_pthread_self __attribute__ ((__weakref__("pthread_self")));
static __typeof(pthread_detach) __gthrw_pthread_detach __attribute__ ((__weakref__("pthread_detach")));

static __typeof(pthread_cancel) __gthrw_pthread_cancel __attribute__ ((__weakref__("pthread_cancel")));

static __typeof(sched_yield) __gthrw_sched_yield __attribute__ ((__weakref__("sched_yield")));

static __typeof(pthread_mutex_lock) __gthrw_pthread_mutex_lock __attribute__ ((__weakref__("pthread_mutex_lock")));
static __typeof(pthread_mutex_trylock) __gthrw_pthread_mutex_trylock __attribute__ ((__weakref__("pthread_mutex_trylock")));

static __typeof(pthread_mutex_timedlock) __gthrw_pthread_mutex_timedlock __attribute__ ((__weakref__("pthread_mutex_timedlock")));

static __typeof(pthread_mutex_unlock) __gthrw_pthread_mutex_unlock __attribute__ ((__weakref__("pthread_mutex_unlock")));
static __typeof(pthread_mutex_init) __gthrw_pthread_mutex_init __attribute__ ((__weakref__("pthread_mutex_init")));
static __typeof(pthread_mutex_destroy) __gthrw_pthread_mutex_destroy __attribute__ ((__weakref__("pthread_mutex_destroy")));

static __typeof(pthread_cond_init) __gthrw_pthread_cond_init __attribute__ ((__weakref__("pthread_cond_init")));
static __typeof(pthread_cond_broadcast) __gthrw_pthread_cond_broadcast __attribute__ ((__weakref__("pthread_cond_broadcast")));
static __typeof(pthread_cond_signal) __gthrw_pthread_cond_signal __attribute__ ((__weakref__("pthread_cond_signal")));
static __typeof(pthread_cond_wait) __gthrw_pthread_cond_wait __attribute__ ((__weakref__("pthread_cond_wait")));
static __typeof(pthread_cond_timedwait) __gthrw_pthread_cond_timedwait __attribute__ ((__weakref__("pthread_cond_timedwait")));
static __typeof(pthread_cond_destroy) __gthrw_pthread_cond_destroy __attribute__ ((__weakref__("pthread_cond_destroy")));

static __typeof(pthread_key_create) __gthrw_pthread_key_create __attribute__ ((__weakref__("pthread_key_create")));
static __typeof(pthread_key_delete) __gthrw_pthread_key_delete __attribute__ ((__weakref__("pthread_key_delete")));
static __typeof(pthread_mutexattr_init) __gthrw_pthread_mutexattr_init __attribute__ ((__weakref__("pthread_mutexattr_init")));
static __typeof(pthread_mutexattr_settype) __gthrw_pthread_mutexattr_settype __attribute__ ((__weakref__("pthread_mutexattr_settype")));
static __typeof(pthread_mutexattr_destroy) __gthrw_pthread_mutexattr_destroy __attribute__ ((__weakref__("pthread_mutexattr_destroy")));
# 236 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
static __typeof(pthread_key_create) __gthrw___pthread_key_create __attribute__ ((__weakref__("__pthread_key_create")));
# 246 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
static inline int
__gthread_active_p (void)
{
  static void *const __gthread_active_ptr
    = __extension__ (void *) &__gthrw___pthread_key_create;
  return __gthread_active_ptr != 0;
}
# 658 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
static inline int
__gthread_create (__gthread_t *__threadid, void *(*__func) (void*),
    void *__args)
{
  return __gthrw_pthread_create (__threadid, __null, __func, __args);
}

static inline int
__gthread_join (__gthread_t __threadid, void **__value_ptr)
{
  return __gthrw_pthread_join (__threadid, __value_ptr);
}

static inline int
__gthread_detach (__gthread_t __threadid)
{
  return __gthrw_pthread_detach (__threadid);
}

static inline int
__gthread_equal (__gthread_t __t1, __gthread_t __t2)
{
  return __gthrw_pthread_equal (__t1, __t2);
}

static inline __gthread_t
__gthread_self (void)
{
  return __gthrw_pthread_self ();
}

static inline int
__gthread_yield (void)
{
  return __gthrw_sched_yield ();
}

static inline int
__gthread_once (__gthread_once_t *__once, void (*__func) (void))
{
  if (__gthread_active_p ())
    return __gthrw_pthread_once (__once, __func);
  else
    return -1;
}

static inline int
__gthread_key_create (__gthread_key_t *__key, void (*__dtor) (void *))
{
  return __gthrw_pthread_key_create (__key, __dtor);
}

static inline int
__gthread_key_delete (__gthread_key_t __key)
{
  return __gthrw_pthread_key_delete (__key);
}

static inline void *
__gthread_getspecific (__gthread_key_t __key)
{
  return __gthrw_pthread_getspecific (__key);
}

static inline int
__gthread_setspecific (__gthread_key_t __key, const void *__ptr)
{
  return __gthrw_pthread_setspecific (__key, __ptr);
}

static inline void
__gthread_mutex_init_function (__gthread_mutex_t *__mutex)
{
  if (__gthread_active_p ())
    __gthrw_pthread_mutex_init (__mutex, __null);
}

static inline int
__gthread_mutex_destroy (__gthread_mutex_t *__mutex)
{
  if (__gthread_active_p ())
    return __gthrw_pthread_mutex_destroy (__mutex);
  else
    return 0;
}

static inline int
__gthread_mutex_lock (__gthread_mutex_t *__mutex)
{
  if (__gthread_active_p ())
    return __gthrw_pthread_mutex_lock (__mutex);
  else
    return 0;
}

static inline int
__gthread_mutex_trylock (__gthread_mutex_t *__mutex)
{
  if (__gthread_active_p ())
    return __gthrw_pthread_mutex_trylock (__mutex);
  else
    return 0;
}


static inline int
__gthread_mutex_timedlock (__gthread_mutex_t *__mutex,
      const __gthread_time_t *__abs_timeout)
{
  if (__gthread_active_p ())
    return __gthrw_pthread_mutex_timedlock (__mutex, __abs_timeout);
  else
    return 0;
}


static inline int
__gthread_mutex_unlock (__gthread_mutex_t *__mutex)
{
  if (__gthread_active_p ())
    return __gthrw_pthread_mutex_unlock (__mutex);
  else
    return 0;
}
# 807 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
static inline int
__gthread_recursive_mutex_lock (__gthread_recursive_mutex_t *__mutex)
{
  return __gthread_mutex_lock (__mutex);
}

static inline int
__gthread_recursive_mutex_trylock (__gthread_recursive_mutex_t *__mutex)
{
  return __gthread_mutex_trylock (__mutex);
}


static inline int
__gthread_recursive_mutex_timedlock (__gthread_recursive_mutex_t *__mutex,
         const __gthread_time_t *__abs_timeout)
{
  return __gthread_mutex_timedlock (__mutex, __abs_timeout);
}


static inline int
__gthread_recursive_mutex_unlock (__gthread_recursive_mutex_t *__mutex)
{
  return __gthread_mutex_unlock (__mutex);
}

static inline int
__gthread_recursive_mutex_destroy (__gthread_recursive_mutex_t *__mutex)
{
  return __gthread_mutex_destroy (__mutex);
}
# 849 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr-default.h" 3
static inline int
__gthread_cond_broadcast (__gthread_cond_t *__cond)
{
  return __gthrw_pthread_cond_broadcast (__cond);
}

static inline int
__gthread_cond_signal (__gthread_cond_t *__cond)
{
  return __gthrw_pthread_cond_signal (__cond);
}

static inline int
__gthread_cond_wait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex)
{
  return __gthrw_pthread_cond_wait (__cond, __mutex);
}

static inline int
__gthread_cond_timedwait (__gthread_cond_t *__cond, __gthread_mutex_t *__mutex,
     const __gthread_time_t *__abs_timeout)
{
  return __gthrw_pthread_cond_timedwait (__cond, __mutex, __abs_timeout);
}

static inline int
__gthread_cond_wait_recursive (__gthread_cond_t *__cond,
          __gthread_recursive_mutex_t *__mutex)
{
  return __gthread_cond_wait (__cond, __mutex);
}

static inline int
__gthread_cond_destroy (__gthread_cond_t* __cond)
{
  return __gthrw_pthread_cond_destroy (__cond);
}
# 149 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/gthr.h" 2 3


#pragma GCC visibility pop
# 36 "/usr/include/c++/6.2.1/ext/atomicity.h" 2 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/atomic_word.h" 1 3
# 32 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/atomic_word.h" 3
typedef int _Atomic_word;
# 37 "/usr/include/c++/6.2.1/ext/atomicity.h" 2 3

namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{







  static inline _Atomic_word
  __exchange_and_add(volatile _Atomic_word* __mem, int __val)
  { return __atomic_fetch_add(__mem, __val, 4); }

  static inline void
  __atomic_add(volatile _Atomic_word* __mem, int __val)
  { __atomic_fetch_add(__mem, __val, 4); }
# 64 "/usr/include/c++/6.2.1/ext/atomicity.h" 3
  static inline _Atomic_word
  __exchange_and_add_single(_Atomic_word* __mem, int __val)
  {
    _Atomic_word __result = *__mem;
    *__mem += __val;
    return __result;
  }

  static inline void
  __atomic_add_single(_Atomic_word* __mem, int __val)
  { *__mem += __val; }

  static inline _Atomic_word
  __attribute__ ((__unused__))
  __exchange_and_add_dispatch(_Atomic_word* __mem, int __val)
  {

    if (__gthread_active_p())
      return __exchange_and_add(__mem, __val);
    else
      return __exchange_and_add_single(__mem, __val);



  }

  static inline void
  __attribute__ ((__unused__))
  __atomic_add_dispatch(_Atomic_word* __mem, int __val)
  {

    if (__gthread_active_p())
      __atomic_add(__mem, __val);
    else
      __atomic_add_single(__mem, __val);



  }


}
# 40 "/usr/include/c++/6.2.1/bits/basic_string.h" 2 3







namespace std __attribute__ ((__visibility__ ("default")))
{



namespace __cxx11 {
# 71 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    class basic_string
    {
      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
 rebind<_CharT>::other _Char_alloc_type;
      typedef __gnu_cxx::__alloc_traits<_Char_alloc_type> _Alloc_traits;


    public:
      typedef _Traits traits_type;
      typedef typename _Traits::char_type value_type;
      typedef _Char_alloc_type allocator_type;
      typedef typename _Alloc_traits::size_type size_type;
      typedef typename _Alloc_traits::difference_type difference_type;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;
      typedef typename _Alloc_traits::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef __gnu_cxx::__normal_iterator<pointer, basic_string> iterator;
      typedef __gnu_cxx::__normal_iterator<const_pointer, basic_string>
       const_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
      typedef std::reverse_iterator<iterator> reverse_iterator;


      static const size_type npos = static_cast<size_type>(-1);

    private:




      typedef const_iterator __const_iterator;



      struct _Alloc_hider : allocator_type
      {
 _Alloc_hider(pointer __dat, const _Alloc& __a = _Alloc())
 : allocator_type(__a), _M_p(__dat) { }

 pointer _M_p;
      };

      _Alloc_hider _M_dataplus;
      size_type _M_string_length;

      enum { _S_local_capacity = 15 / sizeof(_CharT) };

      union
      {
 _CharT _M_local_buf[_S_local_capacity + 1];
 size_type _M_allocated_capacity;
      };

      void
      _M_data(pointer __p)
      { _M_dataplus._M_p = __p; }

      void
      _M_length(size_type __length)
      { _M_string_length = __length; }

      pointer
      _M_data() const
      { return _M_dataplus._M_p; }

      pointer
      _M_local_data()
      {

 return std::pointer_traits<pointer>::pointer_to(*_M_local_buf);



      }

      const_pointer
      _M_local_data() const
      {

 return std::pointer_traits<const_pointer>::pointer_to(*_M_local_buf);



      }

      void
      _M_capacity(size_type __capacity)
      { _M_allocated_capacity = __capacity; }

      void
      _M_set_length(size_type __n)
      {
 _M_length(__n);
 traits_type::assign(_M_data()[__n], _CharT());
      }

      bool
      _M_is_local() const
      { return _M_data() == _M_local_data(); }


      pointer
      _M_create(size_type&, size_type);

      void
      _M_dispose()
      {
 if (!_M_is_local())
   _M_destroy(_M_allocated_capacity);
      }

      void
      _M_destroy(size_type __size) throw()
      { _Alloc_traits::deallocate(_M_get_allocator(), _M_data(), __size + 1); }



      template<typename _InIterator>
        void
        _M_construct_aux(_InIterator __beg, _InIterator __end,
    std::__false_type)
 {
          typedef typename iterator_traits<_InIterator>::iterator_category _Tag;
          _M_construct(__beg, __end, _Tag());
 }



      template<typename _Integer>
        void
        _M_construct_aux(_Integer __beg, _Integer __end, std::__true_type)
 { _M_construct_aux_2(static_cast<size_type>(__beg), __end); }

      void
      _M_construct_aux_2(size_type __req, _CharT __c)
      { _M_construct(__req, __c); }

      template<typename _InIterator>
        void
        _M_construct(_InIterator __beg, _InIterator __end)
 {
   typedef typename std::__is_integer<_InIterator>::__type _Integral;
   _M_construct_aux(__beg, __end, _Integral());
        }


      template<typename _InIterator>
        void
        _M_construct(_InIterator __beg, _InIterator __end,
       std::input_iterator_tag);



      template<typename _FwdIterator>
        void
        _M_construct(_FwdIterator __beg, _FwdIterator __end,
       std::forward_iterator_tag);

      void
      _M_construct(size_type __req, _CharT __c);

      allocator_type&
      _M_get_allocator()
      { return _M_dataplus; }

      const allocator_type&
      _M_get_allocator() const
      { return _M_dataplus; }

    private:
# 258 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      _M_check(size_type __pos, const char* __s) const
      {
 if (__pos > this->size())
   __throw_out_of_range_fmt(("%s: __pos (which is %zu) > " "this->size() (which is %zu)")
                                         ,
       __s, __pos, this->size());
 return __pos;
      }

      void
      _M_check_length(size_type __n1, size_type __n2, const char* __s) const
      {
 if (this->max_size() - (this->size() - __n1) < __n2)
   __throw_length_error((__s));
      }



      size_type
      _M_limit(size_type __pos, size_type __off) const noexcept
      {
 const bool __testoff = __off < this->size() - __pos;
 return __testoff ? __off : this->size() - __pos;
      }


      bool
      _M_disjunct(const _CharT* __s) const noexcept
      {
 return (less<const _CharT*>()(__s, _M_data())
  || less<const _CharT*>()(_M_data() + this->size(), __s));
      }



      static void
      _S_copy(_CharT* __d, const _CharT* __s, size_type __n)
      {
 if (__n == 1)
   traits_type::assign(*__d, *__s);
 else
   traits_type::copy(__d, __s, __n);
      }

      static void
      _S_move(_CharT* __d, const _CharT* __s, size_type __n)
      {
 if (__n == 1)
   traits_type::assign(*__d, *__s);
 else
   traits_type::move(__d, __s, __n);
      }

      static void
      _S_assign(_CharT* __d, size_type __n, _CharT __c)
      {
 if (__n == 1)
   traits_type::assign(*__d, __c);
 else
   traits_type::assign(__d, __n, __c);
      }



      template<class _Iterator>
        static void
        _S_copy_chars(_CharT* __p, _Iterator __k1, _Iterator __k2)
        {
   for (; __k1 != __k2; ++__k1, (void)++__p)
     traits_type::assign(*__p, *__k1);
 }

      static void
      _S_copy_chars(_CharT* __p, iterator __k1, iterator __k2) noexcept
      { _S_copy_chars(__p, __k1.base(), __k2.base()); }

      static void
      _S_copy_chars(_CharT* __p, const_iterator __k1, const_iterator __k2)
      noexcept
      { _S_copy_chars(__p, __k1.base(), __k2.base()); }

      static void
      _S_copy_chars(_CharT* __p, _CharT* __k1, _CharT* __k2) noexcept
      { _S_copy(__p, __k1, __k2 - __k1); }

      static void
      _S_copy_chars(_CharT* __p, const _CharT* __k1, const _CharT* __k2)
      noexcept
      { _S_copy(__p, __k1, __k2 - __k1); }

      static int
      _S_compare(size_type __n1, size_type __n2) noexcept
      {
 const difference_type __d = difference_type(__n1 - __n2);

 if (__d > __gnu_cxx::__numeric_traits<int>::__max)
   return __gnu_cxx::__numeric_traits<int>::__max;
 else if (__d < __gnu_cxx::__numeric_traits<int>::__min)
   return __gnu_cxx::__numeric_traits<int>::__min;
 else
   return int(__d);
      }

      void
      _M_assign(const basic_string& __rcs);

      void
      _M_mutate(size_type __pos, size_type __len1, const _CharT* __s,
  size_type __len2);

      void
      _M_erase(size_type __pos, size_type __n);

    public:







      basic_string()
      noexcept(is_nothrow_default_constructible<_Alloc>::value)
      : _M_dataplus(_M_local_data())
      { _M_set_length(0); }




      explicit
      basic_string(const _Alloc& __a) noexcept
      : _M_dataplus(_M_local_data(), __a)
      { _M_set_length(0); }





      basic_string(const basic_string& __str)
      : _M_dataplus(_M_local_data(),
      _Alloc_traits::_S_select_on_copy(__str._M_get_allocator()))
      { _M_construct(__str._M_data(), __str._M_data() + __str.length()); }
# 410 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string(const basic_string& __str, size_type __pos,
     size_type __n = npos)
      : _M_dataplus(_M_local_data())
      {
 const _CharT* __start = __str._M_data()
   + __str._M_check(__pos, "basic_string::basic_string");
 _M_construct(__start, __start + __str._M_limit(__pos, __n));
      }
# 426 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string(const basic_string& __str, size_type __pos,
     size_type __n, const _Alloc& __a)
      : _M_dataplus(_M_local_data(), __a)
      {
 const _CharT* __start
   = __str._M_data() + __str._M_check(__pos, "string::string");
 _M_construct(__start, __start + __str._M_limit(__pos, __n));
      }
# 444 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string(const _CharT* __s, size_type __n,
     const _Alloc& __a = _Alloc())
      : _M_dataplus(_M_local_data(), __a)
      { _M_construct(__s, __s + __n); }






      basic_string(const _CharT* __s, const _Alloc& __a = _Alloc())
      : _M_dataplus(_M_local_data(), __a)
      { _M_construct(__s, __s ? __s + traits_type::length(__s) : __s+npos); }







      basic_string(size_type __n, _CharT __c, const _Alloc& __a = _Alloc())
      : _M_dataplus(_M_local_data(), __a)
      { _M_construct(__n, __c); }
# 476 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string(basic_string&& __str) noexcept
      : _M_dataplus(_M_local_data(), std::move(__str._M_get_allocator()))
      {
 if (__str._M_is_local())
   {
     traits_type::copy(_M_local_buf, __str._M_local_buf,
         _S_local_capacity + 1);
   }
 else
   {
     _M_data(__str._M_data());
     _M_capacity(__str._M_allocated_capacity);
   }




 _M_length(__str.length());
 __str._M_data(__str._M_local_data());
 __str._M_set_length(0);
      }






      basic_string(initializer_list<_CharT> __l, const _Alloc& __a = _Alloc())
      : _M_dataplus(_M_local_data(), __a)
      { _M_construct(__l.begin(), __l.end()); }

      basic_string(const basic_string& __str, const _Alloc& __a)
      : _M_dataplus(_M_local_data(), __a)
      { _M_construct(__str.begin(), __str.end()); }

      basic_string(basic_string&& __str, const _Alloc& __a)
      noexcept(_Alloc_traits::_S_always_equal())
      : _M_dataplus(_M_local_data(), __a)
      {
 if (__str._M_is_local())
   {
     traits_type::copy(_M_local_buf, __str._M_local_buf,
         _S_local_capacity + 1);
     _M_length(__str.length());
     __str._M_set_length(0);
   }
 else if (_Alloc_traits::_S_always_equal()
     || __str.get_allocator() == __a)
   {
     _M_data(__str._M_data());
     _M_length(__str.length());
     _M_capacity(__str._M_allocated_capacity);
     __str._M_data(__str._M_local_buf);
     __str._M_set_length(0);
   }
 else
   _M_construct(__str.begin(), __str.end());
      }
# 544 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>



        basic_string(_InputIterator __beg, _InputIterator __end,
       const _Alloc& __a = _Alloc())
 : _M_dataplus(_M_local_data(), __a)
 { _M_construct(__beg, __end); }




      ~basic_string()
      { _M_dispose(); }





      basic_string&
      operator=(const basic_string& __str)
      {

 if (_Alloc_traits::_S_propagate_on_copy_assign())
   {
     if (!_Alloc_traits::_S_always_equal() && !_M_is_local()
  && _M_get_allocator() != __str._M_get_allocator())
       {

  _M_destroy(_M_allocated_capacity);
  _M_data(_M_local_data());
  _M_set_length(0);
       }
     std::__alloc_on_copy(_M_get_allocator(), __str._M_get_allocator());
   }

 return this->assign(__str);
      }





      basic_string&
      operator=(const _CharT* __s)
      { return this->assign(__s); }
# 599 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      operator=(_CharT __c)
      {
 this->assign(1, __c);
 return *this;
      }
# 617 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      operator=(basic_string&& __str)
      noexcept(_Alloc_traits::_S_nothrow_move())
      {
 if (!_M_is_local() && _Alloc_traits::_S_propagate_on_move_assign()
     && !_Alloc_traits::_S_always_equal()
     && _M_get_allocator() != __str._M_get_allocator())
   {

     _M_destroy(_M_allocated_capacity);
     _M_data(_M_local_data());
     _M_set_length(0);
   }

 std::__alloc_on_move(_M_get_allocator(), __str._M_get_allocator());

 if (!__str._M_is_local()
     && (_Alloc_traits::_S_propagate_on_move_assign()
       || _Alloc_traits::_S_always_equal()))
   {
     pointer __data = nullptr;
     size_type __capacity;
     if (!_M_is_local())
       {
  if (_Alloc_traits::_S_always_equal())
    {
      __data = _M_data();
      __capacity = _M_allocated_capacity;
    }
  else
    _M_destroy(_M_allocated_capacity);
       }

     _M_data(__str._M_data());
     _M_length(__str.length());
     _M_capacity(__str._M_allocated_capacity);
     if (__data)
       {
  __str._M_data(__data);
  __str._M_capacity(__capacity);
       }
     else
       __str._M_data(__str._M_local_buf);
   }
 else
     assign(__str);
 __str.clear();
 return *this;
      }





      basic_string&
      operator=(initializer_list<_CharT> __l)
      {
 this->assign(__l.begin(), __l.size());
 return *this;
      }







      iterator
      begin() noexcept
      { return iterator(_M_data()); }





      const_iterator
      begin() const noexcept
      { return const_iterator(_M_data()); }





      iterator
      end() noexcept
      { return iterator(_M_data() + this->size()); }





      const_iterator
      end() const noexcept
      { return const_iterator(_M_data() + this->size()); }






      reverse_iterator
      rbegin() noexcept
      { return reverse_iterator(this->end()); }






      const_reverse_iterator
      rbegin() const noexcept
      { return const_reverse_iterator(this->end()); }






      reverse_iterator
      rend() noexcept
      { return reverse_iterator(this->begin()); }






      const_reverse_iterator
      rend() const noexcept
      { return const_reverse_iterator(this->begin()); }






      const_iterator
      cbegin() const noexcept
      { return const_iterator(this->_M_data()); }





      const_iterator
      cend() const noexcept
      { return const_iterator(this->_M_data() + this->size()); }






      const_reverse_iterator
      crbegin() const noexcept
      { return const_reverse_iterator(this->end()); }






      const_reverse_iterator
      crend() const noexcept
      { return const_reverse_iterator(this->begin()); }


    public:



      size_type
      size() const noexcept
      { return _M_string_length; }



      size_type
      length() const noexcept
      { return _M_string_length; }


      size_type
      max_size() const noexcept
      { return (_Alloc_traits::max_size(_M_get_allocator()) - 1) / 2; }
# 813 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      void
      resize(size_type __n, _CharT __c);
# 826 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      void
      resize(size_type __n)
      { this->resize(__n, _CharT()); }



      void
      shrink_to_fit() noexcept
      {

 if (capacity() > size())
   {
     try
       { reserve(0); }
     catch(...)
       { }
   }

      }






      size_type
      capacity() const noexcept
      {
 return _M_is_local() ? size_type(_S_local_capacity)
                      : _M_allocated_capacity;
      }
# 875 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      void
      reserve(size_type __res_arg = 0);




      void
      clear() noexcept
      { _M_set_length(0); }





      bool
      empty() const noexcept
      { return this->size() == 0; }
# 904 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      const_reference
      operator[] (size_type __pos) const noexcept
      {
 ;
 return _M_data()[__pos];
      }
# 921 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      reference
      operator[](size_type __pos)
      {


 ;

 ;
 return _M_data()[__pos];
      }
# 942 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      const_reference
      at(size_type __n) const
      {
 if (__n >= this->size())
   __throw_out_of_range_fmt(("basic_string::at: __n " "(which is %zu) >= this->size() " "(which is %zu)")

                            ,
       __n, this->size());
 return _M_data()[__n];
      }
# 963 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      reference
      at(size_type __n)
      {
 if (__n >= size())
   __throw_out_of_range_fmt(("basic_string::at: __n " "(which is %zu) >= this->size() " "(which is %zu)")

                            ,
       __n, this->size());
 return _M_data()[__n];
      }






      reference
      front() noexcept
      {
 ;
 return operator[](0);
      }





      const_reference
      front() const noexcept
      {
 ;
 return operator[](0);
      }





      reference
      back() noexcept
      {
 ;
 return operator[](this->size() - 1);
      }





      const_reference
      back() const noexcept
      {
 ;
 return operator[](this->size() - 1);
      }
# 1026 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      operator+=(const basic_string& __str)
      { return this->append(__str); }






      basic_string&
      operator+=(const _CharT* __s)
      { return this->append(__s); }






      basic_string&
      operator+=(_CharT __c)
      {
 this->push_back(__c);
 return *this;
      }







      basic_string&
      operator+=(initializer_list<_CharT> __l)
      { return this->append(__l.begin(), __l.size()); }







      basic_string&
      append(const basic_string& __str)
      { return _M_append(__str._M_data(), __str.size()); }
# 1084 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      append(const basic_string& __str, size_type __pos, size_type __n)
      { return _M_append(__str._M_data()
    + __str._M_check(__pos, "basic_string::append"),
    __str._M_limit(__pos, __n)); }







      basic_string&
      append(const _CharT* __s, size_type __n)
      {
 ;
 _M_check_length(size_type(0), __n, "basic_string::append");
 return _M_append(__s, __n);
      }






      basic_string&
      append(const _CharT* __s)
      {
 ;
 const size_type __n = traits_type::length(__s);
 _M_check_length(size_type(0), __n, "basic_string::append");
 return _M_append(__s, __n);
      }
# 1126 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      append(size_type __n, _CharT __c)
      { return _M_replace_aux(this->size(), size_type(0), __n, __c); }







      basic_string&
      append(initializer_list<_CharT> __l)
      { return this->append(__l.begin(), __l.size()); }
# 1150 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      template<class _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>



        basic_string&
        append(_InputIterator __first, _InputIterator __last)
        { return this->replace(end(), end(), __first, __last); }





      void
      push_back(_CharT __c)
      {
 const size_type __size = this->size();
 if (__size + 1 > this->capacity())
   this->_M_mutate(__size, size_type(0), 0, size_type(1));
 traits_type::assign(this->_M_data()[__size], __c);
 this->_M_set_length(__size + 1);
      }






      basic_string&
      assign(const basic_string& __str)
      {
 this->_M_assign(__str);
 return *this;
      }
# 1194 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      assign(basic_string&& __str)
      noexcept(_Alloc_traits::_S_nothrow_move())
      {


 return *this = std::move(__str);
      }
# 1217 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      assign(const basic_string& __str, size_type __pos, size_type __n)
      { return _M_replace(size_type(0), this->size(), __str._M_data()
     + __str._M_check(__pos, "basic_string::assign"),
     __str._M_limit(__pos, __n)); }
# 1233 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      assign(const _CharT* __s, size_type __n)
      {
 ;
 return _M_replace(size_type(0), this->size(), __s, __n);
      }
# 1249 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      assign(const _CharT* __s)
      {
 ;
 return _M_replace(size_type(0), this->size(), __s,
     traits_type::length(__s));
      }
# 1266 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      assign(size_type __n, _CharT __c)
      { return _M_replace_aux(size_type(0), this->size(), __n, __c); }
# 1279 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      template<class _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>



        basic_string&
        assign(_InputIterator __first, _InputIterator __last)
        { return this->replace(begin(), end(), __first, __last); }







      basic_string&
      assign(initializer_list<_CharT> __l)
      { return this->assign(__l.begin(), __l.size()); }
# 1315 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      iterator
      insert(const_iterator __p, size_type __n, _CharT __c)
      {
 ;
 const size_type __pos = __p - begin();
 this->replace(__p, __p, __n, __c);
 return iterator(this->_M_data() + __pos);
      }
# 1357 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      template<class _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
 iterator
        insert(const_iterator __p, _InputIterator __beg, _InputIterator __end)
        {
   ;
   const size_type __pos = __p - begin();
   this->replace(__p, __p, __beg, __end);
   return iterator(this->_M_data() + __pos);
 }
# 1393 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      void
      insert(iterator __p, initializer_list<_CharT> __l)
      {
 ;
 this->insert(__p - begin(), __l.begin(), __l.size());
      }
# 1413 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      insert(size_type __pos1, const basic_string& __str)
      { return this->replace(__pos1, size_type(0),
        __str._M_data(), __str.size()); }
# 1436 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      insert(size_type __pos1, const basic_string& __str,
      size_type __pos2, size_type __n)
      { return this->replace(__pos1, size_type(0), __str._M_data()
        + __str._M_check(__pos2, "basic_string::insert"),
        __str._M_limit(__pos2, __n)); }
# 1459 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      insert(size_type __pos, const _CharT* __s, size_type __n)
      { return this->replace(__pos, size_type(0), __s, __n); }
# 1478 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      insert(size_type __pos, const _CharT* __s)
      {
 ;
 return this->replace(__pos, size_type(0), __s,
        traits_type::length(__s));
      }
# 1502 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      insert(size_type __pos, size_type __n, _CharT __c)
      { return _M_replace_aux(_M_check(__pos, "basic_string::insert"),
         size_type(0), __n, __c); }
# 1520 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      iterator
      insert(__const_iterator __p, _CharT __c)
      {
 ;
 const size_type __pos = __p - begin();
 _M_replace_aux(__pos, size_type(0), size_type(1), __c);
 return iterator(_M_data() + __pos);
      }
# 1544 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      erase(size_type __pos = 0, size_type __n = npos)
      {
 this->_M_erase(_M_check(__pos, "basic_string::erase"),
         _M_limit(__pos, __n));
 return *this;
      }
# 1560 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      iterator
      erase(__const_iterator __position)
      {

                           ;
 const size_type __pos = __position - begin();
 this->_M_erase(__pos, size_type(1));
 return iterator(_M_data() + __pos);
      }
# 1579 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      iterator
      erase(__const_iterator __first, __const_iterator __last)
      {

                        ;
        const size_type __pos = __first - begin();
 this->_M_erase(__pos, __last - __first);
 return iterator(this->_M_data() + __pos);
      }







      void
      pop_back() noexcept
      {
 ;
 _M_erase(size() - 1, 1);
      }
# 1620 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(size_type __pos, size_type __n, const basic_string& __str)
      { return this->replace(__pos, __n, __str._M_data(), __str.size()); }
# 1642 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(size_type __pos1, size_type __n1, const basic_string& __str,
       size_type __pos2, size_type __n2)
      { return this->replace(__pos1, __n1, __str._M_data()
        + __str._M_check(__pos2, "basic_string::replace"),
        __str._M_limit(__pos2, __n2)); }
# 1667 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(size_type __pos, size_type __n1, const _CharT* __s,
       size_type __n2)
      {
 ;
 return _M_replace(_M_check(__pos, "basic_string::replace"),
     _M_limit(__pos, __n1), __s, __n2);
      }
# 1692 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(size_type __pos, size_type __n1, const _CharT* __s)
      {
 ;
 return this->replace(__pos, __n1, __s, traits_type::length(__s));
      }
# 1716 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(size_type __pos, size_type __n1, size_type __n2, _CharT __c)
      { return _M_replace_aux(_M_check(__pos, "basic_string::replace"),
         _M_limit(__pos, __n1), __n2, __c); }
# 1734 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2,
       const basic_string& __str)
      { return this->replace(__i1, __i2, __str._M_data(), __str.size()); }
# 1754 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2,
       const _CharT* __s, size_type __n)
      {

                      ;
 return this->replace(__i1 - begin(), __i2 - __i1, __s, __n);
      }
# 1776 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2, const _CharT* __s)
      {
 ;
 return this->replace(__i1, __i2, __s, traits_type::length(__s));
      }
# 1797 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2, size_type __n,
       _CharT __c)
      {

                      ;
 return _M_replace_aux(__i1 - begin(), __i2 - __i1, __n, __c);
      }
# 1822 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      template<class _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        basic_string&
        replace(const_iterator __i1, const_iterator __i2,
  _InputIterator __k1, _InputIterator __k2)
        {
  
                        ;
   ;
   return this->_M_replace_dispatch(__i1, __i2, __k1, __k2,
        std::__false_type());
 }
# 1854 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2,
       _CharT* __k1, _CharT* __k2)
      {

                      ;
 ;
 return this->replace(__i1 - begin(), __i2 - __i1,
        __k1, __k2 - __k1);
      }

      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2,
       const _CharT* __k1, const _CharT* __k2)
      {

                      ;
 ;
 return this->replace(__i1 - begin(), __i2 - __i1,
        __k1, __k2 - __k1);
      }

      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2,
       iterator __k1, iterator __k2)
      {

                      ;
 ;
 return this->replace(__i1 - begin(), __i2 - __i1,
        __k1.base(), __k2 - __k1);
      }

      basic_string&
      replace(__const_iterator __i1, __const_iterator __i2,
       const_iterator __k1, const_iterator __k2)
      {

                      ;
 ;
 return this->replace(__i1 - begin(), __i2 - __i1,
        __k1.base(), __k2 - __k1);
      }
# 1913 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string& replace(const_iterator __i1, const_iterator __i2,
       initializer_list<_CharT> __l)
      { return this->replace(__i1, __i2, __l.begin(), __l.end()); }


    private:
      template<class _Integer>
 basic_string&
 _M_replace_dispatch(const_iterator __i1, const_iterator __i2,
       _Integer __n, _Integer __val, __true_type)
        { return _M_replace_aux(__i1 - begin(), __i2 - __i1, __n, __val); }

      template<class _InputIterator>
 basic_string&
 _M_replace_dispatch(const_iterator __i1, const_iterator __i2,
       _InputIterator __k1, _InputIterator __k2,
       __false_type);

      basic_string&
      _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2,
       _CharT __c);

      basic_string&
      _M_replace(size_type __pos, size_type __len1, const _CharT* __s,
   const size_type __len2);

      basic_string&
      _M_append(const _CharT* __s, size_type __n);

    public:
# 1956 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      copy(_CharT* __s, size_type __n, size_type __pos = 0) const;
# 1966 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      void
      swap(basic_string& __s) noexcept;
# 1976 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      const _CharT*
      c_str() const noexcept
      { return _M_data(); }







      const _CharT*
      data() const noexcept
      { return _M_data(); }




      allocator_type
      get_allocator() const noexcept
      { return _M_get_allocator(); }
# 2009 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find(const _CharT* __s, size_type __pos, size_type __n) const;
# 2022 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find(const basic_string& __str, size_type __pos = 0) const
 noexcept
      { return this->find(__str.data(), __pos, __str.size()); }
# 2037 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find(const _CharT* __s, size_type __pos = 0) const
      {
 ;
 return this->find(__s, __pos, traits_type::length(__s));
      }
# 2054 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find(_CharT __c, size_type __pos = 0) const noexcept;
# 2067 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      rfind(const basic_string& __str, size_type __pos = npos) const
 noexcept
      { return this->rfind(__str.data(), __pos, __str.size()); }
# 2084 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      rfind(const _CharT* __s, size_type __pos, size_type __n) const;
# 2097 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      rfind(const _CharT* __s, size_type __pos = npos) const
      {
 ;
 return this->rfind(__s, __pos, traits_type::length(__s));
      }
# 2114 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      rfind(_CharT __c, size_type __pos = npos) const noexcept;
# 2128 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_of(const basic_string& __str, size_type __pos = 0) const
 noexcept
      { return this->find_first_of(__str.data(), __pos, __str.size()); }
# 2145 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_of(const _CharT* __s, size_type __pos, size_type __n) const;
# 2158 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_of(const _CharT* __s, size_type __pos = 0) const
      {
 ;
 return this->find_first_of(__s, __pos, traits_type::length(__s));
      }
# 2177 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_of(_CharT __c, size_type __pos = 0) const noexcept
      { return this->find(__c, __pos); }
# 2192 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_of(const basic_string& __str, size_type __pos = npos) const
 noexcept
      { return this->find_last_of(__str.data(), __pos, __str.size()); }
# 2209 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_of(const _CharT* __s, size_type __pos, size_type __n) const;
# 2222 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_of(const _CharT* __s, size_type __pos = npos) const
      {
 ;
 return this->find_last_of(__s, __pos, traits_type::length(__s));
      }
# 2241 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_of(_CharT __c, size_type __pos = npos) const noexcept
      { return this->rfind(__c, __pos); }
# 2255 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_not_of(const basic_string& __str, size_type __pos = 0) const
 noexcept
      { return this->find_first_not_of(__str.data(), __pos, __str.size()); }
# 2272 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_not_of(const _CharT* __s, size_type __pos,
   size_type __n) const;
# 2286 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_not_of(const _CharT* __s, size_type __pos = 0) const
      {
 ;
 return this->find_first_not_of(__s, __pos, traits_type::length(__s));
      }
# 2303 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_first_not_of(_CharT __c, size_type __pos = 0) const
 noexcept;
# 2318 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_not_of(const basic_string& __str, size_type __pos = npos) const
 noexcept
      { return this->find_last_not_of(__str.data(), __pos, __str.size()); }
# 2335 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_not_of(const _CharT* __s, size_type __pos,
         size_type __n) const;
# 2349 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_not_of(const _CharT* __s, size_type __pos = npos) const
      {
 ;
 return this->find_last_not_of(__s, __pos, traits_type::length(__s));
      }
# 2366 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      size_type
      find_last_not_of(_CharT __c, size_type __pos = npos) const
 noexcept;
# 2382 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      basic_string
      substr(size_type __pos = 0, size_type __n = npos) const
      { return basic_string(*this,
       _M_check(__pos, "basic_string::substr"), __n); }
# 2401 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      int
      compare(const basic_string& __str) const
      {
 const size_type __size = this->size();
 const size_type __osize = __str.size();
 const size_type __len = std::min(__size, __osize);

 int __r = traits_type::compare(_M_data(), __str.data(), __len);
 if (!__r)
   __r = _S_compare(__size, __osize);
 return __r;
      }
# 2433 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      int
      compare(size_type __pos, size_type __n, const basic_string& __str) const;
# 2459 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      int
      compare(size_type __pos1, size_type __n1, const basic_string& __str,
       size_type __pos2, size_type __n2) const;
# 2477 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      int
      compare(const _CharT* __s) const;
# 2501 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      int
      compare(size_type __pos, size_type __n1, const _CharT* __s) const;
# 2528 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
      int
      compare(size_type __pos, size_type __n1, const _CharT* __s,
       size_type __n2) const;
  };
}
# 4927 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT, _Traits, _Alloc>
    operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    {
      basic_string<_CharT, _Traits, _Alloc> __str(__lhs);
      __str.append(__rhs);
      return __str;
    }







  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT,_Traits,_Alloc>
    operator+(const _CharT* __lhs,
       const basic_string<_CharT,_Traits,_Alloc>& __rhs);







  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT,_Traits,_Alloc>
    operator+(_CharT __lhs, const basic_string<_CharT,_Traits,_Alloc>& __rhs);







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       const _CharT* __rhs)
    {
      basic_string<_CharT, _Traits, _Alloc> __str(__lhs);
      __str.append(__rhs);
      return __str;
    }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs, _CharT __rhs)
    {
      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef typename __string_type::size_type __size_type;
      __string_type __str(__lhs);
      __str.append(__size_type(1), __rhs);
      return __str;
    }


  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return std::move(__lhs.append(__rhs)); }

  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       basic_string<_CharT, _Traits, _Alloc>&& __rhs)
    { return std::move(__rhs.insert(0, __lhs)); }

  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
       basic_string<_CharT, _Traits, _Alloc>&& __rhs)
    {
      const auto __size = __lhs.size() + __rhs.size();
      const bool __cond = (__size > __lhs.capacity()
      && __size <= __rhs.capacity());
      return __cond ? std::move(__rhs.insert(0, __lhs))
             : std::move(__lhs.append(__rhs));
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(const _CharT* __lhs,
       basic_string<_CharT, _Traits, _Alloc>&& __rhs)
    { return std::move(__rhs.insert(0, __lhs)); }

  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(_CharT __lhs,
       basic_string<_CharT, _Traits, _Alloc>&& __rhs)
    { return std::move(__rhs.insert(0, 1, __lhs)); }

  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
       const _CharT* __rhs)
    { return std::move(__lhs.append(__rhs)); }

  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_string<_CharT, _Traits, _Alloc>
    operator+(basic_string<_CharT, _Traits, _Alloc>&& __lhs,
       _CharT __rhs)
    { return std::move(__lhs.append(1, __rhs)); }
# 5048 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept
    { return __lhs.compare(__rhs) == 0; }

  template<typename _CharT>
    inline
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value, bool>::__type
    operator==(const basic_string<_CharT>& __lhs,
        const basic_string<_CharT>& __rhs) noexcept
    { return (__lhs.size() == __rhs.size()
       && !std::char_traits<_CharT>::compare(__lhs.data(), __rhs.data(),
          __lhs.size())); }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator==(const _CharT* __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return __rhs.compare(__lhs) == 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator==(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const _CharT* __rhs)
    { return __lhs.compare(__rhs) == 0; }
# 5095 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept
    { return !(__lhs == __rhs); }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator!=(const _CharT* __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return !(__lhs == __rhs); }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator!=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const _CharT* __rhs)
    { return !(__lhs == __rhs); }
# 5133 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept
    { return __lhs.compare(__rhs) < 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator<(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       const _CharT* __rhs)
    { return __lhs.compare(__rhs) < 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator<(const _CharT* __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return __rhs.compare(__lhs) > 0; }
# 5171 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept
    { return __lhs.compare(__rhs) > 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator>(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
       const _CharT* __rhs)
    { return __lhs.compare(__rhs) > 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator>(const _CharT* __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return __rhs.compare(__lhs) < 0; }
# 5209 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept
    { return __lhs.compare(__rhs) <= 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator<=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const _CharT* __rhs)
    { return __lhs.compare(__rhs) <= 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator<=(const _CharT* __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return __rhs.compare(__lhs) >= 0; }
# 5247 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept
    { return __lhs.compare(__rhs) >= 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator>=(const basic_string<_CharT, _Traits, _Alloc>& __lhs,
        const _CharT* __rhs)
    { return __lhs.compare(__rhs) >= 0; }







  template<typename _CharT, typename _Traits, typename _Alloc>
    inline bool
    operator>=(const _CharT* __lhs,
      const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    { return __rhs.compare(__lhs) <= 0; }
# 5285 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline void
    swap(basic_string<_CharT, _Traits, _Alloc>& __lhs,
  basic_string<_CharT, _Traits, _Alloc>& __rhs)
    noexcept(noexcept(__lhs.swap(__rhs)))
    { __lhs.swap(__rhs); }
# 5305 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>& __is,
        basic_string<_CharT, _Traits, _Alloc>& __str);

  template<>
    basic_istream<char>&
    operator>>(basic_istream<char>& __is, basic_string<char>& __str);
# 5323 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __os,
        const basic_string<_CharT, _Traits, _Alloc>& __str)
    {


      return __ostream_insert(__os, __str.data(), __str.size());
    }
# 5346 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_istream<_CharT, _Traits>&
    getline(basic_istream<_CharT, _Traits>& __is,
     basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim);
# 5363 "/usr/include/c++/6.2.1/bits/basic_string.h" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_istream<_CharT, _Traits>&
    getline(basic_istream<_CharT, _Traits>& __is,
     basic_string<_CharT, _Traits, _Alloc>& __str)
    { return std::getline(__is, __str, __is.widen('\n')); }



  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_istream<_CharT, _Traits>&
    getline(basic_istream<_CharT, _Traits>&& __is,
     basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim)
    { return std::getline(__is, __str, __delim); }


  template<typename _CharT, typename _Traits, typename _Alloc>
    inline basic_istream<_CharT, _Traits>&
    getline(basic_istream<_CharT, _Traits>&& __is,
     basic_string<_CharT, _Traits, _Alloc>& __str)
    { return std::getline(__is, __str); }


  template<>
    basic_istream<char>&
    getline(basic_istream<char>& __in, basic_string<char>& __str,
     char __delim);


  template<>
    basic_istream<wchar_t>&
    getline(basic_istream<wchar_t>& __in, basic_string<wchar_t>& __str,
     wchar_t __delim);



}



# 1 "/usr/include/c++/6.2.1/ext/string_conversions.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/string_conversions.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/string_conversions.h" 3
# 41 "/usr/include/c++/6.2.1/ext/string_conversions.h" 3
# 1 "/usr/include/c++/6.2.1/cstdlib" 1 3
# 39 "/usr/include/c++/6.2.1/cstdlib" 3
       
# 40 "/usr/include/c++/6.2.1/cstdlib" 3
# 75 "/usr/include/c++/6.2.1/cstdlib" 3
# 1 "/usr/include/stdlib.h" 1 3 4
# 32 "/usr/include/stdlib.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 33 "/usr/include/stdlib.h" 2 3 4

extern "C" {






# 1 "/usr/include/bits/waitflags.h" 1 3 4
# 42 "/usr/include/stdlib.h" 2 3 4
# 1 "/usr/include/bits/waitstatus.h" 1 3 4
# 66 "/usr/include/bits/waitstatus.h" 3 4
union wait
  {
    int w_status;
    struct
      {

 unsigned int __w_termsig:7;
 unsigned int __w_coredump:1;
 unsigned int __w_retcode:8;
 unsigned int:16;







      } __wait_terminated;
    struct
      {

 unsigned int __w_stopval:8;
 unsigned int __w_stopsig:8;
 unsigned int:16;






      } __wait_stopped;
  };
# 43 "/usr/include/stdlib.h" 2 3 4
# 95 "/usr/include/stdlib.h" 3 4


typedef struct
  {
    int quot;
    int rem;
  } div_t;



typedef struct
  {
    long int quot;
    long int rem;
  } ldiv_t;







__extension__ typedef struct
  {
    long long int quot;
    long long int rem;
  } lldiv_t;


# 139 "/usr/include/stdlib.h" 3 4
extern size_t __ctype_get_mb_cur_max (void) throw () ;




extern double atof (const char *__nptr)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;

extern int atoi (const char *__nptr)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;

extern long int atol (const char *__nptr)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;





__extension__ extern long long int atoll (const char *__nptr)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;





extern double strtod (const char *__restrict __nptr,
        char **__restrict __endptr)
     throw () __attribute__ ((__nonnull__ (1)));





extern float strtof (const char *__restrict __nptr,
       char **__restrict __endptr) throw () __attribute__ ((__nonnull__ (1)));

extern long double strtold (const char *__restrict __nptr,
       char **__restrict __endptr)
     throw () __attribute__ ((__nonnull__ (1)));





extern long int strtol (const char *__restrict __nptr,
   char **__restrict __endptr, int __base)
     throw () __attribute__ ((__nonnull__ (1)));

extern unsigned long int strtoul (const char *__restrict __nptr,
      char **__restrict __endptr, int __base)
     throw () __attribute__ ((__nonnull__ (1)));




__extension__
extern long long int strtoq (const char *__restrict __nptr,
        char **__restrict __endptr, int __base)
     throw () __attribute__ ((__nonnull__ (1)));

__extension__
extern unsigned long long int strtouq (const char *__restrict __nptr,
           char **__restrict __endptr, int __base)
     throw () __attribute__ ((__nonnull__ (1)));





__extension__
extern long long int strtoll (const char *__restrict __nptr,
         char **__restrict __endptr, int __base)
     throw () __attribute__ ((__nonnull__ (1)));

__extension__
extern unsigned long long int strtoull (const char *__restrict __nptr,
     char **__restrict __endptr, int __base)
     throw () __attribute__ ((__nonnull__ (1)));

# 239 "/usr/include/stdlib.h" 3 4
extern long int strtol_l (const char *__restrict __nptr,
     char **__restrict __endptr, int __base,
     __locale_t __loc) throw () __attribute__ ((__nonnull__ (1, 4)));

extern unsigned long int strtoul_l (const char *__restrict __nptr,
        char **__restrict __endptr,
        int __base, __locale_t __loc)
     throw () __attribute__ ((__nonnull__ (1, 4)));

__extension__
extern long long int strtoll_l (const char *__restrict __nptr,
    char **__restrict __endptr, int __base,
    __locale_t __loc)
     throw () __attribute__ ((__nonnull__ (1, 4)));

__extension__
extern unsigned long long int strtoull_l (const char *__restrict __nptr,
       char **__restrict __endptr,
       int __base, __locale_t __loc)
     throw () __attribute__ ((__nonnull__ (1, 4)));

extern double strtod_l (const char *__restrict __nptr,
   char **__restrict __endptr, __locale_t __loc)
     throw () __attribute__ ((__nonnull__ (1, 3)));

extern float strtof_l (const char *__restrict __nptr,
         char **__restrict __endptr, __locale_t __loc)
     throw () __attribute__ ((__nonnull__ (1, 3)));

extern long double strtold_l (const char *__restrict __nptr,
         char **__restrict __endptr,
         __locale_t __loc)
     throw () __attribute__ ((__nonnull__ (1, 3)));





extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__leaf__)) atoi (const char *__nptr) throw ()
{
  return (int) strtol (__nptr, (char **) __null, 10);
}
extern __inline __attribute__ ((__gnu_inline__)) long int
__attribute__ ((__leaf__)) atol (const char *__nptr) throw ()
{
  return strtol (__nptr, (char **) __null, 10);
}




__extension__ extern __inline __attribute__ ((__gnu_inline__)) long long int
__attribute__ ((__leaf__)) atoll (const char *__nptr) throw ()
{
  return strtoll (__nptr, (char **) __null, 10);
}

# 305 "/usr/include/stdlib.h" 3 4
extern char *l64a (long int __n) throw () ;


extern long int a64l (const char *__s)
     throw () __attribute__ ((__pure__)) __attribute__ ((__nonnull__ (1))) ;




# 1 "/usr/include/sys/types.h" 1 3 4
# 27 "/usr/include/sys/types.h" 3 4
extern "C" {





typedef __u_char u_char;
typedef __u_short u_short;
typedef __u_int u_int;
typedef __u_long u_long;
typedef __quad_t quad_t;
typedef __u_quad_t u_quad_t;
typedef __fsid_t fsid_t;




typedef __loff_t loff_t;



typedef __ino_t ino_t;






typedef __ino64_t ino64_t;




typedef __dev_t dev_t;




typedef __gid_t gid_t;




typedef __mode_t mode_t;




typedef __nlink_t nlink_t;




typedef __uid_t uid_t;





typedef __off_t off_t;






typedef __off64_t off64_t;
# 104 "/usr/include/sys/types.h" 3 4
typedef __id_t id_t;




typedef __ssize_t ssize_t;





typedef __daddr_t daddr_t;
typedef __caddr_t caddr_t;





typedef __key_t key_t;
# 136 "/usr/include/sys/types.h" 3 4
typedef __useconds_t useconds_t;



typedef __suseconds_t suseconds_t;





# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 147 "/usr/include/sys/types.h" 2 3 4



typedef unsigned long int ulong;
typedef unsigned short int ushort;
typedef unsigned int uint;
# 200 "/usr/include/sys/types.h" 3 4
typedef unsigned int u_int8_t __attribute__ ((__mode__ (__QI__)));
typedef unsigned int u_int16_t __attribute__ ((__mode__ (__HI__)));
typedef unsigned int u_int32_t __attribute__ ((__mode__ (__SI__)));
typedef unsigned int u_int64_t __attribute__ ((__mode__ (__DI__)));

typedef int register_t __attribute__ ((__mode__ (__word__)));
# 219 "/usr/include/sys/types.h" 3 4
# 1 "/usr/include/sys/select.h" 1 3 4
# 30 "/usr/include/sys/select.h" 3 4
# 1 "/usr/include/bits/select.h" 1 3 4
# 22 "/usr/include/bits/select.h" 3 4
# 1 "/usr/include/bits/wordsize.h" 1 3 4
# 23 "/usr/include/bits/select.h" 2 3 4
# 31 "/usr/include/sys/select.h" 2 3 4


# 1 "/usr/include/bits/sigset.h" 1 3 4
# 22 "/usr/include/bits/sigset.h" 3 4
typedef int __sig_atomic_t;




typedef struct
  {
    unsigned long int __val[(1024 / (8 * sizeof (unsigned long int)))];
  } __sigset_t;
# 34 "/usr/include/sys/select.h" 2 3 4



typedef __sigset_t sigset_t;







# 1 "/usr/include/bits/time.h" 1 3 4
# 46 "/usr/include/sys/select.h" 2 3 4
# 54 "/usr/include/sys/select.h" 3 4
typedef long int __fd_mask;
# 64 "/usr/include/sys/select.h" 3 4
typedef struct
  {



    __fd_mask fds_bits[1024 / (8 * (int) sizeof (__fd_mask))];





  } fd_set;






typedef __fd_mask fd_mask;
# 96 "/usr/include/sys/select.h" 3 4
extern "C" {
# 106 "/usr/include/sys/select.h" 3 4
extern int select (int __nfds, fd_set *__restrict __readfds,
     fd_set *__restrict __writefds,
     fd_set *__restrict __exceptfds,
     struct timeval *__restrict __timeout);
# 118 "/usr/include/sys/select.h" 3 4
extern int pselect (int __nfds, fd_set *__restrict __readfds,
      fd_set *__restrict __writefds,
      fd_set *__restrict __exceptfds,
      const struct timespec *__restrict __timeout,
      const __sigset_t *__restrict __sigmask);
# 131 "/usr/include/sys/select.h" 3 4
}
# 220 "/usr/include/sys/types.h" 2 3 4


# 1 "/usr/include/sys/sysmacros.h" 1 3 4
# 24 "/usr/include/sys/sysmacros.h" 3 4
extern "C" {

__extension__
extern unsigned int gnu_dev_major (unsigned long long int __dev)
     throw () __attribute__ ((__const__));
__extension__
extern unsigned int gnu_dev_minor (unsigned long long int __dev)
     throw () __attribute__ ((__const__));
__extension__
extern unsigned long long int gnu_dev_makedev (unsigned int __major,
            unsigned int __minor)
     throw () __attribute__ ((__const__));


__extension__ extern __inline __attribute__ ((__gnu_inline__)) __attribute__ ((__const__)) unsigned int
__attribute__ ((__leaf__)) gnu_dev_major (unsigned long long int __dev) throw ()
{
  return ((__dev >> 8) & 0xfff) | ((unsigned int) (__dev >> 32) & ~0xfff);
}

__extension__ extern __inline __attribute__ ((__gnu_inline__)) __attribute__ ((__const__)) unsigned int
__attribute__ ((__leaf__)) gnu_dev_minor (unsigned long long int __dev) throw ()
{
  return (__dev & 0xff) | ((unsigned int) (__dev >> 12) & ~0xff);
}

__extension__ extern __inline __attribute__ ((__gnu_inline__)) __attribute__ ((__const__)) unsigned long long int
__attribute__ ((__leaf__)) gnu_dev_makedev (unsigned int __major, unsigned int __minor) throw ()
{
  return ((__minor & 0xff) | ((__major & 0xfff) << 8)
   | (((unsigned long long int) (__minor & ~0xff)) << 12)
   | (((unsigned long long int) (__major & ~0xfff)) << 32));
}

}
# 223 "/usr/include/sys/types.h" 2 3 4





typedef __blksize_t blksize_t;






typedef __blkcnt_t blkcnt_t;



typedef __fsblkcnt_t fsblkcnt_t;



typedef __fsfilcnt_t fsfilcnt_t;
# 262 "/usr/include/sys/types.h" 3 4
typedef __blkcnt64_t blkcnt64_t;
typedef __fsblkcnt64_t fsblkcnt64_t;
typedef __fsfilcnt64_t fsfilcnt64_t;
# 273 "/usr/include/sys/types.h" 3 4
}
# 315 "/usr/include/stdlib.h" 2 3 4






extern long int random (void) throw ();


extern void srandom (unsigned int __seed) throw ();





extern char *initstate (unsigned int __seed, char *__statebuf,
   size_t __statelen) throw () __attribute__ ((__nonnull__ (2)));



extern char *setstate (char *__statebuf) throw () __attribute__ ((__nonnull__ (1)));







struct random_data
  {
    int32_t *fptr;
    int32_t *rptr;
    int32_t *state;
    int rand_type;
    int rand_deg;
    int rand_sep;
    int32_t *end_ptr;
  };

extern int random_r (struct random_data *__restrict __buf,
       int32_t *__restrict __result) throw () __attribute__ ((__nonnull__ (1, 2)));

extern int srandom_r (unsigned int __seed, struct random_data *__buf)
     throw () __attribute__ ((__nonnull__ (2)));

extern int initstate_r (unsigned int __seed, char *__restrict __statebuf,
   size_t __statelen,
   struct random_data *__restrict __buf)
     throw () __attribute__ ((__nonnull__ (2, 4)));

extern int setstate_r (char *__restrict __statebuf,
         struct random_data *__restrict __buf)
     throw () __attribute__ ((__nonnull__ (1, 2)));






extern int rand (void) throw ();

extern void srand (unsigned int __seed) throw ();




extern int rand_r (unsigned int *__seed) throw ();







extern double drand48 (void) throw ();
extern double erand48 (unsigned short int __xsubi[3]) throw () __attribute__ ((__nonnull__ (1)));


extern long int lrand48 (void) throw ();
extern long int nrand48 (unsigned short int __xsubi[3])
     throw () __attribute__ ((__nonnull__ (1)));


extern long int mrand48 (void) throw ();
extern long int jrand48 (unsigned short int __xsubi[3])
     throw () __attribute__ ((__nonnull__ (1)));


extern void srand48 (long int __seedval) throw ();
extern unsigned short int *seed48 (unsigned short int __seed16v[3])
     throw () __attribute__ ((__nonnull__ (1)));
extern void lcong48 (unsigned short int __param[7]) throw () __attribute__ ((__nonnull__ (1)));





struct drand48_data
  {
    unsigned short int __x[3];
    unsigned short int __old_x[3];
    unsigned short int __c;
    unsigned short int __init;
    __extension__ unsigned long long int __a;

  };


extern int drand48_r (struct drand48_data *__restrict __buffer,
        double *__restrict __result) throw () __attribute__ ((__nonnull__ (1, 2)));
extern int erand48_r (unsigned short int __xsubi[3],
        struct drand48_data *__restrict __buffer,
        double *__restrict __result) throw () __attribute__ ((__nonnull__ (1, 2)));


extern int lrand48_r (struct drand48_data *__restrict __buffer,
        long int *__restrict __result)
     throw () __attribute__ ((__nonnull__ (1, 2)));
extern int nrand48_r (unsigned short int __xsubi[3],
        struct drand48_data *__restrict __buffer,
        long int *__restrict __result)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int mrand48_r (struct drand48_data *__restrict __buffer,
        long int *__restrict __result)
     throw () __attribute__ ((__nonnull__ (1, 2)));
extern int jrand48_r (unsigned short int __xsubi[3],
        struct drand48_data *__restrict __buffer,
        long int *__restrict __result)
     throw () __attribute__ ((__nonnull__ (1, 2)));


extern int srand48_r (long int __seedval, struct drand48_data *__buffer)
     throw () __attribute__ ((__nonnull__ (2)));

extern int seed48_r (unsigned short int __seed16v[3],
       struct drand48_data *__buffer) throw () __attribute__ ((__nonnull__ (1, 2)));

extern int lcong48_r (unsigned short int __param[7],
        struct drand48_data *__buffer)
     throw () __attribute__ ((__nonnull__ (1, 2)));









extern void *malloc (size_t __size) throw () __attribute__ ((__malloc__)) ;

extern void *calloc (size_t __nmemb, size_t __size)
     throw () __attribute__ ((__malloc__)) ;










extern void *realloc (void *__ptr, size_t __size)
     throw () __attribute__ ((__warn_unused_result__));

extern void free (void *__ptr) throw ();




extern void cfree (void *__ptr) throw ();



# 1 "/usr/include/alloca.h" 1 3 4
# 24 "/usr/include/alloca.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 25 "/usr/include/alloca.h" 2 3 4

extern "C" {





extern void *alloca (size_t __size) throw ();





}
# 493 "/usr/include/stdlib.h" 2 3 4





extern void *valloc (size_t __size) throw () __attribute__ ((__malloc__)) ;




extern int posix_memalign (void **__memptr, size_t __alignment, size_t __size)
     throw () __attribute__ ((__nonnull__ (1))) ;




extern void *aligned_alloc (size_t __alignment, size_t __size)
     throw () __attribute__ ((__malloc__)) __attribute__ ((__alloc_size__ (2))) ;




extern void abort (void) throw () __attribute__ ((__noreturn__));



extern int atexit (void (*__func) (void)) throw () __attribute__ ((__nonnull__ (1)));




extern "C++" int at_quick_exit (void (*__func) (void))
     throw () __asm ("at_quick_exit") __attribute__ ((__nonnull__ (1)));









extern int on_exit (void (*__func) (int __status, void *__arg), void *__arg)
     throw () __attribute__ ((__nonnull__ (1)));






extern void exit (int __status) throw () __attribute__ ((__noreturn__));





extern void quick_exit (int __status) throw () __attribute__ ((__noreturn__));







extern void _Exit (int __status) throw () __attribute__ ((__noreturn__));






extern char *getenv (const char *__name) throw () __attribute__ ((__nonnull__ (1))) ;





extern char *secure_getenv (const char *__name)
     throw () __attribute__ ((__nonnull__ (1))) ;






extern int putenv (char *__string) throw () __attribute__ ((__nonnull__ (1)));





extern int setenv (const char *__name, const char *__value, int __replace)
     throw () __attribute__ ((__nonnull__ (2)));


extern int unsetenv (const char *__name) throw () __attribute__ ((__nonnull__ (1)));






extern int clearenv (void) throw ();
# 606 "/usr/include/stdlib.h" 3 4
extern char *mktemp (char *__template) throw () __attribute__ ((__nonnull__ (1)));
# 619 "/usr/include/stdlib.h" 3 4
extern int mkstemp (char *__template) __attribute__ ((__nonnull__ (1))) ;
# 629 "/usr/include/stdlib.h" 3 4
extern int mkstemp64 (char *__template) __attribute__ ((__nonnull__ (1))) ;
# 641 "/usr/include/stdlib.h" 3 4
extern int mkstemps (char *__template, int __suffixlen) __attribute__ ((__nonnull__ (1))) ;
# 651 "/usr/include/stdlib.h" 3 4
extern int mkstemps64 (char *__template, int __suffixlen)
     __attribute__ ((__nonnull__ (1))) ;
# 662 "/usr/include/stdlib.h" 3 4
extern char *mkdtemp (char *__template) throw () __attribute__ ((__nonnull__ (1))) ;
# 673 "/usr/include/stdlib.h" 3 4
extern int mkostemp (char *__template, int __flags) __attribute__ ((__nonnull__ (1))) ;
# 683 "/usr/include/stdlib.h" 3 4
extern int mkostemp64 (char *__template, int __flags) __attribute__ ((__nonnull__ (1))) ;
# 693 "/usr/include/stdlib.h" 3 4
extern int mkostemps (char *__template, int __suffixlen, int __flags)
     __attribute__ ((__nonnull__ (1))) ;
# 705 "/usr/include/stdlib.h" 3 4
extern int mkostemps64 (char *__template, int __suffixlen, int __flags)
     __attribute__ ((__nonnull__ (1))) ;









extern int system (const char *__command) ;






extern char *canonicalize_file_name (const char *__name)
     throw () __attribute__ ((__nonnull__ (1))) ;
# 733 "/usr/include/stdlib.h" 3 4
extern char *realpath (const char *__restrict __name,
         char *__restrict __resolved) throw () ;






typedef int (*__compar_fn_t) (const void *, const void *);


typedef __compar_fn_t comparison_fn_t;



typedef int (*__compar_d_fn_t) (const void *, const void *, void *);





extern void *bsearch (const void *__key, const void *__base,
        size_t __nmemb, size_t __size, __compar_fn_t __compar)
     __attribute__ ((__nonnull__ (1, 2, 5))) ;


# 1 "/usr/include/bits/stdlib-bsearch.h" 1 3 4
# 19 "/usr/include/bits/stdlib-bsearch.h" 3 4
extern __inline __attribute__ ((__gnu_inline__)) void *
bsearch (const void *__key, const void *__base, size_t __nmemb, size_t __size,
  __compar_fn_t __compar)
{
  size_t __l, __u, __idx;
  const void *__p;
  int __comparison;

  __l = 0;
  __u = __nmemb;
  while (__l < __u)
    {
      __idx = (__l + __u) / 2;
      __p = (void *) (((const char *) __base) + (__idx * __size));
      __comparison = (*__compar) (__key, __p);
      if (__comparison < 0)
 __u = __idx;
      else if (__comparison > 0)
 __l = __idx + 1;
      else
 return (void *) __p;
    }

  return __null;
}
# 760 "/usr/include/stdlib.h" 2 3 4




extern void qsort (void *__base, size_t __nmemb, size_t __size,
     __compar_fn_t __compar) __attribute__ ((__nonnull__ (1, 4)));

extern void qsort_r (void *__base, size_t __nmemb, size_t __size,
       __compar_d_fn_t __compar, void *__arg)
  __attribute__ ((__nonnull__ (1, 4)));




extern int abs (int __x) throw () __attribute__ ((__const__)) ;
extern long int labs (long int __x) throw () __attribute__ ((__const__)) ;



__extension__ extern long long int llabs (long long int __x)
     throw () __attribute__ ((__const__)) ;







extern div_t div (int __numer, int __denom)
     throw () __attribute__ ((__const__)) ;
extern ldiv_t ldiv (long int __numer, long int __denom)
     throw () __attribute__ ((__const__)) ;




__extension__ extern lldiv_t lldiv (long long int __numer,
        long long int __denom)
     throw () __attribute__ ((__const__)) ;

# 811 "/usr/include/stdlib.h" 3 4
extern char *ecvt (double __value, int __ndigit, int *__restrict __decpt,
     int *__restrict __sign) throw () __attribute__ ((__nonnull__ (3, 4))) ;




extern char *fcvt (double __value, int __ndigit, int *__restrict __decpt,
     int *__restrict __sign) throw () __attribute__ ((__nonnull__ (3, 4))) ;




extern char *gcvt (double __value, int __ndigit, char *__buf)
     throw () __attribute__ ((__nonnull__ (3))) ;




extern char *qecvt (long double __value, int __ndigit,
      int *__restrict __decpt, int *__restrict __sign)
     throw () __attribute__ ((__nonnull__ (3, 4))) ;
extern char *qfcvt (long double __value, int __ndigit,
      int *__restrict __decpt, int *__restrict __sign)
     throw () __attribute__ ((__nonnull__ (3, 4))) ;
extern char *qgcvt (long double __value, int __ndigit, char *__buf)
     throw () __attribute__ ((__nonnull__ (3))) ;




extern int ecvt_r (double __value, int __ndigit, int *__restrict __decpt,
     int *__restrict __sign, char *__restrict __buf,
     size_t __len) throw () __attribute__ ((__nonnull__ (3, 4, 5)));
extern int fcvt_r (double __value, int __ndigit, int *__restrict __decpt,
     int *__restrict __sign, char *__restrict __buf,
     size_t __len) throw () __attribute__ ((__nonnull__ (3, 4, 5)));

extern int qecvt_r (long double __value, int __ndigit,
      int *__restrict __decpt, int *__restrict __sign,
      char *__restrict __buf, size_t __len)
     throw () __attribute__ ((__nonnull__ (3, 4, 5)));
extern int qfcvt_r (long double __value, int __ndigit,
      int *__restrict __decpt, int *__restrict __sign,
      char *__restrict __buf, size_t __len)
     throw () __attribute__ ((__nonnull__ (3, 4, 5)));






extern int mblen (const char *__s, size_t __n) throw ();


extern int mbtowc (wchar_t *__restrict __pwc,
     const char *__restrict __s, size_t __n) throw ();


extern int wctomb (char *__s, wchar_t __wchar) throw ();



extern size_t mbstowcs (wchar_t *__restrict __pwcs,
   const char *__restrict __s, size_t __n) throw ();

extern size_t wcstombs (char *__restrict __s,
   const wchar_t *__restrict __pwcs, size_t __n)
     throw ();








extern int rpmatch (const char *__response) throw () __attribute__ ((__nonnull__ (1))) ;
# 898 "/usr/include/stdlib.h" 3 4
extern int getsubopt (char **__restrict __optionp,
        char *const *__restrict __tokens,
        char **__restrict __valuep)
     throw () __attribute__ ((__nonnull__ (1, 2, 3))) ;





extern void setkey (const char *__key) throw () __attribute__ ((__nonnull__ (1)));







extern int posix_openpt (int __oflag) ;







extern int grantpt (int __fd) throw ();



extern int unlockpt (int __fd) throw ();




extern char *ptsname (int __fd) throw () ;






extern int ptsname_r (int __fd, char *__buf, size_t __buflen)
     throw () __attribute__ ((__nonnull__ (2)));


extern int getpt (void);






extern int getloadavg (double __loadavg[], int __nelem)
     throw () __attribute__ ((__nonnull__ (1)));


# 1 "/usr/include/bits/stdlib-float.h" 1 3 4
# 24 "/usr/include/bits/stdlib-float.h" 3 4

extern __inline __attribute__ ((__gnu_inline__)) double
__attribute__ ((__leaf__)) atof (const char *__nptr) throw ()
{
  return strtod (__nptr, (char **) __null);
}

# 955 "/usr/include/stdlib.h" 2 3 4
# 967 "/usr/include/stdlib.h" 3 4
}
# 76 "/usr/include/c++/6.2.1/cstdlib" 2 3
# 118 "/usr/include/c++/6.2.1/cstdlib" 3
extern "C++"
{
namespace std __attribute__ ((__visibility__ ("default")))
{


  using ::div_t;
  using ::ldiv_t;

  using ::abort;
  using ::abs;
  using ::atexit;


  using ::at_quick_exit;


  using ::atof;
  using ::atoi;
  using ::atol;
  using ::bsearch;
  using ::calloc;
  using ::div;
  using ::exit;
  using ::free;
  using ::getenv;
  using ::labs;
  using ::ldiv;
  using ::malloc;

  using ::mblen;
  using ::mbstowcs;
  using ::mbtowc;

  using ::qsort;


  using ::quick_exit;


  using ::rand;
  using ::realloc;
  using ::srand;
  using ::strtod;
  using ::strtol;
  using ::strtoul;
  using ::system;

  using ::wcstombs;
  using ::wctomb;



  inline long
  abs(long __i) { return __builtin_labs(__i); }

  inline ldiv_t
  div(long __i, long __j) { return ldiv(__i, __j); }



  inline long long
  abs(long long __x) { return __builtin_llabs (__x); }



  inline __int128
  abs(__int128 __x) { return __x >= 0 ? __x : -__x; }
# 201 "/usr/include/c++/6.2.1/cstdlib" 3

}
# 215 "/usr/include/c++/6.2.1/cstdlib" 3
namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{



  using ::lldiv_t;





  using ::_Exit;



  using ::llabs;

  inline lldiv_t
  div(long long __n, long long __d)
  { lldiv_t __q; __q.quot = __n / __d; __q.rem = __n % __d; return __q; }

  using ::lldiv;
# 247 "/usr/include/c++/6.2.1/cstdlib" 3
  using ::atoll;
  using ::strtoll;
  using ::strtoull;

  using ::strtof;
  using ::strtold;


}

namespace std
{

  using ::__gnu_cxx::lldiv_t;

  using ::__gnu_cxx::_Exit;

  using ::__gnu_cxx::llabs;
  using ::__gnu_cxx::div;
  using ::__gnu_cxx::lldiv;

  using ::__gnu_cxx::atoll;
  using ::__gnu_cxx::strtof;
  using ::__gnu_cxx::strtoll;
  using ::__gnu_cxx::strtoull;
  using ::__gnu_cxx::strtold;
}



}
# 42 "/usr/include/c++/6.2.1/ext/string_conversions.h" 2 3
# 1 "/usr/include/c++/6.2.1/cwchar" 1 3
# 39 "/usr/include/c++/6.2.1/cwchar" 3
       
# 40 "/usr/include/c++/6.2.1/cwchar" 3




# 1 "/usr/include/wchar.h" 1 3 4
# 45 "/usr/include/c++/6.2.1/cwchar" 2 3
# 43 "/usr/include/c++/6.2.1/ext/string_conversions.h" 2 3
# 1 "/usr/include/c++/6.2.1/cstdio" 1 3
# 39 "/usr/include/c++/6.2.1/cstdio" 3
       
# 40 "/usr/include/c++/6.2.1/cstdio" 3


# 1 "/usr/include/stdio.h" 1 3 4
# 29 "/usr/include/stdio.h" 3 4
extern "C" {



# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 34 "/usr/include/stdio.h" 2 3 4
# 74 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/libio.h" 1 3 4
# 31 "/usr/include/libio.h" 3 4
# 1 "/usr/include/_G_config.h" 1 3 4
# 15 "/usr/include/_G_config.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stddef.h" 1 3 4
# 16 "/usr/include/_G_config.h" 2 3 4




# 1 "/usr/include/wchar.h" 1 3 4
# 21 "/usr/include/_G_config.h" 2 3 4
typedef struct
{
  __off_t __pos;
  __mbstate_t __state;
} _G_fpos_t;
typedef struct
{
  __off64_t __pos;
  __mbstate_t __state;
} _G_fpos64_t;
# 32 "/usr/include/libio.h" 2 3 4
# 49 "/usr/include/libio.h" 3 4
# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/stdarg.h" 1 3 4
# 50 "/usr/include/libio.h" 2 3 4
# 144 "/usr/include/libio.h" 3 4
struct _IO_jump_t; struct _IO_FILE;





typedef void _IO_lock_t;





struct _IO_marker {
  struct _IO_marker *_next;
  struct _IO_FILE *_sbuf;



  int _pos;
# 173 "/usr/include/libio.h" 3 4
};


enum __codecvt_result
{
  __codecvt_ok,
  __codecvt_partial,
  __codecvt_error,
  __codecvt_noconv
};
# 241 "/usr/include/libio.h" 3 4
struct _IO_FILE {
  int _flags;




  char* _IO_read_ptr;
  char* _IO_read_end;
  char* _IO_read_base;
  char* _IO_write_base;
  char* _IO_write_ptr;
  char* _IO_write_end;
  char* _IO_buf_base;
  char* _IO_buf_end;

  char *_IO_save_base;
  char *_IO_backup_base;
  char *_IO_save_end;

  struct _IO_marker *_markers;

  struct _IO_FILE *_chain;

  int _fileno;



  int _flags2;

  __off_t _old_offset;



  unsigned short _cur_column;
  signed char _vtable_offset;
  char _shortbuf[1];



  _IO_lock_t *_lock;
# 289 "/usr/include/libio.h" 3 4
  __off64_t _offset;







  void *__pad1;
  void *__pad2;
  void *__pad3;
  void *__pad4;

  size_t __pad5;
  int _mode;

  char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)];

};





struct _IO_FILE_plus;

extern struct _IO_FILE_plus _IO_2_1_stdin_;
extern struct _IO_FILE_plus _IO_2_1_stdout_;
extern struct _IO_FILE_plus _IO_2_1_stderr_;
# 333 "/usr/include/libio.h" 3 4
typedef __ssize_t __io_read_fn (void *__cookie, char *__buf, size_t __nbytes);







typedef __ssize_t __io_write_fn (void *__cookie, const char *__buf,
     size_t __n);







typedef int __io_seek_fn (void *__cookie, __off64_t *__pos, int __w);


typedef int __io_close_fn (void *__cookie);




typedef __io_read_fn cookie_read_function_t;
typedef __io_write_fn cookie_write_function_t;
typedef __io_seek_fn cookie_seek_function_t;
typedef __io_close_fn cookie_close_function_t;


typedef struct
{
  __io_read_fn *read;
  __io_write_fn *write;
  __io_seek_fn *seek;
  __io_close_fn *close;
} _IO_cookie_io_functions_t;
typedef _IO_cookie_io_functions_t cookie_io_functions_t;

struct _IO_cookie_file;


extern void _IO_cookie_init (struct _IO_cookie_file *__cfile, int __read_write,
        void *__cookie, _IO_cookie_io_functions_t __fns);




extern "C" {


extern int __underflow (_IO_FILE *);
extern int __uflow (_IO_FILE *);
extern int __overflow (_IO_FILE *, int);
# 429 "/usr/include/libio.h" 3 4
extern int _IO_getc (_IO_FILE *__fp);
extern int _IO_putc (int __c, _IO_FILE *__fp);
extern int _IO_feof (_IO_FILE *__fp) throw ();
extern int _IO_ferror (_IO_FILE *__fp) throw ();

extern int _IO_peekc_locked (_IO_FILE *__fp);





extern void _IO_flockfile (_IO_FILE *) throw ();
extern void _IO_funlockfile (_IO_FILE *) throw ();
extern int _IO_ftrylockfile (_IO_FILE *) throw ();
# 459 "/usr/include/libio.h" 3 4
extern int _IO_vfscanf (_IO_FILE * __restrict, const char * __restrict,
   __gnuc_va_list, int *__restrict);
extern int _IO_vfprintf (_IO_FILE *__restrict, const char *__restrict,
    __gnuc_va_list);
extern __ssize_t _IO_padn (_IO_FILE *, int, __ssize_t);
extern size_t _IO_sgetn (_IO_FILE *, void *, size_t);

extern __off64_t _IO_seekoff (_IO_FILE *, __off64_t, int, int);
extern __off64_t _IO_seekpos (_IO_FILE *, __off64_t, int);

extern void _IO_free_backup_area (_IO_FILE *) throw ();
# 521 "/usr/include/libio.h" 3 4
}
# 75 "/usr/include/stdio.h" 2 3 4




typedef __gnuc_va_list va_list;
# 108 "/usr/include/stdio.h" 3 4


typedef _G_fpos_t fpos_t;





typedef _G_fpos64_t fpos64_t;
# 164 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/bits/stdio_lim.h" 1 3 4
# 165 "/usr/include/stdio.h" 2 3 4



extern struct _IO_FILE *stdin;
extern struct _IO_FILE *stdout;
extern struct _IO_FILE *stderr;







extern int remove (const char *__filename) throw ();

extern int rename (const char *__old, const char *__new) throw ();




extern int renameat (int __oldfd, const char *__old, int __newfd,
       const char *__new) throw ();








extern FILE *tmpfile (void) ;
# 205 "/usr/include/stdio.h" 3 4
extern FILE *tmpfile64 (void) ;



extern char *tmpnam (char *__s) throw () ;





extern char *tmpnam_r (char *__s) throw () ;
# 227 "/usr/include/stdio.h" 3 4
extern char *tempnam (const char *__dir, const char *__pfx)
     throw () __attribute__ ((__malloc__)) ;








extern int fclose (FILE *__stream);




extern int fflush (FILE *__stream);

# 252 "/usr/include/stdio.h" 3 4
extern int fflush_unlocked (FILE *__stream);
# 262 "/usr/include/stdio.h" 3 4
extern int fcloseall (void);









extern FILE *fopen (const char *__restrict __filename,
      const char *__restrict __modes) ;




extern FILE *freopen (const char *__restrict __filename,
        const char *__restrict __modes,
        FILE *__restrict __stream) ;
# 295 "/usr/include/stdio.h" 3 4


extern FILE *fopen64 (const char *__restrict __filename,
        const char *__restrict __modes) ;
extern FILE *freopen64 (const char *__restrict __filename,
   const char *__restrict __modes,
   FILE *__restrict __stream) ;




extern FILE *fdopen (int __fd, const char *__modes) throw () ;





extern FILE *fopencookie (void *__restrict __magic_cookie,
     const char *__restrict __modes,
     _IO_cookie_io_functions_t __io_funcs) throw () ;




extern FILE *fmemopen (void *__s, size_t __len, const char *__modes)
  throw () ;




extern FILE *open_memstream (char **__bufloc, size_t *__sizeloc) throw () ;






extern void setbuf (FILE *__restrict __stream, char *__restrict __buf) throw ();



extern int setvbuf (FILE *__restrict __stream, char *__restrict __buf,
      int __modes, size_t __n) throw ();





extern void setbuffer (FILE *__restrict __stream, char *__restrict __buf,
         size_t __size) throw ();


extern void setlinebuf (FILE *__stream) throw ();








extern int fprintf (FILE *__restrict __stream,
      const char *__restrict __format, ...);




extern int printf (const char *__restrict __format, ...);

extern int sprintf (char *__restrict __s,
      const char *__restrict __format, ...) throw ();





extern int vfprintf (FILE *__restrict __s, const char *__restrict __format,
       __gnuc_va_list __arg);




extern int vprintf (const char *__restrict __format, __gnuc_va_list __arg);

extern int vsprintf (char *__restrict __s, const char *__restrict __format,
       __gnuc_va_list __arg) throw ();





extern int snprintf (char *__restrict __s, size_t __maxlen,
       const char *__restrict __format, ...)
     throw () __attribute__ ((__format__ (__printf__, 3, 4)));

extern int vsnprintf (char *__restrict __s, size_t __maxlen,
        const char *__restrict __format, __gnuc_va_list __arg)
     throw () __attribute__ ((__format__ (__printf__, 3, 0)));






extern int vasprintf (char **__restrict __ptr, const char *__restrict __f,
        __gnuc_va_list __arg)
     throw () __attribute__ ((__format__ (__printf__, 2, 0))) ;
extern int __asprintf (char **__restrict __ptr,
         const char *__restrict __fmt, ...)
     throw () __attribute__ ((__format__ (__printf__, 2, 3))) ;
extern int asprintf (char **__restrict __ptr,
       const char *__restrict __fmt, ...)
     throw () __attribute__ ((__format__ (__printf__, 2, 3))) ;




extern int vdprintf (int __fd, const char *__restrict __fmt,
       __gnuc_va_list __arg)
     __attribute__ ((__format__ (__printf__, 2, 0)));
extern int dprintf (int __fd, const char *__restrict __fmt, ...)
     __attribute__ ((__format__ (__printf__, 2, 3)));








extern int fscanf (FILE *__restrict __stream,
     const char *__restrict __format, ...) ;




extern int scanf (const char *__restrict __format, ...) ;

extern int sscanf (const char *__restrict __s,
     const char *__restrict __format, ...) throw ();
# 463 "/usr/include/stdio.h" 3 4








extern int vfscanf (FILE *__restrict __s, const char *__restrict __format,
      __gnuc_va_list __arg)
     __attribute__ ((__format__ (__scanf__, 2, 0))) ;





extern int vscanf (const char *__restrict __format, __gnuc_va_list __arg)
     __attribute__ ((__format__ (__scanf__, 1, 0))) ;


extern int vsscanf (const char *__restrict __s,
      const char *__restrict __format, __gnuc_va_list __arg)
     throw () __attribute__ ((__format__ (__scanf__, 2, 0)));
# 522 "/usr/include/stdio.h" 3 4









extern int fgetc (FILE *__stream);
extern int getc (FILE *__stream);





extern int getchar (void);

# 550 "/usr/include/stdio.h" 3 4
extern int getc_unlocked (FILE *__stream);
extern int getchar_unlocked (void);
# 561 "/usr/include/stdio.h" 3 4
extern int fgetc_unlocked (FILE *__stream);











extern int fputc (int __c, FILE *__stream);
extern int putc (int __c, FILE *__stream);





extern int putchar (int __c);

# 594 "/usr/include/stdio.h" 3 4
extern int fputc_unlocked (int __c, FILE *__stream);







extern int putc_unlocked (int __c, FILE *__stream);
extern int putchar_unlocked (int __c);






extern int getw (FILE *__stream);


extern int putw (int __w, FILE *__stream);








extern char *fgets (char *__restrict __s, int __n, FILE *__restrict __stream)
     ;
# 640 "/usr/include/stdio.h" 3 4

# 649 "/usr/include/stdio.h" 3 4
extern char *fgets_unlocked (char *__restrict __s, int __n,
        FILE *__restrict __stream) ;
# 665 "/usr/include/stdio.h" 3 4
extern __ssize_t __getdelim (char **__restrict __lineptr,
          size_t *__restrict __n, int __delimiter,
          FILE *__restrict __stream) ;
extern __ssize_t getdelim (char **__restrict __lineptr,
        size_t *__restrict __n, int __delimiter,
        FILE *__restrict __stream) ;







extern __ssize_t getline (char **__restrict __lineptr,
       size_t *__restrict __n,
       FILE *__restrict __stream) ;








extern int fputs (const char *__restrict __s, FILE *__restrict __stream);





extern int puts (const char *__s);






extern int ungetc (int __c, FILE *__stream);






extern size_t fread (void *__restrict __ptr, size_t __size,
       size_t __n, FILE *__restrict __stream) ;




extern size_t fwrite (const void *__restrict __ptr, size_t __size,
        size_t __n, FILE *__restrict __s);

# 726 "/usr/include/stdio.h" 3 4
extern int fputs_unlocked (const char *__restrict __s,
      FILE *__restrict __stream);
# 737 "/usr/include/stdio.h" 3 4
extern size_t fread_unlocked (void *__restrict __ptr, size_t __size,
         size_t __n, FILE *__restrict __stream) ;
extern size_t fwrite_unlocked (const void *__restrict __ptr, size_t __size,
          size_t __n, FILE *__restrict __stream);








extern int fseek (FILE *__stream, long int __off, int __whence);




extern long int ftell (FILE *__stream) ;




extern void rewind (FILE *__stream);

# 773 "/usr/include/stdio.h" 3 4
extern int fseeko (FILE *__stream, __off_t __off, int __whence);




extern __off_t ftello (FILE *__stream) ;
# 792 "/usr/include/stdio.h" 3 4






extern int fgetpos (FILE *__restrict __stream, fpos_t *__restrict __pos);




extern int fsetpos (FILE *__stream, const fpos_t *__pos);
# 815 "/usr/include/stdio.h" 3 4



extern int fseeko64 (FILE *__stream, __off64_t __off, int __whence);
extern __off64_t ftello64 (FILE *__stream) ;
extern int fgetpos64 (FILE *__restrict __stream, fpos64_t *__restrict __pos);
extern int fsetpos64 (FILE *__stream, const fpos64_t *__pos);




extern void clearerr (FILE *__stream) throw ();

extern int feof (FILE *__stream) throw () ;

extern int ferror (FILE *__stream) throw () ;




extern void clearerr_unlocked (FILE *__stream) throw ();
extern int feof_unlocked (FILE *__stream) throw () ;
extern int ferror_unlocked (FILE *__stream) throw () ;








extern void perror (const char *__s);






# 1 "/usr/include/bits/sys_errlist.h" 1 3 4
# 26 "/usr/include/bits/sys_errlist.h" 3 4
extern int sys_nerr;
extern const char *const sys_errlist[];


extern int _sys_nerr;
extern const char *const _sys_errlist[];
# 854 "/usr/include/stdio.h" 2 3 4




extern int fileno (FILE *__stream) throw () ;




extern int fileno_unlocked (FILE *__stream) throw () ;
# 872 "/usr/include/stdio.h" 3 4
extern FILE *popen (const char *__command, const char *__modes) ;





extern int pclose (FILE *__stream);





extern char *ctermid (char *__s) throw ();





extern char *cuserid (char *__s);




struct obstack;


extern int obstack_printf (struct obstack *__restrict __obstack,
      const char *__restrict __format, ...)
     throw () __attribute__ ((__format__ (__printf__, 2, 3)));
extern int obstack_vprintf (struct obstack *__restrict __obstack,
       const char *__restrict __format,
       __gnuc_va_list __args)
     throw () __attribute__ ((__format__ (__printf__, 2, 0)));







extern void flockfile (FILE *__stream) throw ();



extern int ftrylockfile (FILE *__stream) throw () ;


extern void funlockfile (FILE *__stream) throw ();
# 933 "/usr/include/stdio.h" 3 4
# 1 "/usr/include/bits/stdio.h" 1 3 4
# 35 "/usr/include/bits/stdio.h" 3 4
extern __inline __attribute__ ((__gnu_inline__)) int
vprintf (const char *__restrict __fmt, __gnuc_va_list __arg)
{
  return vfprintf (stdout, __fmt, __arg);
}



extern __inline __attribute__ ((__gnu_inline__)) int
getchar (void)
{
  return _IO_getc (stdin);
}




extern __inline __attribute__ ((__gnu_inline__)) int
fgetc_unlocked (FILE *__fp)
{
  return (__builtin_expect (((__fp)->_IO_read_ptr >= (__fp)->_IO_read_end), 0) ? __uflow (__fp) : *(unsigned char *) (__fp)->_IO_read_ptr++);
}





extern __inline __attribute__ ((__gnu_inline__)) int
getc_unlocked (FILE *__fp)
{
  return (__builtin_expect (((__fp)->_IO_read_ptr >= (__fp)->_IO_read_end), 0) ? __uflow (__fp) : *(unsigned char *) (__fp)->_IO_read_ptr++);
}


extern __inline __attribute__ ((__gnu_inline__)) int
getchar_unlocked (void)
{
  return (__builtin_expect (((stdin)->_IO_read_ptr >= (stdin)->_IO_read_end), 0) ? __uflow (stdin) : *(unsigned char *) (stdin)->_IO_read_ptr++);
}




extern __inline __attribute__ ((__gnu_inline__)) int
putchar (int __c)
{
  return _IO_putc (__c, stdout);
}




extern __inline __attribute__ ((__gnu_inline__)) int
fputc_unlocked (int __c, FILE *__stream)
{
  return (__builtin_expect (((__stream)->_IO_write_ptr >= (__stream)->_IO_write_end), 0) ? __overflow (__stream, (unsigned char) (__c)) : (unsigned char) (*(__stream)->_IO_write_ptr++ = (__c)));
}





extern __inline __attribute__ ((__gnu_inline__)) int
putc_unlocked (int __c, FILE *__stream)
{
  return (__builtin_expect (((__stream)->_IO_write_ptr >= (__stream)->_IO_write_end), 0) ? __overflow (__stream, (unsigned char) (__c)) : (unsigned char) (*(__stream)->_IO_write_ptr++ = (__c)));
}


extern __inline __attribute__ ((__gnu_inline__)) int
putchar_unlocked (int __c)
{
  return (__builtin_expect (((stdout)->_IO_write_ptr >= (stdout)->_IO_write_end), 0) ? __overflow (stdout, (unsigned char) (__c)) : (unsigned char) (*(stdout)->_IO_write_ptr++ = (__c)));
}





extern __inline __attribute__ ((__gnu_inline__)) __ssize_t
getline (char **__lineptr, size_t *__n, FILE *__stream)
{
  return __getdelim (__lineptr, __n, '\n', __stream);
}





extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__leaf__)) feof_unlocked (FILE *__stream) throw ()
{
  return (((__stream)->_flags & 0x10) != 0);
}


extern __inline __attribute__ ((__gnu_inline__)) int
__attribute__ ((__leaf__)) ferror_unlocked (FILE *__stream) throw ()
{
  return (((__stream)->_flags & 0x20) != 0);
}
# 934 "/usr/include/stdio.h" 2 3 4
# 942 "/usr/include/stdio.h" 3 4
}
# 43 "/usr/include/c++/6.2.1/cstdio" 2 3





extern "C" char* gets (char* __s) __attribute__((__deprecated__));
# 96 "/usr/include/c++/6.2.1/cstdio" 3
namespace std
{
  using ::FILE;
  using ::fpos_t;

  using ::clearerr;
  using ::fclose;
  using ::feof;
  using ::ferror;
  using ::fflush;
  using ::fgetc;
  using ::fgetpos;
  using ::fgets;
  using ::fopen;
  using ::fprintf;
  using ::fputc;
  using ::fputs;
  using ::fread;
  using ::freopen;
  using ::fscanf;
  using ::fseek;
  using ::fsetpos;
  using ::ftell;
  using ::fwrite;
  using ::getc;
  using ::getchar;




  using ::perror;
  using ::printf;
  using ::putc;
  using ::putchar;
  using ::puts;
  using ::remove;
  using ::rename;
  using ::rewind;
  using ::scanf;
  using ::setbuf;
  using ::setvbuf;
  using ::sprintf;
  using ::sscanf;
  using ::tmpfile;

  using ::tmpnam;

  using ::ungetc;
  using ::vfprintf;
  using ::vprintf;
  using ::vsprintf;
}
# 157 "/usr/include/c++/6.2.1/cstdio" 3
namespace __gnu_cxx
{
# 175 "/usr/include/c++/6.2.1/cstdio" 3
  using ::snprintf;
  using ::vfscanf;
  using ::vscanf;
  using ::vsnprintf;
  using ::vsscanf;

}

namespace std
{
  using ::__gnu_cxx::snprintf;
  using ::__gnu_cxx::vfscanf;
  using ::__gnu_cxx::vscanf;
  using ::__gnu_cxx::vsnprintf;
  using ::__gnu_cxx::vsscanf;
}
# 44 "/usr/include/c++/6.2.1/ext/string_conversions.h" 2 3
# 1 "/usr/include/c++/6.2.1/cerrno" 1 3
# 39 "/usr/include/c++/6.2.1/cerrno" 3
       
# 40 "/usr/include/c++/6.2.1/cerrno" 3


# 1 "/usr/include/errno.h" 1 3 4
# 31 "/usr/include/errno.h" 3 4
extern "C" {



# 1 "/usr/include/bits/errno.h" 1 3 4
# 24 "/usr/include/bits/errno.h" 3 4
# 1 "/usr/include/linux/errno.h" 1 3 4
# 1 "/usr/include/asm/errno.h" 1 3 4
# 1 "/usr/include/asm-generic/errno.h" 1 3 4



# 1 "/usr/include/asm-generic/errno-base.h" 1 3 4
# 5 "/usr/include/asm-generic/errno.h" 2 3 4
# 1 "/usr/include/asm/errno.h" 2 3 4
# 1 "/usr/include/linux/errno.h" 2 3 4
# 25 "/usr/include/bits/errno.h" 2 3 4
# 50 "/usr/include/bits/errno.h" 3 4
extern int *__errno_location (void) throw () __attribute__ ((__const__));
# 36 "/usr/include/errno.h" 2 3 4
# 54 "/usr/include/errno.h" 3 4
extern char *program_invocation_name, *program_invocation_short_name;



}
# 68 "/usr/include/errno.h" 3 4
typedef int error_t;
# 43 "/usr/include/c++/6.2.1/cerrno" 2 3
# 45 "/usr/include/c++/6.2.1/ext/string_conversions.h" 2 3

namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{



  template<typename _TRet, typename _Ret = _TRet, typename _CharT,
    typename... _Base>
    _Ret
    __stoa(_TRet (*__convf) (const _CharT*, _CharT**, _Base...),
    const char* __name, const _CharT* __str, std::size_t* __idx,
    _Base... __base)
    {
      _Ret __ret;

      _CharT* __endptr;

      struct _Save_errno {
 _Save_errno() : _M_errno((*__errno_location ())) { (*__errno_location ()) = 0; }
 ~_Save_errno() { if ((*__errno_location ()) == 0) (*__errno_location ()) = _M_errno; }
 int _M_errno;
      } const __save_errno;

      const _TRet __tmp = __convf(__str, &__endptr, __base...);

      if (__endptr == __str)
 std::__throw_invalid_argument(__name);
      else if ((*__errno_location ()) == 34
        || (std::__are_same<_Ret, int>::__value
     && (__tmp < __numeric_traits<int>::__min
         || __tmp > __numeric_traits<int>::__max)))
 std::__throw_out_of_range(__name);
      else
 __ret = __tmp;

      if (__idx)
 *__idx = __endptr - __str;

      return __ret;
    }


  template<typename _String, typename _CharT = typename _String::value_type>
    _String
    __to_xstring(int (*__convf) (_CharT*, std::size_t, const _CharT*,
     __builtin_va_list), std::size_t __n,
   const _CharT* __fmt, ...)
    {


      _CharT* __s = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
         * __n));

      __builtin_va_list __args;
      __builtin_va_start(__args, __fmt);

      const int __len = __convf(__s, __n, __fmt, __args);

      __builtin_va_end(__args);

      return _String(__s, __s + __len);
    }


}
# 5403 "/usr/include/c++/6.2.1/bits/basic_string.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

namespace __cxx11 {



  inline int
  stoi(const string& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa<long, int>(&std::strtol, "stoi", __str.c_str(),
     __idx, __base); }

  inline long
  stol(const string& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::strtol, "stol", __str.c_str(),
        __idx, __base); }

  inline unsigned long
  stoul(const string& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::strtoul, "stoul", __str.c_str(),
        __idx, __base); }

  inline long long
  stoll(const string& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::strtoll, "stoll", __str.c_str(),
        __idx, __base); }

  inline unsigned long long
  stoull(const string& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::strtoull, "stoull", __str.c_str(),
        __idx, __base); }


  inline float
  stof(const string& __str, size_t* __idx = 0)
  { return __gnu_cxx::__stoa(&std::strtof, "stof", __str.c_str(), __idx); }

  inline double
  stod(const string& __str, size_t* __idx = 0)
  { return __gnu_cxx::__stoa(&std::strtod, "stod", __str.c_str(), __idx); }

  inline long double
  stold(const string& __str, size_t* __idx = 0)
  { return __gnu_cxx::__stoa(&std::strtold, "stold", __str.c_str(), __idx); }






  inline string
  to_string(int __val)
  { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, 4 * sizeof(int),
        "%d", __val); }

  inline string
  to_string(unsigned __val)
  { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
        4 * sizeof(unsigned),
        "%u", __val); }

  inline string
  to_string(long __val)
  { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, 4 * sizeof(long),
        "%ld", __val); }

  inline string
  to_string(unsigned long __val)
  { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
        4 * sizeof(unsigned long),
        "%lu", __val); }

  inline string
  to_string(long long __val)
  { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
        4 * sizeof(long long),
        "%lld", __val); }

  inline string
  to_string(unsigned long long __val)
  { return __gnu_cxx::__to_xstring<string>(&std::vsnprintf,
        4 * sizeof(unsigned long long),
        "%llu", __val); }

  inline string
  to_string(float __val)
  {
    const int __n =
      __gnu_cxx::__numeric_traits<float>::__max_exponent10 + 20;
    return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
        "%f", __val);
  }

  inline string
  to_string(double __val)
  {
    const int __n =
      __gnu_cxx::__numeric_traits<double>::__max_exponent10 + 20;
    return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
        "%f", __val);
  }

  inline string
  to_string(long double __val)
  {
    const int __n =
      __gnu_cxx::__numeric_traits<long double>::__max_exponent10 + 20;
    return __gnu_cxx::__to_xstring<string>(&std::vsnprintf, __n,
        "%Lf", __val);
  }



  inline int
  stoi(const wstring& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa<long, int>(&std::wcstol, "stoi", __str.c_str(),
     __idx, __base); }

  inline long
  stol(const wstring& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::wcstol, "stol", __str.c_str(),
        __idx, __base); }

  inline unsigned long
  stoul(const wstring& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::wcstoul, "stoul", __str.c_str(),
        __idx, __base); }

  inline long long
  stoll(const wstring& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::wcstoll, "stoll", __str.c_str(),
        __idx, __base); }

  inline unsigned long long
  stoull(const wstring& __str, size_t* __idx = 0, int __base = 10)
  { return __gnu_cxx::__stoa(&std::wcstoull, "stoull", __str.c_str(),
        __idx, __base); }


  inline float
  stof(const wstring& __str, size_t* __idx = 0)
  { return __gnu_cxx::__stoa(&std::wcstof, "stof", __str.c_str(), __idx); }

  inline double
  stod(const wstring& __str, size_t* __idx = 0)
  { return __gnu_cxx::__stoa(&std::wcstod, "stod", __str.c_str(), __idx); }

  inline long double
  stold(const wstring& __str, size_t* __idx = 0)
  { return __gnu_cxx::__stoa(&std::wcstold, "stold", __str.c_str(), __idx); }



  inline wstring
  to_wstring(int __val)
  { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, 4 * sizeof(int),
         L"%d", __val); }

  inline wstring
  to_wstring(unsigned __val)
  { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
         4 * sizeof(unsigned),
         L"%u", __val); }

  inline wstring
  to_wstring(long __val)
  { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, 4 * sizeof(long),
         L"%ld", __val); }

  inline wstring
  to_wstring(unsigned long __val)
  { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
         4 * sizeof(unsigned long),
         L"%lu", __val); }

  inline wstring
  to_wstring(long long __val)
  { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
         4 * sizeof(long long),
         L"%lld", __val); }

  inline wstring
  to_wstring(unsigned long long __val)
  { return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf,
         4 * sizeof(unsigned long long),
         L"%llu", __val); }

  inline wstring
  to_wstring(float __val)
  {
    const int __n =
      __gnu_cxx::__numeric_traits<float>::__max_exponent10 + 20;
    return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, __n,
         L"%f", __val);
  }

  inline wstring
  to_wstring(double __val)
  {
    const int __n =
      __gnu_cxx::__numeric_traits<double>::__max_exponent10 + 20;
    return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, __n,
         L"%f", __val);
  }

  inline wstring
  to_wstring(long double __val)
  {
    const int __n =
      __gnu_cxx::__numeric_traits<long double>::__max_exponent10 + 20;
    return __gnu_cxx::__to_xstring<wstring>(&std::vswprintf, __n,
         L"%Lf", __val);
  }



}

}





# 1 "/usr/include/c++/6.2.1/bits/functional_hash.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/functional_hash.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/functional_hash.h" 3

# 1 "/usr/include/c++/6.2.1/bits/hash_bytes.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/hash_bytes.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/hash_bytes.h" 3



namespace std
{







  size_t
  _Hash_bytes(const void* __ptr, size_t __len, size_t __seed);





  size_t
  _Fnv_hash_bytes(const void* __ptr, size_t __len, size_t __seed);


}
# 36 "/usr/include/c++/6.2.1/bits/functional_hash.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 49 "/usr/include/c++/6.2.1/bits/functional_hash.h" 3
  template<typename _Result, typename _Arg>
    struct __hash_base
    {
      typedef _Result result_type;
      typedef _Arg argument_type;
    };


  template<typename _Tp>
    struct hash;


  template<typename _Tp, bool = is_enum<_Tp>::value>
    struct __hash_enum
    {
    private:

      __hash_enum(__hash_enum&&);
      ~__hash_enum();
    };


  template<typename _Tp>
    struct __hash_enum<_Tp, true> : public __hash_base<size_t, _Tp>
    {
      size_t
      operator()(_Tp __val) const noexcept
      {
       using __type = typename underlying_type<_Tp>::type;
       return hash<__type>{}(static_cast<__type>(__val));
      }
    };



  template<typename _Tp>
    struct hash : __hash_enum<_Tp>
    { };


  template<typename _Tp>
    struct hash<_Tp*> : public __hash_base<size_t, _Tp*>
    {
      size_t
      operator()(_Tp* __p) const noexcept
      { return reinterpret_cast<size_t>(__p); }
    };
# 108 "/usr/include/c++/6.2.1/bits/functional_hash.h" 3
  template<> struct hash<bool> : public __hash_base<size_t, bool> { size_t operator()(bool __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<char> : public __hash_base<size_t, char> { size_t operator()(char __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<signed char> : public __hash_base<size_t, signed char> { size_t operator()(signed char __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<unsigned char> : public __hash_base<size_t, unsigned char> { size_t operator()(unsigned char __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<wchar_t> : public __hash_base<size_t, wchar_t> { size_t operator()(wchar_t __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<char16_t> : public __hash_base<size_t, char16_t> { size_t operator()(char16_t __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<char32_t> : public __hash_base<size_t, char32_t> { size_t operator()(char32_t __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<short> : public __hash_base<size_t, short> { size_t operator()(short __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<int> : public __hash_base<size_t, int> { size_t operator()(int __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<long> : public __hash_base<size_t, long> { size_t operator()(long __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<long long> : public __hash_base<size_t, long long> { size_t operator()(long long __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<unsigned short> : public __hash_base<size_t, unsigned short> { size_t operator()(unsigned short __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<unsigned int> : public __hash_base<size_t, unsigned int> { size_t operator()(unsigned int __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<unsigned long> : public __hash_base<size_t, unsigned long> { size_t operator()(unsigned long __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<unsigned long long> : public __hash_base<size_t, unsigned long long> { size_t operator()(unsigned long long __val) const noexcept { return static_cast<size_t>(__val); } };


  template<> struct hash<__int128> : public __hash_base<size_t, __int128> { size_t operator()(__int128 __val) const noexcept { return static_cast<size_t>(__val); } };
  template<> struct hash<__int128 unsigned> : public __hash_base<size_t, __int128 unsigned> { size_t operator()(__int128 unsigned __val) const noexcept { return static_cast<size_t>(__val); } };
# 171 "/usr/include/c++/6.2.1/bits/functional_hash.h" 3
  struct _Hash_impl
  {
    static size_t
    hash(const void* __ptr, size_t __clength,
  size_t __seed = static_cast<size_t>(0xc70f6907UL))
    { return _Hash_bytes(__ptr, __clength, __seed); }

    template<typename _Tp>
      static size_t
      hash(const _Tp& __val)
      { return hash(&__val, sizeof(__val)); }

    template<typename _Tp>
      static size_t
      __hash_combine(const _Tp& __val, size_t __hash)
      { return hash(&__val, sizeof(__val), __hash); }
  };

  struct _Fnv_hash_impl
  {
    static size_t
    hash(const void* __ptr, size_t __clength,
  size_t __seed = static_cast<size_t>(2166136261UL))
    { return _Fnv_hash_bytes(__ptr, __clength, __seed); }

    template<typename _Tp>
      static size_t
      hash(const _Tp& __val)
      { return hash(&__val, sizeof(__val)); }

    template<typename _Tp>
      static size_t
      __hash_combine(const _Tp& __val, size_t __hash)
      { return hash(&__val, sizeof(__val), __hash); }
  };


  template<>
    struct hash<float> : public __hash_base<size_t, float>
    {
      size_t
      operator()(float __val) const noexcept
      {

 return __val != 0.0f ? std::_Hash_impl::hash(__val) : 0;
      }
    };


  template<>
    struct hash<double> : public __hash_base<size_t, double>
    {
      size_t
      operator()(double __val) const noexcept
      {

 return __val != 0.0 ? std::_Hash_impl::hash(__val) : 0;
      }
    };


  template<>
    struct hash<long double>
    : public __hash_base<size_t, long double>
    {
      __attribute__ ((__pure__)) size_t
      operator()(long double __val) const noexcept;
    };







  template<typename _Hash>
    struct __is_fast_hash : public std::true_type
    { };

  template<>
    struct __is_fast_hash<hash<long double>> : public std::false_type
    { };


}
# 5629 "/usr/include/c++/6.2.1/bits/basic_string.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{






  template<>
    struct hash<string>
    : public __hash_base<size_t, string>
    {
      size_t
      operator()(const string& __s) const noexcept
      { return std::_Hash_impl::hash(__s.data(), __s.length()); }
    };

  template<>
    struct __is_fast_hash<hash<string>> : std::false_type
    { };



  template<>
    struct hash<wstring>
    : public __hash_base<size_t, wstring>
    {
      size_t
      operator()(const wstring& __s) const noexcept
      { return std::_Hash_impl::hash(__s.data(),
                                     __s.length() * sizeof(wchar_t)); }
    };

  template<>
    struct __is_fast_hash<hash<wstring>> : std::false_type
    { };





  template<>
    struct hash<u16string>
    : public __hash_base<size_t, u16string>
    {
      size_t
      operator()(const u16string& __s) const noexcept
      { return std::_Hash_impl::hash(__s.data(),
                                     __s.length() * sizeof(char16_t)); }
    };

  template<>
    struct __is_fast_hash<hash<u16string>> : std::false_type
    { };


  template<>
    struct hash<u32string>
    : public __hash_base<size_t, u32string>
    {
      size_t
      operator()(const u32string& __s) const noexcept
      { return std::_Hash_impl::hash(__s.data(),
                                     __s.length() * sizeof(char32_t)); }
    };

  template<>
    struct __is_fast_hash<hash<u32string>> : std::false_type
    { };






  inline namespace literals
  {
  inline namespace string_literals
  {

    __attribute ((__abi_tag__ ("cxx11")))
    inline basic_string<char>
    operator""s(const char* __str, size_t __len)
    { return basic_string<char>{__str, __len}; }


    __attribute ((__abi_tag__ ("cxx11")))
    inline basic_string<wchar_t>
    operator""s(const wchar_t* __str, size_t __len)
    { return basic_string<wchar_t>{__str, __len}; }



    __attribute ((__abi_tag__ ("cxx11")))
    inline basic_string<char16_t>
    operator""s(const char16_t* __str, size_t __len)
    { return basic_string<char16_t>{__str, __len}; }

    __attribute ((__abi_tag__ ("cxx11")))
    inline basic_string<char32_t>
    operator""s(const char32_t* __str, size_t __len)
    { return basic_string<char32_t>{__str, __len}; }


  }
  }




}
# 53 "/usr/include/c++/6.2.1/string" 2 3
# 1 "/usr/include/c++/6.2.1/bits/basic_string.tcc" 1 3
# 42 "/usr/include/c++/6.2.1/bits/basic_string.tcc" 3
       
# 43 "/usr/include/c++/6.2.1/bits/basic_string.tcc" 3



namespace std __attribute__ ((__visibility__ ("default")))
{




  template<typename _CharT, typename _Traits, typename _Alloc>
    const typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::npos;

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    swap(basic_string& __s) noexcept
    {
      if (this == &__s)
 return;

      _Alloc_traits::_S_on_swap(_M_get_allocator(), __s._M_get_allocator());

      if (_M_is_local())
 if (__s._M_is_local())
   {
     if (length() && __s.length())
       {
  _CharT __tmp_data[_S_local_capacity + 1];
  traits_type::copy(__tmp_data, __s._M_local_buf,
      _S_local_capacity + 1);
  traits_type::copy(__s._M_local_buf, _M_local_buf,
      _S_local_capacity + 1);
  traits_type::copy(_M_local_buf, __tmp_data,
      _S_local_capacity + 1);
       }
     else if (__s.length())
       {
  traits_type::copy(_M_local_buf, __s._M_local_buf,
      _S_local_capacity + 1);
  _M_length(__s.length());
  __s._M_set_length(0);
  return;
       }
     else if (length())
       {
  traits_type::copy(__s._M_local_buf, _M_local_buf,
      _S_local_capacity + 1);
  __s._M_length(length());
  _M_set_length(0);
  return;
       }
   }
 else
   {
     const size_type __tmp_capacity = __s._M_allocated_capacity;
     traits_type::copy(__s._M_local_buf, _M_local_buf,
         _S_local_capacity + 1);
     _M_data(__s._M_data());
     __s._M_data(__s._M_local_buf);
     _M_capacity(__tmp_capacity);
   }
      else
 {
   const size_type __tmp_capacity = _M_allocated_capacity;
   if (__s._M_is_local())
     {
       traits_type::copy(_M_local_buf, __s._M_local_buf,
    _S_local_capacity + 1);
       __s._M_data(_M_data());
       _M_data(_M_local_buf);
     }
   else
     {
       pointer __tmp_ptr = _M_data();
       _M_data(__s._M_data());
       __s._M_data(__tmp_ptr);
       _M_capacity(__s._M_allocated_capacity);
     }
   __s._M_capacity(__tmp_capacity);
 }

      const size_type __tmp_length = length();
      _M_length(__s.length());
      __s._M_length(__tmp_length);
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::pointer
    basic_string<_CharT, _Traits, _Alloc>::
    _M_create(size_type& __capacity, size_type __old_capacity)
    {


      if (__capacity > max_size())
 std::__throw_length_error(("basic_string::_M_create"));




      if (__capacity > __old_capacity && __capacity < 2 * __old_capacity)
 {
   __capacity = 2 * __old_capacity;

   if (__capacity > max_size())
     __capacity = max_size();
 }



      return _Alloc_traits::allocate(_M_get_allocator(), __capacity + 1);
    }





  template<typename _CharT, typename _Traits, typename _Alloc>
    template<typename _InIterator>
      void
      basic_string<_CharT, _Traits, _Alloc>::
      _M_construct(_InIterator __beg, _InIterator __end,
     std::input_iterator_tag)
      {
 size_type __len = 0;
 size_type __capacity = size_type(_S_local_capacity);

 while (__beg != __end && __len < __capacity)
   {
     _M_data()[__len++] = *__beg;
     ++__beg;
   }

 try
   {
     while (__beg != __end)
       {
  if (__len == __capacity)
    {

      __capacity = __len + 1;
      pointer __another = _M_create(__capacity, __len);
      this->_S_copy(__another, _M_data(), __len);
      _M_dispose();
      _M_data(__another);
      _M_capacity(__capacity);
    }
  _M_data()[__len++] = *__beg;
  ++__beg;
       }
   }
 catch(...)
   {
     _M_dispose();
     throw;
   }

 _M_set_length(__len);
      }

  template<typename _CharT, typename _Traits, typename _Alloc>
    template<typename _InIterator>
      void
      basic_string<_CharT, _Traits, _Alloc>::
      _M_construct(_InIterator __beg, _InIterator __end,
     std::forward_iterator_tag)
      {

 if (__gnu_cxx::__is_null_pointer(__beg) && __beg != __end)
   std::__throw_logic_error(("basic_string::" "_M_construct null not valid")
                                         );

 size_type __dnew = static_cast<size_type>(std::distance(__beg, __end));

 if (__dnew > size_type(_S_local_capacity))
   {
     _M_data(_M_create(__dnew, size_type(0)));
     _M_capacity(__dnew);
   }


 try
   { this->_S_copy_chars(_M_data(), __beg, __end); }
 catch(...)
   {
     _M_dispose();
     throw;
   }

 _M_set_length(__dnew);
      }

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    _M_construct(size_type __n, _CharT __c)
    {
      if (__n > size_type(_S_local_capacity))
 {
   _M_data(_M_create(__n, size_type(0)));
   _M_capacity(__n);
 }

      if (__n)
 this->_S_assign(_M_data(), __n, __c);

      _M_set_length(__n);
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    _M_assign(const basic_string& __str)
    {
      if (this != &__str)
 {
   const size_type __rsize = __str.length();
   const size_type __capacity = capacity();

   if (__rsize > __capacity)
     {
       size_type __new_capacity = __rsize;
       pointer __tmp = _M_create(__new_capacity, __capacity);
       _M_dispose();
       _M_data(__tmp);
       _M_capacity(__new_capacity);
     }

   if (__rsize)
     this->_S_copy(_M_data(), __str._M_data(), __rsize);

   _M_set_length(__rsize);
 }
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    reserve(size_type __res)
    {

      if (__res < length())
 __res = length();

      const size_type __capacity = capacity();
      if (__res != __capacity)
 {
   if (__res > __capacity
       || __res > size_type(_S_local_capacity))
     {
       pointer __tmp = _M_create(__res, __capacity);
       this->_S_copy(__tmp, _M_data(), length() + 1);
       _M_dispose();
       _M_data(__tmp);
       _M_capacity(__res);
     }
   else if (!_M_is_local())
     {
       this->_S_copy(_M_local_data(), _M_data(), length() + 1);
       _M_destroy(__capacity);
       _M_data(_M_local_data());
     }
 }
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    _M_mutate(size_type __pos, size_type __len1, const _CharT* __s,
       size_type __len2)
    {
      const size_type __how_much = length() - __pos - __len1;

      size_type __new_capacity = length() + __len2 - __len1;
      pointer __r = _M_create(__new_capacity, capacity());

      if (__pos)
 this->_S_copy(__r, _M_data(), __pos);
      if (__s && __len2)
 this->_S_copy(__r + __pos, __s, __len2);
      if (__how_much)
 this->_S_copy(__r + __pos + __len2,
        _M_data() + __pos + __len1, __how_much);

      _M_dispose();
      _M_data(__r);
      _M_capacity(__new_capacity);
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    _M_erase(size_type __pos, size_type __n)
    {
      const size_type __how_much = length() - __pos - __n;

      if (__how_much && __n)
 this->_S_move(_M_data() + __pos, _M_data() + __pos + __n, __how_much);

      _M_set_length(length() - __n);
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    void
    basic_string<_CharT, _Traits, _Alloc>::
    resize(size_type __n, _CharT __c)
    {
      const size_type __size = this->size();
      if (__size < __n)
 this->append(__n - __size, __c);
      else if (__n < __size)
 this->_M_erase(__n, __size - __n);
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT, _Traits, _Alloc>&
    basic_string<_CharT, _Traits, _Alloc>::
    _M_append(const _CharT* __s, size_type __n)
    {
      const size_type __len = __n + this->size();

      if (__len <= this->capacity())
 {
   if (__n)
     this->_S_copy(this->_M_data() + this->size(), __s, __n);
 }
      else
 this->_M_mutate(this->size(), size_type(0), __s, __n);

      this->_M_set_length(__len);
      return *this;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    template<typename _InputIterator>
      basic_string<_CharT, _Traits, _Alloc>&
      basic_string<_CharT, _Traits, _Alloc>::
      _M_replace_dispatch(const_iterator __i1, const_iterator __i2,
     _InputIterator __k1, _InputIterator __k2,
     std::__false_type)
      {
 const basic_string __s(__k1, __k2);
 const size_type __n1 = __i2 - __i1;
 return _M_replace(__i1 - begin(), __n1, __s._M_data(),
     __s.size());
      }

  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT, _Traits, _Alloc>&
    basic_string<_CharT, _Traits, _Alloc>::
    _M_replace_aux(size_type __pos1, size_type __n1, size_type __n2,
     _CharT __c)
    {
      _M_check_length(__n1, __n2, "basic_string::_M_replace_aux");

      const size_type __old_size = this->size();
      const size_type __new_size = __old_size + __n2 - __n1;

      if (__new_size <= this->capacity())
 {
   pointer __p = this->_M_data() + __pos1;

   const size_type __how_much = __old_size - __pos1 - __n1;
   if (__how_much && __n1 != __n2)
     this->_S_move(__p + __n2, __p + __n1, __how_much);
 }
      else
 this->_M_mutate(__pos1, __n1, 0, __n2);

      if (__n2)
 this->_S_assign(this->_M_data() + __pos1, __n2, __c);

      this->_M_set_length(__new_size);
      return *this;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT, _Traits, _Alloc>&
    basic_string<_CharT, _Traits, _Alloc>::
    _M_replace(size_type __pos, size_type __len1, const _CharT* __s,
        const size_type __len2)
    {
      _M_check_length(__len1, __len2, "basic_string::_M_replace");

      const size_type __old_size = this->size();
      const size_type __new_size = __old_size + __len2 - __len1;

      if (__new_size <= this->capacity())
 {
   pointer __p = this->_M_data() + __pos;

   const size_type __how_much = __old_size - __pos - __len1;
   if (_M_disjunct(__s))
     {
       if (__how_much && __len1 != __len2)
  this->_S_move(__p + __len2, __p + __len1, __how_much);
       if (__len2)
  this->_S_copy(__p, __s, __len2);
     }
   else
     {

       if (__len2 && __len2 <= __len1)
  this->_S_move(__p, __s, __len2);
       if (__how_much && __len1 != __len2)
  this->_S_move(__p + __len2, __p + __len1, __how_much);
       if (__len2 > __len1)
  {
    if (__s + __len2 <= __p + __len1)
      this->_S_move(__p, __s, __len2);
    else if (__s >= __p + __len1)
      this->_S_copy(__p, __s + __len2 - __len1, __len2);
    else
      {
        const size_type __nleft = (__p + __len1) - __s;
        this->_S_move(__p, __s, __nleft);
        this->_S_copy(__p + __nleft, __p + __len2,
        __len2 - __nleft);
      }
  }
     }
 }
      else
 this->_M_mutate(__pos, __len1, __s, __len2);

      this->_M_set_length(__new_size);
      return *this;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    copy(_CharT* __s, size_type __n, size_type __pos) const
    {
      _M_check(__pos, "basic_string::copy");
      __n = _M_limit(__pos, __n);
      ;
      if (__n)
 _S_copy(__s, _M_data() + __pos, __n);

      return __n;
    }
# 1145 "/usr/include/c++/6.2.1/bits/basic_string.tcc" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT, _Traits, _Alloc>
    operator+(const _CharT* __lhs,
       const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    {
      ;
      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef typename __string_type::size_type __size_type;
      const __size_type __len = _Traits::length(__lhs);
      __string_type __str;
      __str.reserve(__len + __rhs.size());
      __str.append(__lhs, __len);
      __str.append(__rhs);
      return __str;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_string<_CharT, _Traits, _Alloc>
    operator+(_CharT __lhs, const basic_string<_CharT, _Traits, _Alloc>& __rhs)
    {
      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef typename __string_type::size_type __size_type;
      __string_type __str;
      const __size_type __len = __rhs.size();
      __str.reserve(__len + 1);
      __str.append(__size_type(1), __lhs);
      __str.append(__rhs);
      return __str;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find(const _CharT* __s, size_type __pos, size_type __n) const
    {
      ;
      const size_type __size = this->size();
      const _CharT* __data = _M_data();

      if (__n == 0)
 return __pos <= __size ? __pos : npos;

      if (__n <= __size)
 {
   for (; __pos <= __size - __n; ++__pos)
     if (traits_type::eq(__data[__pos], __s[0])
  && traits_type::compare(__data + __pos + 1,
     __s + 1, __n - 1) == 0)
       return __pos;
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find(_CharT __c, size_type __pos) const noexcept
    {
      size_type __ret = npos;
      const size_type __size = this->size();
      if (__pos < __size)
 {
   const _CharT* __data = _M_data();
   const size_type __n = __size - __pos;
   const _CharT* __p = traits_type::find(__data + __pos, __n, __c);
   if (__p)
     __ret = __p - __data;
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    rfind(const _CharT* __s, size_type __pos, size_type __n) const
    {
      ;
      const size_type __size = this->size();
      if (__n <= __size)
 {
   __pos = std::min(size_type(__size - __n), __pos);
   const _CharT* __data = _M_data();
   do
     {
       if (traits_type::compare(__data + __pos, __s, __n) == 0)
  return __pos;
     }
   while (__pos-- > 0);
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    rfind(_CharT __c, size_type __pos) const noexcept
    {
      size_type __size = this->size();
      if (__size)
 {
   if (--__size > __pos)
     __size = __pos;
   for (++__size; __size-- > 0; )
     if (traits_type::eq(_M_data()[__size], __c))
       return __size;
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find_first_of(const _CharT* __s, size_type __pos, size_type __n) const
    {
      ;
      for (; __n && __pos < this->size(); ++__pos)
 {
   const _CharT* __p = traits_type::find(__s, __n, _M_data()[__pos]);
   if (__p)
     return __pos;
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find_last_of(const _CharT* __s, size_type __pos, size_type __n) const
    {
      ;
      size_type __size = this->size();
      if (__size && __n)
 {
   if (--__size > __pos)
     __size = __pos;
   do
     {
       if (traits_type::find(__s, __n, _M_data()[__size]))
  return __size;
     }
   while (__size-- != 0);
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find_first_not_of(const _CharT* __s, size_type __pos, size_type __n) const
    {
      ;
      for (; __pos < this->size(); ++__pos)
 if (!traits_type::find(__s, __n, _M_data()[__pos]))
   return __pos;
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find_first_not_of(_CharT __c, size_type __pos) const noexcept
    {
      for (; __pos < this->size(); ++__pos)
 if (!traits_type::eq(_M_data()[__pos], __c))
   return __pos;
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find_last_not_of(const _CharT* __s, size_type __pos, size_type __n) const
    {
      ;
      size_type __size = this->size();
      if (__size)
 {
   if (--__size > __pos)
     __size = __pos;
   do
     {
       if (!traits_type::find(__s, __n, _M_data()[__size]))
  return __size;
     }
   while (__size--);
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    typename basic_string<_CharT, _Traits, _Alloc>::size_type
    basic_string<_CharT, _Traits, _Alloc>::
    find_last_not_of(_CharT __c, size_type __pos) const noexcept
    {
      size_type __size = this->size();
      if (__size)
 {
   if (--__size > __pos)
     __size = __pos;
   do
     {
       if (!traits_type::eq(_M_data()[__size], __c))
  return __size;
     }
   while (__size--);
 }
      return npos;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    int
    basic_string<_CharT, _Traits, _Alloc>::
    compare(size_type __pos, size_type __n, const basic_string& __str) const
    {
      _M_check(__pos, "basic_string::compare");
      __n = _M_limit(__pos, __n);
      const size_type __osize = __str.size();
      const size_type __len = std::min(__n, __osize);
      int __r = traits_type::compare(_M_data() + __pos, __str.data(), __len);
      if (!__r)
 __r = _S_compare(__n, __osize);
      return __r;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    int
    basic_string<_CharT, _Traits, _Alloc>::
    compare(size_type __pos1, size_type __n1, const basic_string& __str,
     size_type __pos2, size_type __n2) const
    {
      _M_check(__pos1, "basic_string::compare");
      __str._M_check(__pos2, "basic_string::compare");
      __n1 = _M_limit(__pos1, __n1);
      __n2 = __str._M_limit(__pos2, __n2);
      const size_type __len = std::min(__n1, __n2);
      int __r = traits_type::compare(_M_data() + __pos1,
         __str.data() + __pos2, __len);
      if (!__r)
 __r = _S_compare(__n1, __n2);
      return __r;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    int
    basic_string<_CharT, _Traits, _Alloc>::
    compare(const _CharT* __s) const
    {
      ;
      const size_type __size = this->size();
      const size_type __osize = traits_type::length(__s);
      const size_type __len = std::min(__size, __osize);
      int __r = traits_type::compare(_M_data(), __s, __len);
      if (!__r)
 __r = _S_compare(__size, __osize);
      return __r;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    int
    basic_string <_CharT, _Traits, _Alloc>::
    compare(size_type __pos, size_type __n1, const _CharT* __s) const
    {
      ;
      _M_check(__pos, "basic_string::compare");
      __n1 = _M_limit(__pos, __n1);
      const size_type __osize = traits_type::length(__s);
      const size_type __len = std::min(__n1, __osize);
      int __r = traits_type::compare(_M_data() + __pos, __s, __len);
      if (!__r)
 __r = _S_compare(__n1, __osize);
      return __r;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    int
    basic_string <_CharT, _Traits, _Alloc>::
    compare(size_type __pos, size_type __n1, const _CharT* __s,
     size_type __n2) const
    {
      ;
      _M_check(__pos, "basic_string::compare");
      __n1 = _M_limit(__pos, __n1);
      const size_type __len = std::min(__n1, __n2);
      int __r = traits_type::compare(_M_data() + __pos, __s, __len);
      if (!__r)
 __r = _S_compare(__n1, __n2);
      return __r;
    }


  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>& __in,
        basic_string<_CharT, _Traits, _Alloc>& __str)
    {
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef typename __istream_type::ios_base __ios_base;
      typedef typename __istream_type::int_type __int_type;
      typedef typename __string_type::size_type __size_type;
      typedef ctype<_CharT> __ctype_type;
      typedef typename __ctype_type::ctype_base __ctype_base;

      __size_type __extracted = 0;
      typename __ios_base::iostate __err = __ios_base::goodbit;
      typename __istream_type::sentry __cerb(__in, false);
      if (__cerb)
 {
   try
     {

       __str.erase();
       _CharT __buf[128];
       __size_type __len = 0;
       const streamsize __w = __in.width();
       const __size_type __n = __w > 0 ? static_cast<__size_type>(__w)
                                : __str.max_size();
       const __ctype_type& __ct = use_facet<__ctype_type>(__in.getloc());
       const __int_type __eof = _Traits::eof();
       __int_type __c = __in.rdbuf()->sgetc();

       while (__extracted < __n
       && !_Traits::eq_int_type(__c, __eof)
       && !__ct.is(__ctype_base::space,
     _Traits::to_char_type(__c)))
  {
    if (__len == sizeof(__buf) / sizeof(_CharT))
      {
        __str.append(__buf, sizeof(__buf) / sizeof(_CharT));
        __len = 0;
      }
    __buf[__len++] = _Traits::to_char_type(__c);
    ++__extracted;
    __c = __in.rdbuf()->snextc();
  }
       __str.append(__buf, __len);

       if (_Traits::eq_int_type(__c, __eof))
  __err |= __ios_base::eofbit;
       __in.width(0);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       __in._M_setstate(__ios_base::badbit);
       throw;
     }
   catch(...)
     {



       __in._M_setstate(__ios_base::badbit);
     }
 }

      if (!__extracted)
 __err |= __ios_base::failbit;
      if (__err)
 __in.setstate(__err);
      return __in;
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    basic_istream<_CharT, _Traits>&
    getline(basic_istream<_CharT, _Traits>& __in,
     basic_string<_CharT, _Traits, _Alloc>& __str, _CharT __delim)
    {
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef typename __istream_type::ios_base __ios_base;
      typedef typename __istream_type::int_type __int_type;
      typedef typename __string_type::size_type __size_type;

      __size_type __extracted = 0;
      const __size_type __n = __str.max_size();
      typename __ios_base::iostate __err = __ios_base::goodbit;
      typename __istream_type::sentry __cerb(__in, true);
      if (__cerb)
 {
   try
     {
       __str.erase();
       const __int_type __idelim = _Traits::to_int_type(__delim);
       const __int_type __eof = _Traits::eof();
       __int_type __c = __in.rdbuf()->sgetc();

       while (__extracted < __n
       && !_Traits::eq_int_type(__c, __eof)
       && !_Traits::eq_int_type(__c, __idelim))
  {
    __str += _Traits::to_char_type(__c);
    ++__extracted;
    __c = __in.rdbuf()->snextc();
  }

       if (_Traits::eq_int_type(__c, __eof))
  __err |= __ios_base::eofbit;
       else if (_Traits::eq_int_type(__c, __idelim))
  {
    ++__extracted;
    __in.rdbuf()->sbumpc();
  }
       else
  __err |= __ios_base::failbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       __in._M_setstate(__ios_base::badbit);
       throw;
     }
   catch(...)
     {



       __in._M_setstate(__ios_base::badbit);
     }
 }
      if (!__extracted)
 __err |= __ios_base::failbit;
      if (__err)
 __in.setstate(__err);
      return __in;
    }




  extern template class basic_string<char>;
  extern template
    basic_istream<char>&
    operator>>(basic_istream<char>&, string&);
  extern template
    basic_ostream<char>&
    operator<<(basic_ostream<char>&, const string&);
  extern template
    basic_istream<char>&
    getline(basic_istream<char>&, string&, char);
  extern template
    basic_istream<char>&
    getline(basic_istream<char>&, string&);


  extern template class basic_string<wchar_t>;
  extern template
    basic_istream<wchar_t>&
    operator>>(basic_istream<wchar_t>&, wstring&);
  extern template
    basic_ostream<wchar_t>&
    operator<<(basic_ostream<wchar_t>&, const wstring&);
  extern template
    basic_istream<wchar_t>&
    getline(basic_istream<wchar_t>&, wstring&, wchar_t);
  extern template
    basic_istream<wchar_t>&
    getline(basic_istream<wchar_t>&, wstring&);




}
# 54 "/usr/include/c++/6.2.1/string" 2 3
# 13 "../../include/cppunit/Message.h" 2



# 15 "../../include/cppunit/Message.h"
namespace CppUnit {
# 34 "../../include/cppunit/Message.h"
class Message
{
public:
  Message() {};


  Message( const Message &other );

  explicit Message( const std::string &shortDescription );

  Message( const std::string &shortDescription,
           const std::string &detail1 );

  Message( const std::string &shortDescription,
           const std::string &detail1,
           const std::string &detail2 );

  Message( const std::string &shortDescription,
           const std::string &detail1,
           const std::string &detail2,
           const std::string &detail3 );

  virtual ~Message();

  Message &operator =( const Message &other );




  const std::string &shortDescription() const;




  int detailCount() const;






  std::string detailAt( int index ) const;
# 90 "../../include/cppunit/Message.h"
  std::string details() const;



  void clearDetails();




  void addDetail( const std::string &detail );





  void addDetail( const std::string &detail1,
                  const std::string &detail2 );






  void addDetail( const std::string &detail1,
                  const std::string &detail2,
                  const std::string &detail3 );




  void addDetail( const Message &message );




  void setShortDescription( const std::string &shortDescription );





  bool operator ==( const Message &other ) const;





  bool operator !=( const Message &other ) const;

private:
  std::string m_shortDescription;

  typedef std::deque<std::string> Details;
  Details m_details;
};


}
# 6 "../../include/cppunit/Exception.h" 2
# 1 "../../include/cppunit/SourceLine.h" 1
# 16 "../../include/cppunit/SourceLine.h"
namespace CppUnit {
# 30 "../../include/cppunit/SourceLine.h"
class SourceLine
{
public:
  SourceLine();


  SourceLine( const SourceLine &other );

  SourceLine( const std::string &fileName,
              int lineNumber );

  SourceLine &operator =( const SourceLine &other );


  virtual ~SourceLine();

  bool isValid() const;

  int lineNumber() const;

  std::string fileName() const;

  bool operator ==( const SourceLine &other ) const;
  bool operator !=( const SourceLine &other ) const;

private:
  std::string m_fileName;
  int m_lineNumber;
};


}
# 7 "../../include/cppunit/Exception.h" 2



namespace CppUnit {
# 19 "../../include/cppunit/Exception.h"
class Exception : public std::exception
{
public:




  Exception( const Message &message = Message(),
             const SourceLine &sourceLine = SourceLine() );
# 41 "../../include/cppunit/Exception.h"
  Exception( const Exception &other );


  virtual ~Exception() throw();


  Exception &operator =( const Exception &other );


  const char *what() const throw();


  SourceLine sourceLine() const;


  Message message() const;


  void setMessage( const Message &message );
# 73 "../../include/cppunit/Exception.h"
  virtual Exception *clone() const;

protected:


  typedef std::exception SuperClass;

  Message m_message;
  SourceLine m_sourceLine;
  std::string m_whatMessage;
};


}
# 5 "../../include/cppunit/TestCaller.h" 2
# 1 "../../include/cppunit/TestCase.h" 1




# 1 "../../include/cppunit/TestLeaf.h" 1



# 1 "../../include/cppunit/Test.h" 1






namespace CppUnit {


class TestResult;
class TestPath;
# 25 "../../include/cppunit/Test.h"
class Test
{
public:
  virtual ~Test() {};



  virtual void run( TestResult *result ) =0;







  virtual int countTestCases () const =0;



  virtual int getChildTestCount() const =0;
# 57 "../../include/cppunit/Test.h"
  virtual Test *getChildTestAt( int index ) const;






  virtual std::string getName () const =0;







  virtual bool findTestPath( const std::string &testName,
                             TestPath &testPath ) const;







  virtual bool findTestPath( const Test *test,
                             TestPath &testPath ) const;






  virtual Test *findTest( const std::string &testName ) const;







  virtual TestPath resolveTestPath( const std::string &testPath ) const;

protected:




  virtual void checkIsValidIndex( int index ) const;





  virtual Test *doGetChildTestAt( int index ) const =0;
};


}
# 5 "../../include/cppunit/TestLeaf.h" 2


namespace CppUnit {







class TestLeaf: public Test
{
public:
# 26 "../../include/cppunit/TestLeaf.h"
  int countTestCases() const;







  int getChildTestCount() const;




  Test *doGetChildTestAt( int index ) const;
};

}
# 6 "../../include/cppunit/TestCase.h" 2
# 1 "../../include/cppunit/TestAssert.h" 1





# 1 "../../include/cppunit/Asserter.h" 1



# 1 "../../include/cppunit/AdditionalMessage.h" 1






namespace CppUnit {
# 39 "../../include/cppunit/AdditionalMessage.h"
class AdditionalMessage : public Message
{
public:
  typedef Message SuperClass;


  AdditionalMessage();




  AdditionalMessage( const std::string &detail1 );




  AdditionalMessage( const char *detail1 );




  AdditionalMessage( const Message &other );





  AdditionalMessage &operator =( const Message &other );

private:
};


}
# 5 "../../include/cppunit/Asserter.h" 2



namespace CppUnit {


class Message;
# 52 "../../include/cppunit/Asserter.h"
struct Asserter
{


  __attribute__((noreturn)) static void fail( const Message &message,
                                const SourceLine &sourceLine = SourceLine() );




  __attribute__((noreturn)) static void fail( std::string message,
                                const SourceLine &sourceLine = SourceLine() );







  static void failIf( bool shouldFail,
                                  const Message &message,
                                  const SourceLine &sourceLine = SourceLine() );
# 82 "../../include/cppunit/Asserter.h"
  static void failIf( bool shouldFail,
                                  std::string message,
                                  const SourceLine &sourceLine = SourceLine() );
# 96 "../../include/cppunit/Asserter.h"
  static std::string makeExpected( const std::string &expectedValue );
# 106 "../../include/cppunit/Asserter.h"
  static std::string makeExpectedEqual( const std::string &expectedValue );






  static std::string makeExpectedLess( const std::string &expectedValue );






  static std::string makeExpectedLessEqual( const std::string &expectedValue );






  static std::string makeExpectedGreater( const std::string &expectedValue );






  static std::string makeExpectedGreaterEqual( const std::string &expectedValue );
# 145 "../../include/cppunit/Asserter.h"
  static std::string makeActual( const std::string &actualValue );




  static Message makeNotEqualMessage( const std::string &expectedValue,
                                                  const std::string &actualValue,
                                                  const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                                  const std::string &shortDescription = "equality assertion failed");

  static Message makeMessage( const std::string &expectedValue,
                                                  const std::string &actualValue,
                                                  const std::string &shortDescription,
                                                  const AdditionalMessage &additionalMessage = AdditionalMessage());
# 168 "../../include/cppunit/Asserter.h"
  __attribute__((noreturn)) static void failNotEqual( std::string expected,
                                        std::string actual,
                                        const SourceLine &sourceLine,
                                        const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                        std::string shortDescription = "equality assertion failed" );
# 182 "../../include/cppunit/Asserter.h"
  static void failNotLess( std::string expected,
                                        std::string actual,
                                        const SourceLine &sourceLine,
                                        const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                        std::string shortDescription = "less assertion failed" );
# 196 "../../include/cppunit/Asserter.h"
  static void failNotGreater( std::string expected,
                                        std::string actual,
                                        const SourceLine &sourceLine,
                                        const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                        std::string shortDescription = "greater assertion failed" );
# 210 "../../include/cppunit/Asserter.h"
  static void failNotLessEqual( std::string expected,
                                        std::string actual,
                                        const SourceLine &sourceLine,
                                        const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                        std::string shortDescription = "less equal assertion failed" );
# 224 "../../include/cppunit/Asserter.h"
  static void failNotGreaterEqual( std::string expected,
                                        std::string actual,
                                        const SourceLine &sourceLine,
                                        const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                        std::string shortDescription = "greater equal assertion failed" );
# 239 "../../include/cppunit/Asserter.h"
  static void failNotEqualIf( bool shouldFail,
                                          std::string expected,
                                          std::string actual,
                                          const SourceLine &sourceLine,
                                          const AdditionalMessage &additionalMessage = AdditionalMessage(),
                                          std::string shortDescription = "equality assertion failed" );

};


}
# 7 "../../include/cppunit/TestAssert.h" 2
# 1 "../../include/cppunit/portability/Stream.h" 1
# 283 "../../include/cppunit/portability/Stream.h"
# 1 "/usr/include/c++/6.2.1/sstream" 1 3
# 36 "/usr/include/c++/6.2.1/sstream" 3
       
# 37 "/usr/include/c++/6.2.1/sstream" 3

# 1 "/usr/include/c++/6.2.1/istream" 1 3
# 36 "/usr/include/c++/6.2.1/istream" 3
       
# 37 "/usr/include/c++/6.2.1/istream" 3

# 1 "/usr/include/c++/6.2.1/ios" 1 3
# 36 "/usr/include/c++/6.2.1/ios" 3
       
# 37 "/usr/include/c++/6.2.1/ios" 3





# 1 "/usr/include/c++/6.2.1/bits/ios_base.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/ios_base.h" 3



# 1 "/usr/include/c++/6.2.1/bits/locale_classes.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3






# 43 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 62 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
  class locale
  {
  public:


    typedef int category;


    class facet;
    class id;
    class _Impl;

    friend class facet;
    friend class _Impl;

    template<typename _Facet>
      friend bool
      has_facet(const locale&) throw();

    template<typename _Facet>
      friend const _Facet&
      use_facet(const locale&);

    template<typename _Cache>
      friend struct __use_cache;
# 98 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    static const category none = 0;
    static const category ctype = 1L << 0;
    static const category numeric = 1L << 1;
    static const category collate = 1L << 2;
    static const category time = 1L << 3;
    static const category monetary = 1L << 4;
    static const category messages = 1L << 5;
    static const category all = (ctype | numeric | collate |
        time | monetary | messages);
# 117 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    locale() throw();
# 126 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    locale(const locale& __other) throw();
# 136 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    explicit
    locale(const char* __s);
# 151 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    locale(const locale& __base, const char* __s, category __cat);
# 162 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    explicit
    locale(const std::string& __s) : locale(__s.c_str()) { }
# 177 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    locale(const locale& __base, const std::string& __s, category __cat)
    : locale(__base, __s.c_str(), __cat) { }
# 192 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    locale(const locale& __base, const locale& __add, category __cat);
# 205 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    template<typename _Facet>
      locale(const locale& __other, _Facet* __f);


    ~locale() throw();
# 219 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    const locale&
    operator=(const locale& __other) throw();
# 234 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    template<typename _Facet>
      locale
      combine(const locale& __other) const;






    __attribute ((__abi_tag__ ("cxx11")))
    string
    name() const;
# 254 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    bool
    operator==(const locale& __other) const throw();







    bool
    operator!=(const locale& __other) const throw()
    { return !(this->operator==(__other)); }
# 282 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    template<typename _Char, typename _Traits, typename _Alloc>
      bool
      operator()(const basic_string<_Char, _Traits, _Alloc>& __s1,
   const basic_string<_Char, _Traits, _Alloc>& __s2) const;
# 298 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    static locale
    global(const locale& __loc);




    static const locale&
    classic();

  private:

    _Impl* _M_impl;


    static _Impl* _S_classic;


    static _Impl* _S_global;





    static const char* const* const _S_categories;
# 333 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    enum { _S_categories_size = 6 + 6 };


    static __gthread_once_t _S_once;


    explicit
    locale(_Impl*) throw();

    static void
    _S_initialize();

    static void
    _S_initialize_once() throw();

    static category
    _S_normalize_category(category);

    void
    _M_coalesce(const locale& __base, const locale& __add, category __cat);


    static const id* const _S_twinned_facets[];

  };
# 371 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
  class locale::facet
  {
  private:
    friend class locale;
    friend class locale::_Impl;

    mutable _Atomic_word _M_refcount;


    static __c_locale _S_c_locale;


    static const char _S_c_name[2];


    static __gthread_once_t _S_once;


    static void
    _S_initialize_once();

  protected:
# 402 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    explicit
    facet(size_t __refs = 0) throw() : _M_refcount(__refs ? 1 : 0)
    { }


    virtual
    ~facet();

    static void
    _S_create_c_locale(__c_locale& __cloc, const char* __s,
         __c_locale __old = 0);

    static __c_locale
    _S_clone_c_locale(__c_locale& __cloc) throw();

    static void
    _S_destroy_c_locale(__c_locale& __cloc);

    static __c_locale
    _S_lc_ctype_c_locale(__c_locale __cloc, const char* __s);



    static __c_locale
    _S_get_c_locale();

    __attribute__ ((__const__)) static const char*
    _S_get_c_name() throw();
# 438 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
    facet(const facet&) = delete;

    facet&
    operator=(const facet&) = delete;


  private:
    void
    _M_add_reference() const throw()
    { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); }

    void
    _M_remove_reference() const throw()
    {

      ;
      if (__gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1) == 1)
 {
          ;
   try
     { delete this; }
   catch(...)
     { }
 }
    }

    class __shim;

    const facet* _M_sso_shim(const id*) const;
    const facet* _M_cow_shim(const id*) const;
  };
# 482 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
  class locale::id
  {
  private:
    friend class locale;
    friend class locale::_Impl;

    template<typename _Facet>
      friend const _Facet&
      use_facet(const locale&);

    template<typename _Facet>
      friend bool
      has_facet(const locale&) throw();




    mutable size_t _M_index;


    static _Atomic_word _S_refcount;

    void
    operator=(const id&);

    id(const id&);

  public:



    id() { }

    size_t
    _M_id() const throw();
  };



  class locale::_Impl
  {
  public:

    friend class locale;
    friend class locale::facet;

    template<typename _Facet>
      friend bool
      has_facet(const locale&) throw();

    template<typename _Facet>
      friend const _Facet&
      use_facet(const locale&);

    template<typename _Cache>
      friend struct __use_cache;

  private:

    _Atomic_word _M_refcount;
    const facet** _M_facets;
    size_t _M_facets_size;
    const facet** _M_caches;
    char** _M_names;
    static const locale::id* const _S_id_ctype[];
    static const locale::id* const _S_id_numeric[];
    static const locale::id* const _S_id_collate[];
    static const locale::id* const _S_id_time[];
    static const locale::id* const _S_id_monetary[];
    static const locale::id* const _S_id_messages[];
    static const locale::id* const* const _S_facet_categories[];

    void
    _M_add_reference() throw()
    { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); }

    void
    _M_remove_reference() throw()
    {

      ;
      if (__gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1) == 1)
 {
          ;
   try
     { delete this; }
   catch(...)
     { }
 }
    }

    _Impl(const _Impl&, size_t);
    _Impl(const char*, size_t);
    _Impl(size_t) throw();

   ~_Impl() throw();

    _Impl(const _Impl&);

    void
    operator=(const _Impl&);

    bool
    _M_check_same_name()
    {
      bool __ret = true;
      if (_M_names[1])

 for (size_t __i = 0; __ret && __i < _S_categories_size - 1; ++__i)
   __ret = __builtin_strcmp(_M_names[__i], _M_names[__i + 1]) == 0;
      return __ret;
    }

    void
    _M_replace_categories(const _Impl*, category);

    void
    _M_replace_category(const _Impl*, const locale::id* const*);

    void
    _M_replace_facet(const _Impl*, const locale::id*);

    void
    _M_install_facet(const locale::id*, const facet*);

    template<typename _Facet>
      void
      _M_init_facet(_Facet* __facet)
      { _M_install_facet(&_Facet::id, __facet); }

    template<typename _Facet>
      void
      _M_init_facet_unchecked(_Facet* __facet)
      {
 __facet->_M_add_reference();
 _M_facets[_Facet::id._M_id()] = __facet;
      }

    void
    _M_install_cache(const facet*, size_t);

    void _M_init_extra(facet**);
    void _M_init_extra(void*, void*, const char*, const char*);
  };
# 640 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
  template<typename _CharT>
    class __cxx11:: collate : public locale::facet
    {
    public:



      typedef _CharT char_type;
      typedef basic_string<_CharT> string_type;


    protected:


      __c_locale _M_c_locale_collate;

    public:

      static locale::id id;
# 667 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      explicit
      collate(size_t __refs = 0)
      : facet(__refs), _M_c_locale_collate(_S_get_c_locale())
      { }
# 681 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      explicit
      collate(__c_locale __cloc, size_t __refs = 0)
      : facet(__refs), _M_c_locale_collate(_S_clone_c_locale(__cloc))
      { }
# 698 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      int
      compare(const _CharT* __lo1, const _CharT* __hi1,
       const _CharT* __lo2, const _CharT* __hi2) const
      { return this->do_compare(__lo1, __hi1, __lo2, __hi2); }
# 717 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      string_type
      transform(const _CharT* __lo, const _CharT* __hi) const
      { return this->do_transform(__lo, __hi); }
# 731 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      long
      hash(const _CharT* __lo, const _CharT* __hi) const
      { return this->do_hash(__lo, __hi); }


      int
      _M_compare(const _CharT*, const _CharT*) const throw();

      size_t
      _M_transform(_CharT*, const _CharT*, size_t) const throw();

  protected:

      virtual
      ~collate()
      { _S_destroy_c_locale(_M_c_locale_collate); }
# 760 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      virtual int
      do_compare(const _CharT* __lo1, const _CharT* __hi1,
   const _CharT* __lo2, const _CharT* __hi2) const;
# 774 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      virtual string_type
      do_transform(const _CharT* __lo, const _CharT* __hi) const;
# 787 "/usr/include/c++/6.2.1/bits/locale_classes.h" 3
      virtual long
      do_hash(const _CharT* __lo, const _CharT* __hi) const;
    };

  template<typename _CharT>
    locale::id collate<_CharT>::id;


  template<>
    int
    collate<char>::_M_compare(const char*, const char*) const throw();

  template<>
    size_t
    collate<char>::_M_transform(char*, const char*, size_t) const throw();


  template<>
    int
    collate<wchar_t>::_M_compare(const wchar_t*, const wchar_t*) const throw();

  template<>
    size_t
    collate<wchar_t>::_M_transform(wchar_t*, const wchar_t*, size_t) const throw();



  template<typename _CharT>
    class __cxx11:: collate_byname : public collate<_CharT>
    {
    public:


      typedef _CharT char_type;
      typedef basic_string<_CharT> string_type;


      explicit
      collate_byname(const char* __s, size_t __refs = 0)
      : collate<_CharT>(__refs)
      {
 if (__builtin_strcmp(__s, "C") != 0
     && __builtin_strcmp(__s, "POSIX") != 0)
   {
     this->_S_destroy_c_locale(this->_M_c_locale_collate);
     this->_S_create_c_locale(this->_M_c_locale_collate, __s);
   }
      }


      explicit
      collate_byname(const string& __s, size_t __refs = 0)
      : collate_byname(__s.c_str(), __refs) { }


    protected:
      virtual
      ~collate_byname() { }
    };


}

# 1 "/usr/include/c++/6.2.1/bits/locale_classes.tcc" 1 3
# 37 "/usr/include/c++/6.2.1/bits/locale_classes.tcc" 3
       
# 38 "/usr/include/c++/6.2.1/bits/locale_classes.tcc" 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _Facet>
    locale::
    locale(const locale& __other, _Facet* __f)
    {
      _M_impl = new _Impl(*__other._M_impl, 1);

      try
 { _M_impl->_M_install_facet(&_Facet::id, __f); }
      catch(...)
 {
   _M_impl->_M_remove_reference();
   throw;
 }
      delete [] _M_impl->_M_names[0];
      _M_impl->_M_names[0] = 0;
    }

  template<typename _Facet>
    locale
    locale::
    combine(const locale& __other) const
    {
      _Impl* __tmp = new _Impl(*_M_impl, 1);
      try
 {
   __tmp->_M_replace_facet(__other._M_impl, &_Facet::id);
 }
      catch(...)
 {
   __tmp->_M_remove_reference();
   throw;
 }
      return locale(__tmp);
    }

  template<typename _CharT, typename _Traits, typename _Alloc>
    bool
    locale::
    operator()(const basic_string<_CharT, _Traits, _Alloc>& __s1,
        const basic_string<_CharT, _Traits, _Alloc>& __s2) const
    {
      typedef std::collate<_CharT> __collate_type;
      const __collate_type& __collate = use_facet<__collate_type>(*this);
      return (__collate.compare(__s1.data(), __s1.data() + __s1.length(),
    __s2.data(), __s2.data() + __s2.length()) < 0);
    }
# 102 "/usr/include/c++/6.2.1/bits/locale_classes.tcc" 3
  template<typename _Facet>
    bool
    has_facet(const locale& __loc) throw()
    {
      const size_t __i = _Facet::id._M_id();
      const locale::facet** __facets = __loc._M_impl->_M_facets;
      return (__i < __loc._M_impl->_M_facets_size

       && dynamic_cast<const _Facet*>(__facets[__i]));



    }
# 130 "/usr/include/c++/6.2.1/bits/locale_classes.tcc" 3
  template<typename _Facet>
    const _Facet&
    use_facet(const locale& __loc)
    {
      const size_t __i = _Facet::id._M_id();
      const locale::facet** __facets = __loc._M_impl->_M_facets;
      if (__i >= __loc._M_impl->_M_facets_size || !__facets[__i])
        __throw_bad_cast();

      return dynamic_cast<const _Facet&>(*__facets[__i]);



    }



  template<typename _CharT>
    int
    collate<_CharT>::_M_compare(const _CharT*, const _CharT*) const throw ()
    { return 0; }


  template<typename _CharT>
    size_t
    collate<_CharT>::_M_transform(_CharT*, const _CharT*, size_t) const throw ()
    { return 0; }

  template<typename _CharT>
    int
    collate<_CharT>::
    do_compare(const _CharT* __lo1, const _CharT* __hi1,
        const _CharT* __lo2, const _CharT* __hi2) const
    {


      const string_type __one(__lo1, __hi1);
      const string_type __two(__lo2, __hi2);

      const _CharT* __p = __one.c_str();
      const _CharT* __pend = __one.data() + __one.length();
      const _CharT* __q = __two.c_str();
      const _CharT* __qend = __two.data() + __two.length();




      for (;;)
 {
   const int __res = _M_compare(__p, __q);
   if (__res)
     return __res;

   __p += char_traits<_CharT>::length(__p);
   __q += char_traits<_CharT>::length(__q);
   if (__p == __pend && __q == __qend)
     return 0;
   else if (__p == __pend)
     return -1;
   else if (__q == __qend)
     return 1;

   __p++;
   __q++;
 }
    }

  template<typename _CharT>
    typename collate<_CharT>::string_type
    collate<_CharT>::
    do_transform(const _CharT* __lo, const _CharT* __hi) const
    {
      string_type __ret;


      const string_type __str(__lo, __hi);

      const _CharT* __p = __str.c_str();
      const _CharT* __pend = __str.data() + __str.length();

      size_t __len = (__hi - __lo) * 2;

      _CharT* __c = new _CharT[__len];

      try
 {



   for (;;)
     {

       size_t __res = _M_transform(__c, __p, __len);


       if (__res >= __len)
  {
    __len = __res + 1;
    delete [] __c, __c = 0;
    __c = new _CharT[__len];
    __res = _M_transform(__c, __p, __len);
  }

       __ret.append(__c, __res);
       __p += char_traits<_CharT>::length(__p);
       if (__p == __pend)
  break;

       __p++;
       __ret.push_back(_CharT());
     }
 }
      catch(...)
 {
   delete [] __c;
   throw;
 }

      delete [] __c;

      return __ret;
    }

  template<typename _CharT>
    long
    collate<_CharT>::
    do_hash(const _CharT* __lo, const _CharT* __hi) const
    {
      unsigned long __val = 0;
      for (; __lo < __hi; ++__lo)
 __val =
   *__lo + ((__val << 7)
     | (__val >> (__gnu_cxx::__numeric_traits<unsigned long>::
    __digits - 7)));
      return static_cast<long>(__val);
    }




  extern template class collate<char>;
  extern template class collate_byname<char>;

  extern template
    const collate<char>&
    use_facet<collate<char> >(const locale&);

  extern template
    bool
    has_facet<collate<char> >(const locale&);


  extern template class collate<wchar_t>;
  extern template class collate_byname<wchar_t>;

  extern template
    const collate<wchar_t>&
    use_facet<collate<wchar_t> >(const locale&);

  extern template
    bool
    has_facet<collate<wchar_t> >(const locale&);




}
# 851 "/usr/include/c++/6.2.1/bits/locale_classes.h" 2 3
# 42 "/usr/include/c++/6.2.1/bits/ios_base.h" 2 3




# 1 "/usr/include/c++/6.2.1/system_error" 1 3
# 32 "/usr/include/c++/6.2.1/system_error" 3
       
# 33 "/usr/include/c++/6.2.1/system_error" 3






# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/error_constants.h" 1 3
# 34 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/error_constants.h" 3
# 1 "/usr/include/c++/6.2.1/cerrno" 1 3
# 39 "/usr/include/c++/6.2.1/cerrno" 3
       
# 40 "/usr/include/c++/6.2.1/cerrno" 3


# 1 "/usr/include/errno.h" 1 3 4
# 43 "/usr/include/c++/6.2.1/cerrno" 2 3
# 35 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/error_constants.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  enum class errc
    {
      address_family_not_supported = 97,
      address_in_use = 98,
      address_not_available = 99,
      already_connected = 106,
      argument_list_too_long = 7,
      argument_out_of_domain = 33,
      bad_address = 14,
      bad_file_descriptor = 9,


      bad_message = 74,


      broken_pipe = 32,
      connection_aborted = 103,
      connection_already_in_progress = 114,
      connection_refused = 111,
      connection_reset = 104,
      cross_device_link = 18,
      destination_address_required = 89,
      device_or_resource_busy = 16,
      directory_not_empty = 39,
      executable_format_error = 8,
      file_exists = 17,
      file_too_large = 27,
      filename_too_long = 36,
      function_not_supported = 38,
      host_unreachable = 113,


      identifier_removed = 43,


      illegal_byte_sequence = 84,
      inappropriate_io_control_operation = 25,
      interrupted = 4,
      invalid_argument = 22,
      invalid_seek = 29,
      io_error = 5,
      is_a_directory = 21,
      message_size = 90,
      network_down = 100,
      network_reset = 102,
      network_unreachable = 101,
      no_buffer_space = 105,
      no_child_process = 10,


      no_link = 67,


      no_lock_available = 37,


      no_message_available = 61,


      no_message = 42,
      no_protocol_option = 92,
      no_space_on_device = 28,


      no_stream_resources = 63,


      no_such_device_or_address = 6,
      no_such_device = 19,
      no_such_file_or_directory = 2,
      no_such_process = 3,
      not_a_directory = 20,
      not_a_socket = 88,


      not_a_stream = 60,


      not_connected = 107,
      not_enough_memory = 12,


      not_supported = 95,



      operation_canceled = 125,


      operation_in_progress = 115,
      operation_not_permitted = 1,
      operation_not_supported = 95,
      operation_would_block = 11,


      owner_dead = 130,


      permission_denied = 13,


      protocol_error = 71,


      protocol_not_supported = 93,
      read_only_file_system = 30,
      resource_deadlock_would_occur = 35,
      resource_unavailable_try_again = 11,
      result_out_of_range = 34,


      state_not_recoverable = 131,



      stream_timeout = 62,



      text_file_busy = 26,


      timed_out = 110,
      too_many_files_open_in_system = 23,
      too_many_files_open = 24,
      too_many_links = 31,
      too_many_symbolic_link_levels = 40,


      value_too_large = 75,


      wrong_protocol_type = 91
    };


}
# 40 "/usr/include/c++/6.2.1/system_error" 2 3

# 1 "/usr/include/c++/6.2.1/stdexcept" 1 3
# 36 "/usr/include/c++/6.2.1/stdexcept" 3
       
# 37 "/usr/include/c++/6.2.1/stdexcept" 3




namespace std __attribute__ ((__visibility__ ("default")))
{





  struct __cow_string
  {
    union {
      const char* _M_p;
      char _M_bytes[sizeof(const char*)];
    };

    __cow_string();
    __cow_string(const std::string&);
    __cow_string(const char*, size_t);
    __cow_string(const __cow_string&) noexcept;
    __cow_string& operator=(const __cow_string&) noexcept;
    ~__cow_string();

    __cow_string(__cow_string&&) noexcept;
    __cow_string& operator=(__cow_string&&) noexcept;

  };

  typedef basic_string<char> __sso_string;
# 113 "/usr/include/c++/6.2.1/stdexcept" 3
  class logic_error : public exception
  {
    __cow_string _M_msg;

  public:

    explicit
    logic_error(const string& __arg) ;


    explicit
    logic_error(const char*) ;



    logic_error(const logic_error&) noexcept;
    logic_error& operator=(const logic_error&) noexcept;


    virtual ~logic_error() noexcept;



    virtual const char*
    what() const noexcept;





  };



  class domain_error : public logic_error
  {
  public:
    explicit domain_error(const string& __arg) ;

    explicit domain_error(const char*) ;

    virtual ~domain_error() noexcept;
  };


  class invalid_argument : public logic_error
  {
  public:
    explicit invalid_argument(const string& __arg) ;

    explicit invalid_argument(const char*) ;

    virtual ~invalid_argument() noexcept;
  };



  class length_error : public logic_error
  {
  public:
    explicit length_error(const string& __arg) ;

    explicit length_error(const char*) ;

    virtual ~length_error() noexcept;
  };



  class out_of_range : public logic_error
  {
  public:
    explicit out_of_range(const string& __arg) ;

    explicit out_of_range(const char*) ;

    virtual ~out_of_range() noexcept;
  };






  class runtime_error : public exception
  {
    __cow_string _M_msg;

  public:

    explicit
    runtime_error(const string& __arg) ;


    explicit
    runtime_error(const char*) ;



    runtime_error(const runtime_error&) noexcept;
    runtime_error& operator=(const runtime_error&) noexcept;


    virtual ~runtime_error() noexcept;



    virtual const char*
    what() const noexcept;





  };


  class range_error : public runtime_error
  {
  public:
    explicit range_error(const string& __arg) ;

    explicit range_error(const char*) ;

    virtual ~range_error() noexcept;
  };


  class overflow_error : public runtime_error
  {
  public:
    explicit overflow_error(const string& __arg) ;

    explicit overflow_error(const char*) ;

    virtual ~overflow_error() noexcept;
  };


  class underflow_error : public runtime_error
  {
  public:
    explicit underflow_error(const string& __arg) ;

    explicit underflow_error(const char*) ;

    virtual ~underflow_error() noexcept;
  };




}
# 42 "/usr/include/c++/6.2.1/system_error" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  class error_code;
  class error_condition;
  class system_error;


  template<typename _Tp>
    struct is_error_code_enum : public false_type { };


  template<typename _Tp>
    struct is_error_condition_enum : public false_type { };

  template<>
    struct is_error_condition_enum<errc>
    : public true_type { };

  inline namespace _V2 {


  class error_category
  {
  public:
    constexpr error_category() noexcept = default;

    virtual ~error_category();

    error_category(const error_category&) = delete;
    error_category& operator=(const error_category&) = delete;

    virtual const char*
    name() const noexcept = 0;






  private:
    __attribute ((__abi_tag__ ("cxx11")))
    virtual __cow_string
    _M_message(int) const;

  public:
    __attribute ((__abi_tag__ ("cxx11")))
    virtual string
    message(int) const = 0;
# 102 "/usr/include/c++/6.2.1/system_error" 3
  public:
    virtual error_condition
    default_error_condition(int __i) const noexcept;

    virtual bool
    equivalent(int __i, const error_condition& __cond) const noexcept;

    virtual bool
    equivalent(const error_code& __code, int __i) const noexcept;

    bool
    operator<(const error_category& __other) const noexcept
    { return less<const error_category*>()(this, &__other); }

    bool
    operator==(const error_category& __other) const noexcept
    { return this == &__other; }

    bool
    operator!=(const error_category& __other) const noexcept
    { return this != &__other; }
  };


  __attribute__ ((__const__)) const error_category& system_category() noexcept;
  __attribute__ ((__const__)) const error_category& generic_category() noexcept;

  }

  error_code make_error_code(errc) noexcept;

  template<typename _Tp>
    struct hash;



  struct error_code
  {
    error_code() noexcept
    : _M_value(0), _M_cat(&system_category()) { }

    error_code(int __v, const error_category& __cat) noexcept
    : _M_value(__v), _M_cat(&__cat) { }

    template<typename _ErrorCodeEnum, typename = typename
      enable_if<is_error_code_enum<_ErrorCodeEnum>::value>::type>
      error_code(_ErrorCodeEnum __e) noexcept
      { *this = make_error_code(__e); }

    void
    assign(int __v, const error_category& __cat) noexcept
    {
      _M_value = __v;
      _M_cat = &__cat;
    }

    void
    clear() noexcept
    { assign(0, system_category()); }


    template<typename _ErrorCodeEnum>
      typename enable_if<is_error_code_enum<_ErrorCodeEnum>::value,
    error_code&>::type
      operator=(_ErrorCodeEnum __e) noexcept
      { return *this = make_error_code(__e); }

    int
    value() const noexcept { return _M_value; }

    const error_category&
    category() const noexcept { return *_M_cat; }

    error_condition
    default_error_condition() const noexcept;

    __attribute ((__abi_tag__ ("cxx11")))
    string
    message() const
    { return category().message(value()); }

    explicit operator bool() const noexcept
    { return _M_value != 0; }


  private:
    friend class hash<error_code>;

    int _M_value;
    const error_category* _M_cat;
  };


  inline error_code
  make_error_code(errc __e) noexcept
  { return error_code(static_cast<int>(__e), generic_category()); }

  inline bool
  operator<(const error_code& __lhs, const error_code& __rhs) noexcept
  {
    return (__lhs.category() < __rhs.category()
     || (__lhs.category() == __rhs.category()
  && __lhs.value() < __rhs.value()));
  }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __os, const error_code& __e)
    { return (__os << __e.category().name() << ':' << __e.value()); }

  error_condition make_error_condition(errc) noexcept;



  struct error_condition
  {
    error_condition() noexcept
    : _M_value(0), _M_cat(&generic_category()) { }

    error_condition(int __v, const error_category& __cat) noexcept
    : _M_value(__v), _M_cat(&__cat) { }

    template<typename _ErrorConditionEnum, typename = typename
  enable_if<is_error_condition_enum<_ErrorConditionEnum>::value>::type>
      error_condition(_ErrorConditionEnum __e) noexcept
      { *this = make_error_condition(__e); }

    void
    assign(int __v, const error_category& __cat) noexcept
    {
      _M_value = __v;
      _M_cat = &__cat;
    }


    template<typename _ErrorConditionEnum>
      typename enable_if<is_error_condition_enum
    <_ErrorConditionEnum>::value, error_condition&>::type
      operator=(_ErrorConditionEnum __e) noexcept
      { return *this = make_error_condition(__e); }

    void
    clear() noexcept
    { assign(0, generic_category()); }


    int
    value() const noexcept { return _M_value; }

    const error_category&
    category() const noexcept { return *_M_cat; }

    __attribute ((__abi_tag__ ("cxx11")))
    string
    message() const
    { return category().message(value()); }

    explicit operator bool() const noexcept
    { return _M_value != 0; }


  private:
    int _M_value;
    const error_category* _M_cat;
  };


  inline error_condition
  make_error_condition(errc __e) noexcept
  { return error_condition(static_cast<int>(__e), generic_category()); }

  inline bool
  operator<(const error_condition& __lhs,
     const error_condition& __rhs) noexcept
  {
    return (__lhs.category() < __rhs.category()
     || (__lhs.category() == __rhs.category()
  && __lhs.value() < __rhs.value()));
  }


  inline bool
  operator==(const error_code& __lhs, const error_code& __rhs) noexcept
  { return (__lhs.category() == __rhs.category()
     && __lhs.value() == __rhs.value()); }

  inline bool
  operator==(const error_code& __lhs, const error_condition& __rhs) noexcept
  {
    return (__lhs.category().equivalent(__lhs.value(), __rhs)
     || __rhs.category().equivalent(__lhs, __rhs.value()));
  }

  inline bool
  operator==(const error_condition& __lhs, const error_code& __rhs) noexcept
  {
    return (__rhs.category().equivalent(__rhs.value(), __lhs)
     || __lhs.category().equivalent(__rhs, __lhs.value()));
  }

  inline bool
  operator==(const error_condition& __lhs,
      const error_condition& __rhs) noexcept
  {
    return (__lhs.category() == __rhs.category()
     && __lhs.value() == __rhs.value());
  }

  inline bool
  operator!=(const error_code& __lhs, const error_code& __rhs) noexcept
  { return !(__lhs == __rhs); }

  inline bool
  operator!=(const error_code& __lhs, const error_condition& __rhs) noexcept
  { return !(__lhs == __rhs); }

  inline bool
  operator!=(const error_condition& __lhs, const error_code& __rhs) noexcept
  { return !(__lhs == __rhs); }

  inline bool
  operator!=(const error_condition& __lhs,
      const error_condition& __rhs) noexcept
  { return !(__lhs == __rhs); }







  class system_error : public std::runtime_error
  {
  private:
    error_code _M_code;

  public:
    system_error(error_code __ec = error_code())
    : runtime_error(__ec.message()), _M_code(__ec) { }

    system_error(error_code __ec, const string& __what)
    : runtime_error(__what + ": " + __ec.message()), _M_code(__ec) { }

    system_error(error_code __ec, const char* __what)
    : runtime_error(__what + (": " + __ec.message())), _M_code(__ec) { }

    system_error(int __v, const error_category& __ecat, const char* __what)
    : system_error(error_code(__v, __ecat), __what) { }

    system_error(int __v, const error_category& __ecat)
    : runtime_error(error_code(__v, __ecat).message()),
      _M_code(__v, __ecat) { }

    system_error(int __v, const error_category& __ecat, const string& __what)
    : runtime_error(__what + ": " + error_code(__v, __ecat).message()),
      _M_code(__v, __ecat) { }

    virtual ~system_error() noexcept;

    const error_code&
    code() const noexcept { return _M_code; }
  };


}





namespace std __attribute__ ((__visibility__ ("default")))
{




  template<>
    struct hash<error_code>
    : public __hash_base<size_t, error_code>
    {
      size_t
      operator()(const error_code& __e) const noexcept
      {
 const size_t __tmp = std::_Hash_impl::hash(__e._M_value);
 return std::_Hash_impl::__hash_combine(__e._M_cat, __tmp);
      }
    };


}
# 47 "/usr/include/c++/6.2.1/bits/ios_base.h" 2 3


namespace std __attribute__ ((__visibility__ ("default")))
{






  enum _Ios_Fmtflags
    {
      _S_boolalpha = 1L << 0,
      _S_dec = 1L << 1,
      _S_fixed = 1L << 2,
      _S_hex = 1L << 3,
      _S_internal = 1L << 4,
      _S_left = 1L << 5,
      _S_oct = 1L << 6,
      _S_right = 1L << 7,
      _S_scientific = 1L << 8,
      _S_showbase = 1L << 9,
      _S_showpoint = 1L << 10,
      _S_showpos = 1L << 11,
      _S_skipws = 1L << 12,
      _S_unitbuf = 1L << 13,
      _S_uppercase = 1L << 14,
      _S_adjustfield = _S_left | _S_right | _S_internal,
      _S_basefield = _S_dec | _S_oct | _S_hex,
      _S_floatfield = _S_scientific | _S_fixed,
      _S_ios_fmtflags_end = 1L << 16,
      _S_ios_fmtflags_max = 0x7fffffff,
      _S_ios_fmtflags_min = ~0x7fffffff
    };

  inline constexpr _Ios_Fmtflags
  operator&(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
  { return _Ios_Fmtflags(static_cast<int>(__a) & static_cast<int>(__b)); }

  inline constexpr _Ios_Fmtflags
  operator|(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
  { return _Ios_Fmtflags(static_cast<int>(__a) | static_cast<int>(__b)); }

  inline constexpr _Ios_Fmtflags
  operator^(_Ios_Fmtflags __a, _Ios_Fmtflags __b)
  { return _Ios_Fmtflags(static_cast<int>(__a) ^ static_cast<int>(__b)); }

  inline constexpr _Ios_Fmtflags
  operator~(_Ios_Fmtflags __a)
  { return _Ios_Fmtflags(~static_cast<int>(__a)); }

  inline const _Ios_Fmtflags&
  operator|=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b)
  { return __a = __a | __b; }

  inline const _Ios_Fmtflags&
  operator&=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b)
  { return __a = __a & __b; }

  inline const _Ios_Fmtflags&
  operator^=(_Ios_Fmtflags& __a, _Ios_Fmtflags __b)
  { return __a = __a ^ __b; }


  enum _Ios_Openmode
    {
      _S_app = 1L << 0,
      _S_ate = 1L << 1,
      _S_bin = 1L << 2,
      _S_in = 1L << 3,
      _S_out = 1L << 4,
      _S_trunc = 1L << 5,
      _S_ios_openmode_end = 1L << 16,
      _S_ios_openmode_max = 0x7fffffff,
      _S_ios_openmode_min = ~0x7fffffff
    };

  inline constexpr _Ios_Openmode
  operator&(_Ios_Openmode __a, _Ios_Openmode __b)
  { return _Ios_Openmode(static_cast<int>(__a) & static_cast<int>(__b)); }

  inline constexpr _Ios_Openmode
  operator|(_Ios_Openmode __a, _Ios_Openmode __b)
  { return _Ios_Openmode(static_cast<int>(__a) | static_cast<int>(__b)); }

  inline constexpr _Ios_Openmode
  operator^(_Ios_Openmode __a, _Ios_Openmode __b)
  { return _Ios_Openmode(static_cast<int>(__a) ^ static_cast<int>(__b)); }

  inline constexpr _Ios_Openmode
  operator~(_Ios_Openmode __a)
  { return _Ios_Openmode(~static_cast<int>(__a)); }

  inline const _Ios_Openmode&
  operator|=(_Ios_Openmode& __a, _Ios_Openmode __b)
  { return __a = __a | __b; }

  inline const _Ios_Openmode&
  operator&=(_Ios_Openmode& __a, _Ios_Openmode __b)
  { return __a = __a & __b; }

  inline const _Ios_Openmode&
  operator^=(_Ios_Openmode& __a, _Ios_Openmode __b)
  { return __a = __a ^ __b; }


  enum _Ios_Iostate
    {
      _S_goodbit = 0,
      _S_badbit = 1L << 0,
      _S_eofbit = 1L << 1,
      _S_failbit = 1L << 2,
      _S_ios_iostate_end = 1L << 16,
      _S_ios_iostate_max = 0x7fffffff,
      _S_ios_iostate_min = ~0x7fffffff
    };

  inline constexpr _Ios_Iostate
  operator&(_Ios_Iostate __a, _Ios_Iostate __b)
  { return _Ios_Iostate(static_cast<int>(__a) & static_cast<int>(__b)); }

  inline constexpr _Ios_Iostate
  operator|(_Ios_Iostate __a, _Ios_Iostate __b)
  { return _Ios_Iostate(static_cast<int>(__a) | static_cast<int>(__b)); }

  inline constexpr _Ios_Iostate
  operator^(_Ios_Iostate __a, _Ios_Iostate __b)
  { return _Ios_Iostate(static_cast<int>(__a) ^ static_cast<int>(__b)); }

  inline constexpr _Ios_Iostate
  operator~(_Ios_Iostate __a)
  { return _Ios_Iostate(~static_cast<int>(__a)); }

  inline const _Ios_Iostate&
  operator|=(_Ios_Iostate& __a, _Ios_Iostate __b)
  { return __a = __a | __b; }

  inline const _Ios_Iostate&
  operator&=(_Ios_Iostate& __a, _Ios_Iostate __b)
  { return __a = __a & __b; }

  inline const _Ios_Iostate&
  operator^=(_Ios_Iostate& __a, _Ios_Iostate __b)
  { return __a = __a ^ __b; }


  enum _Ios_Seekdir
    {
      _S_beg = 0,
      _S_cur = 1,
      _S_end = 2,
      _S_ios_seekdir_end = 1L << 16
    };



  enum class io_errc { stream = 1 };

  template <> struct is_error_code_enum<io_errc> : public true_type { };

  const error_category& iostream_category() noexcept;

  inline error_code
  make_error_code(io_errc e) noexcept
  { return error_code(static_cast<int>(e), iostream_category()); }

  inline error_condition
  make_error_condition(io_errc e) noexcept
  { return error_condition(static_cast<int>(e), iostream_category()); }
# 228 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
  class ios_base
  {
# 246 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
  public:
# 255 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    class __attribute ((__abi_tag__ ("cxx11"))) failure : public system_error
    {
    public:
      explicit
      failure(const string& __str);


      explicit
      failure(const string&, const error_code&);

      explicit
      failure(const char*, const error_code& = io_errc::stream);


      virtual
      ~failure() throw();

      virtual const char*
      what() const throw();
    };
# 323 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    typedef _Ios_Fmtflags fmtflags;


    static const fmtflags boolalpha = _S_boolalpha;


    static const fmtflags dec = _S_dec;


    static const fmtflags fixed = _S_fixed;


    static const fmtflags hex = _S_hex;




    static const fmtflags internal = _S_internal;



    static const fmtflags left = _S_left;


    static const fmtflags oct = _S_oct;



    static const fmtflags right = _S_right;


    static const fmtflags scientific = _S_scientific;



    static const fmtflags showbase = _S_showbase;



    static const fmtflags showpoint = _S_showpoint;


    static const fmtflags showpos = _S_showpos;


    static const fmtflags skipws = _S_skipws;


    static const fmtflags unitbuf = _S_unitbuf;



    static const fmtflags uppercase = _S_uppercase;


    static const fmtflags adjustfield = _S_adjustfield;


    static const fmtflags basefield = _S_basefield;


    static const fmtflags floatfield = _S_floatfield;
# 398 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    typedef _Ios_Iostate iostate;



    static const iostate badbit = _S_badbit;


    static const iostate eofbit = _S_eofbit;




    static const iostate failbit = _S_failbit;


    static const iostate goodbit = _S_goodbit;
# 429 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    typedef _Ios_Openmode openmode;


    static const openmode app = _S_app;


    static const openmode ate = _S_ate;




    static const openmode binary = _S_bin;


    static const openmode in = _S_in;


    static const openmode out = _S_out;


    static const openmode trunc = _S_trunc;
# 461 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    typedef _Ios_Seekdir seekdir;


    static const seekdir beg = _S_beg;


    static const seekdir cur = _S_cur;


    static const seekdir end = _S_end;


    typedef int io_state;
    typedef int open_mode;
    typedef int seek_dir;

    typedef std::streampos streampos;
    typedef std::streamoff streamoff;
# 487 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    enum event
    {
      erase_event,
      imbue_event,
      copyfmt_event
    };
# 504 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    typedef void (*event_callback) (event __e, ios_base& __b, int __i);
# 516 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    void
    register_callback(event_callback __fn, int __index);

  protected:
    streamsize _M_precision;
    streamsize _M_width;
    fmtflags _M_flags;
    iostate _M_exception;
    iostate _M_streambuf_state;



    struct _Callback_list
    {

      _Callback_list* _M_next;
      ios_base::event_callback _M_fn;
      int _M_index;
      _Atomic_word _M_refcount;

      _Callback_list(ios_base::event_callback __fn, int __index,
       _Callback_list* __cb)
      : _M_next(__cb), _M_fn(__fn), _M_index(__index), _M_refcount(0) { }

      void
      _M_add_reference() { __gnu_cxx::__atomic_add_dispatch(&_M_refcount, 1); }


      int
      _M_remove_reference()
      {

        ;
        int __res = __gnu_cxx::__exchange_and_add_dispatch(&_M_refcount, -1);
        if (__res == 0)
          {
            ;
          }
        return __res;
      }
    };

     _Callback_list* _M_callbacks;

    void
    _M_call_callbacks(event __ev) throw();

    void
    _M_dispose_callbacks(void) throw();


    struct _Words
    {
      void* _M_pword;
      long _M_iword;
      _Words() : _M_pword(0), _M_iword(0) { }
    };


    _Words _M_word_zero;



    enum { _S_local_word_size = 8 };
    _Words _M_local_word[_S_local_word_size];


    int _M_word_size;
    _Words* _M_word;

    _Words&
    _M_grow_words(int __index, bool __iword);


    locale _M_ios_locale;

    void
    _M_init() throw();

  public:





    class Init
    {
      friend class ios_base;
    public:
      Init();
      ~Init();

    private:
      static _Atomic_word _S_refcount;
      static bool _S_synced_with_stdio;
    };






    fmtflags
    flags() const
    { return _M_flags; }
# 629 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    fmtflags
    flags(fmtflags __fmtfl)
    {
      fmtflags __old = _M_flags;
      _M_flags = __fmtfl;
      return __old;
    }
# 645 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    fmtflags
    setf(fmtflags __fmtfl)
    {
      fmtflags __old = _M_flags;
      _M_flags |= __fmtfl;
      return __old;
    }
# 662 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    fmtflags
    setf(fmtflags __fmtfl, fmtflags __mask)
    {
      fmtflags __old = _M_flags;
      _M_flags &= ~__mask;
      _M_flags |= (__fmtfl & __mask);
      return __old;
    }







    void
    unsetf(fmtflags __mask)
    { _M_flags &= ~__mask; }
# 688 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    streamsize
    precision() const
    { return _M_precision; }






    streamsize
    precision(streamsize __prec)
    {
      streamsize __old = _M_precision;
      _M_precision = __prec;
      return __old;
    }







    streamsize
    width() const
    { return _M_width; }






    streamsize
    width(streamsize __wide)
    {
      streamsize __old = _M_width;
      _M_width = __wide;
      return __old;
    }
# 739 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    static bool
    sync_with_stdio(bool __sync = true);
# 751 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    locale
    imbue(const locale& __loc) throw();
# 762 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    locale
    getloc() const
    { return _M_ios_locale; }
# 773 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    const locale&
    _M_getloc() const
    { return _M_ios_locale; }
# 792 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    static int
    xalloc() throw();
# 808 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    long&
    iword(int __ix)
    {
      _Words& __word = (__ix < _M_word_size)
   ? _M_word[__ix] : _M_grow_words(__ix, true);
      return __word._M_iword;
    }
# 829 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    void*&
    pword(int __ix)
    {
      _Words& __word = (__ix < _M_word_size)
   ? _M_word[__ix] : _M_grow_words(__ix, false);
      return __word._M_pword;
    }
# 846 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
    virtual ~ios_base();

  protected:
    ios_base() throw ();
# 860 "/usr/include/c++/6.2.1/bits/ios_base.h" 3
  public:
    ios_base(const ios_base&) = delete;

    ios_base&
    operator=(const ios_base&) = delete;

  protected:
    void
    _M_move(ios_base&) noexcept;

    void
    _M_swap(ios_base& __rhs) noexcept;

  };



  inline ios_base&
  boolalpha(ios_base& __base)
  {
    __base.setf(ios_base::boolalpha);
    return __base;
  }


  inline ios_base&
  noboolalpha(ios_base& __base)
  {
    __base.unsetf(ios_base::boolalpha);
    return __base;
  }


  inline ios_base&
  showbase(ios_base& __base)
  {
    __base.setf(ios_base::showbase);
    return __base;
  }


  inline ios_base&
  noshowbase(ios_base& __base)
  {
    __base.unsetf(ios_base::showbase);
    return __base;
  }


  inline ios_base&
  showpoint(ios_base& __base)
  {
    __base.setf(ios_base::showpoint);
    return __base;
  }


  inline ios_base&
  noshowpoint(ios_base& __base)
  {
    __base.unsetf(ios_base::showpoint);
    return __base;
  }


  inline ios_base&
  showpos(ios_base& __base)
  {
    __base.setf(ios_base::showpos);
    return __base;
  }


  inline ios_base&
  noshowpos(ios_base& __base)
  {
    __base.unsetf(ios_base::showpos);
    return __base;
  }


  inline ios_base&
  skipws(ios_base& __base)
  {
    __base.setf(ios_base::skipws);
    return __base;
  }


  inline ios_base&
  noskipws(ios_base& __base)
  {
    __base.unsetf(ios_base::skipws);
    return __base;
  }


  inline ios_base&
  uppercase(ios_base& __base)
  {
    __base.setf(ios_base::uppercase);
    return __base;
  }


  inline ios_base&
  nouppercase(ios_base& __base)
  {
    __base.unsetf(ios_base::uppercase);
    return __base;
  }


  inline ios_base&
  unitbuf(ios_base& __base)
  {
     __base.setf(ios_base::unitbuf);
     return __base;
  }


  inline ios_base&
  nounitbuf(ios_base& __base)
  {
     __base.unsetf(ios_base::unitbuf);
     return __base;
  }



  inline ios_base&
  internal(ios_base& __base)
  {
     __base.setf(ios_base::internal, ios_base::adjustfield);
     return __base;
  }


  inline ios_base&
  left(ios_base& __base)
  {
    __base.setf(ios_base::left, ios_base::adjustfield);
    return __base;
  }


  inline ios_base&
  right(ios_base& __base)
  {
    __base.setf(ios_base::right, ios_base::adjustfield);
    return __base;
  }



  inline ios_base&
  dec(ios_base& __base)
  {
    __base.setf(ios_base::dec, ios_base::basefield);
    return __base;
  }


  inline ios_base&
  hex(ios_base& __base)
  {
    __base.setf(ios_base::hex, ios_base::basefield);
    return __base;
  }


  inline ios_base&
  oct(ios_base& __base)
  {
    __base.setf(ios_base::oct, ios_base::basefield);
    return __base;
  }



  inline ios_base&
  fixed(ios_base& __base)
  {
    __base.setf(ios_base::fixed, ios_base::floatfield);
    return __base;
  }


  inline ios_base&
  scientific(ios_base& __base)
  {
    __base.setf(ios_base::scientific, ios_base::floatfield);
    return __base;
  }






  inline ios_base&
  hexfloat(ios_base& __base)
  {
    __base.setf(ios_base::fixed | ios_base::scientific, ios_base::floatfield);
    return __base;
  }


  inline ios_base&
  defaultfloat(ios_base& __base)
  {
    __base.unsetf(ios_base::floatfield);
    return __base;
  }



}
# 43 "/usr/include/c++/6.2.1/ios" 2 3
# 1 "/usr/include/c++/6.2.1/streambuf" 1 3
# 36 "/usr/include/c++/6.2.1/streambuf" 3
       
# 37 "/usr/include/c++/6.2.1/streambuf" 3
# 45 "/usr/include/c++/6.2.1/streambuf" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    streamsize
    __copy_streambufs_eof(basic_streambuf<_CharT, _Traits>*,
     basic_streambuf<_CharT, _Traits>*, bool&);
# 119 "/usr/include/c++/6.2.1/streambuf" 3
  template<typename _CharT, typename _Traits>
    class basic_streambuf
    {
    public:






      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;




      typedef basic_streambuf<char_type, traits_type> __streambuf_type;


      friend class basic_ios<char_type, traits_type>;
      friend class basic_istream<char_type, traits_type>;
      friend class basic_ostream<char_type, traits_type>;
      friend class istreambuf_iterator<char_type, traits_type>;
      friend class ostreambuf_iterator<char_type, traits_type>;

      friend streamsize
      __copy_streambufs_eof<>(basic_streambuf*, basic_streambuf*, bool&);

      template<bool _IsMove, typename _CharT2>
        friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value,
            _CharT2*>::__type
        __copy_move_a2(istreambuf_iterator<_CharT2>,
         istreambuf_iterator<_CharT2>, _CharT2*);

      template<typename _CharT2>
        friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value,
      istreambuf_iterator<_CharT2> >::__type
        find(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>,
      const _CharT2&);

      template<typename _CharT2, typename _Traits2>
        friend basic_istream<_CharT2, _Traits2>&
        operator>>(basic_istream<_CharT2, _Traits2>&, _CharT2*);

      template<typename _CharT2, typename _Traits2, typename _Alloc>
        friend basic_istream<_CharT2, _Traits2>&
        operator>>(basic_istream<_CharT2, _Traits2>&,
     basic_string<_CharT2, _Traits2, _Alloc>&);

      template<typename _CharT2, typename _Traits2, typename _Alloc>
        friend basic_istream<_CharT2, _Traits2>&
        getline(basic_istream<_CharT2, _Traits2>&,
  basic_string<_CharT2, _Traits2, _Alloc>&, _CharT2);

    protected:







      char_type* _M_in_beg;
      char_type* _M_in_cur;
      char_type* _M_in_end;
      char_type* _M_out_beg;
      char_type* _M_out_cur;
      char_type* _M_out_end;


      locale _M_buf_locale;

  public:

      virtual
      ~basic_streambuf()
      { }
# 208 "/usr/include/c++/6.2.1/streambuf" 3
      locale
      pubimbue(const locale& __loc)
      {
 locale __tmp(this->getloc());
 this->imbue(__loc);
 _M_buf_locale = __loc;
 return __tmp;
      }
# 225 "/usr/include/c++/6.2.1/streambuf" 3
      locale
      getloc() const
      { return _M_buf_locale; }
# 238 "/usr/include/c++/6.2.1/streambuf" 3
      basic_streambuf*
      pubsetbuf(char_type* __s, streamsize __n)
      { return this->setbuf(__s, __n); }
# 250 "/usr/include/c++/6.2.1/streambuf" 3
      pos_type
      pubseekoff(off_type __off, ios_base::seekdir __way,
   ios_base::openmode __mode = ios_base::in | ios_base::out)
      { return this->seekoff(__off, __way, __mode); }
# 262 "/usr/include/c++/6.2.1/streambuf" 3
      pos_type
      pubseekpos(pos_type __sp,
   ios_base::openmode __mode = ios_base::in | ios_base::out)
      { return this->seekpos(__sp, __mode); }




      int
      pubsync() { return this->sync(); }
# 283 "/usr/include/c++/6.2.1/streambuf" 3
      streamsize
      in_avail()
      {
 const streamsize __ret = this->egptr() - this->gptr();
 return __ret ? __ret : this->showmanyc();
      }
# 297 "/usr/include/c++/6.2.1/streambuf" 3
      int_type
      snextc()
      {
 int_type __ret = traits_type::eof();
 if (__builtin_expect(!traits_type::eq_int_type(this->sbumpc(),
             __ret), true))
   __ret = this->sgetc();
 return __ret;
      }
# 315 "/usr/include/c++/6.2.1/streambuf" 3
      int_type
      sbumpc()
      {
 int_type __ret;
 if (__builtin_expect(this->gptr() < this->egptr(), true))
   {
     __ret = traits_type::to_int_type(*this->gptr());
     this->gbump(1);
   }
 else
   __ret = this->uflow();
 return __ret;
      }
# 337 "/usr/include/c++/6.2.1/streambuf" 3
      int_type
      sgetc()
      {
 int_type __ret;
 if (__builtin_expect(this->gptr() < this->egptr(), true))
   __ret = traits_type::to_int_type(*this->gptr());
 else
   __ret = this->underflow();
 return __ret;
      }
# 356 "/usr/include/c++/6.2.1/streambuf" 3
      streamsize
      sgetn(char_type* __s, streamsize __n)
      { return this->xsgetn(__s, __n); }
# 371 "/usr/include/c++/6.2.1/streambuf" 3
      int_type
      sputbackc(char_type __c)
      {
 int_type __ret;
 const bool __testpos = this->eback() < this->gptr();
 if (__builtin_expect(!__testpos ||
        !traits_type::eq(__c, this->gptr()[-1]), false))
   __ret = this->pbackfail(traits_type::to_int_type(__c));
 else
   {
     this->gbump(-1);
     __ret = traits_type::to_int_type(*this->gptr());
   }
 return __ret;
      }
# 396 "/usr/include/c++/6.2.1/streambuf" 3
      int_type
      sungetc()
      {
 int_type __ret;
 if (__builtin_expect(this->eback() < this->gptr(), true))
   {
     this->gbump(-1);
     __ret = traits_type::to_int_type(*this->gptr());
   }
 else
   __ret = this->pbackfail();
 return __ret;
      }
# 423 "/usr/include/c++/6.2.1/streambuf" 3
      int_type
      sputc(char_type __c)
      {
 int_type __ret;
 if (__builtin_expect(this->pptr() < this->epptr(), true))
   {
     *this->pptr() = __c;
     this->pbump(1);
     __ret = traits_type::to_int_type(__c);
   }
 else
   __ret = this->overflow(traits_type::to_int_type(__c));
 return __ret;
      }
# 449 "/usr/include/c++/6.2.1/streambuf" 3
      streamsize
      sputn(const char_type* __s, streamsize __n)
      { return this->xsputn(__s, __n); }

    protected:
# 463 "/usr/include/c++/6.2.1/streambuf" 3
      basic_streambuf()
      : _M_in_beg(0), _M_in_cur(0), _M_in_end(0),
      _M_out_beg(0), _M_out_cur(0), _M_out_end(0),
      _M_buf_locale(locale())
      { }
# 481 "/usr/include/c++/6.2.1/streambuf" 3
      char_type*
      eback() const { return _M_in_beg; }

      char_type*
      gptr() const { return _M_in_cur; }

      char_type*
      egptr() const { return _M_in_end; }
# 497 "/usr/include/c++/6.2.1/streambuf" 3
      void
      gbump(int __n) { _M_in_cur += __n; }
# 508 "/usr/include/c++/6.2.1/streambuf" 3
      void
      setg(char_type* __gbeg, char_type* __gnext, char_type* __gend)
      {
 _M_in_beg = __gbeg;
 _M_in_cur = __gnext;
 _M_in_end = __gend;
      }
# 528 "/usr/include/c++/6.2.1/streambuf" 3
      char_type*
      pbase() const { return _M_out_beg; }

      char_type*
      pptr() const { return _M_out_cur; }

      char_type*
      epptr() const { return _M_out_end; }
# 544 "/usr/include/c++/6.2.1/streambuf" 3
      void
      pbump(int __n) { _M_out_cur += __n; }
# 554 "/usr/include/c++/6.2.1/streambuf" 3
      void
      setp(char_type* __pbeg, char_type* __pend)
      {
 _M_out_beg = _M_out_cur = __pbeg;
 _M_out_end = __pend;
      }
# 575 "/usr/include/c++/6.2.1/streambuf" 3
      virtual void
      imbue(const locale& __loc)
      { }
# 590 "/usr/include/c++/6.2.1/streambuf" 3
      virtual basic_streambuf<char_type,_Traits>*
      setbuf(char_type*, streamsize)
      { return this; }
# 601 "/usr/include/c++/6.2.1/streambuf" 3
      virtual pos_type
      seekoff(off_type, ios_base::seekdir,
       ios_base::openmode = ios_base::in | ios_base::out)
      { return pos_type(off_type(-1)); }
# 613 "/usr/include/c++/6.2.1/streambuf" 3
      virtual pos_type
      seekpos(pos_type,
       ios_base::openmode = ios_base::in | ios_base::out)
      { return pos_type(off_type(-1)); }
# 626 "/usr/include/c++/6.2.1/streambuf" 3
      virtual int
      sync() { return 0; }
# 648 "/usr/include/c++/6.2.1/streambuf" 3
      virtual streamsize
      showmanyc() { return 0; }
# 664 "/usr/include/c++/6.2.1/streambuf" 3
      virtual streamsize
      xsgetn(char_type* __s, streamsize __n);
# 686 "/usr/include/c++/6.2.1/streambuf" 3
      virtual int_type
      underflow()
      { return traits_type::eof(); }
# 699 "/usr/include/c++/6.2.1/streambuf" 3
      virtual int_type
      uflow()
      {
 int_type __ret = traits_type::eof();
 const bool __testeof = traits_type::eq_int_type(this->underflow(),
       __ret);
 if (!__testeof)
   {
     __ret = traits_type::to_int_type(*this->gptr());
     this->gbump(1);
   }
 return __ret;
      }
# 723 "/usr/include/c++/6.2.1/streambuf" 3
      virtual int_type
      pbackfail(int_type __c = traits_type::eof())
      { return traits_type::eof(); }
# 741 "/usr/include/c++/6.2.1/streambuf" 3
      virtual streamsize
      xsputn(const char_type* __s, streamsize __n);
# 767 "/usr/include/c++/6.2.1/streambuf" 3
      virtual int_type
      overflow(int_type __c = traits_type::eof())
      { return traits_type::eof(); }



    public:
# 782 "/usr/include/c++/6.2.1/streambuf" 3
      void
      stossc()
      {
 if (this->gptr() < this->egptr())
   this->gbump(1);
 else
   this->uflow();
      }



      void
      __safe_gbump(streamsize __n) { _M_in_cur += __n; }

      void
      __safe_pbump(streamsize __n) { _M_out_cur += __n; }




    protected:

      basic_streambuf(const basic_streambuf&);

      basic_streambuf&
      operator=(const basic_streambuf&);


      void
      swap(basic_streambuf& __sb)
      {
 std::swap(_M_in_beg, __sb._M_in_beg);
 std::swap(_M_in_cur, __sb._M_in_cur);
 std::swap(_M_in_end, __sb._M_in_end);
 std::swap(_M_out_beg, __sb._M_out_beg);
 std::swap(_M_out_cur, __sb._M_out_cur);
 std::swap(_M_out_end, __sb._M_out_end);
 std::swap(_M_buf_locale, __sb._M_buf_locale);
      }

    };


  template<typename _CharT, typename _Traits>
    std::basic_streambuf<_CharT, _Traits>::
    basic_streambuf(const basic_streambuf&) = default;

  template<typename _CharT, typename _Traits>
    std::basic_streambuf<_CharT, _Traits>&
    std::basic_streambuf<_CharT, _Traits>::
    operator=(const basic_streambuf&) = default;



  template<>
    streamsize
    __copy_streambufs_eof(basic_streambuf<char>* __sbin,
     basic_streambuf<char>* __sbout, bool& __ineof);

  template<>
    streamsize
    __copy_streambufs_eof(basic_streambuf<wchar_t>* __sbin,
     basic_streambuf<wchar_t>* __sbout, bool& __ineof);



}

# 1 "/usr/include/c++/6.2.1/bits/streambuf.tcc" 1 3
# 37 "/usr/include/c++/6.2.1/bits/streambuf.tcc" 3
       
# 38 "/usr/include/c++/6.2.1/bits/streambuf.tcc" 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    streamsize
    basic_streambuf<_CharT, _Traits>::
    xsgetn(char_type* __s, streamsize __n)
    {
      streamsize __ret = 0;
      while (__ret < __n)
 {
   const streamsize __buf_len = this->egptr() - this->gptr();
   if (__buf_len)
     {
       const streamsize __remaining = __n - __ret;
       const streamsize __len = std::min(__buf_len, __remaining);
       traits_type::copy(__s, this->gptr(), __len);
       __ret += __len;
       __s += __len;
       this->__safe_gbump(__len);
     }

   if (__ret < __n)
     {
       const int_type __c = this->uflow();
       if (!traits_type::eq_int_type(__c, traits_type::eof()))
  {
    traits_type::assign(*__s++, traits_type::to_char_type(__c));
    ++__ret;
  }
       else
  break;
     }
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    streamsize
    basic_streambuf<_CharT, _Traits>::
    xsputn(const char_type* __s, streamsize __n)
    {
      streamsize __ret = 0;
      while (__ret < __n)
 {
   const streamsize __buf_len = this->epptr() - this->pptr();
   if (__buf_len)
     {
       const streamsize __remaining = __n - __ret;
       const streamsize __len = std::min(__buf_len, __remaining);
       traits_type::copy(this->pptr(), __s, __len);
       __ret += __len;
       __s += __len;
       this->__safe_pbump(__len);
     }

   if (__ret < __n)
     {
       int_type __c = this->overflow(traits_type::to_int_type(*__s));
       if (!traits_type::eq_int_type(__c, traits_type::eof()))
  {
    ++__ret;
    ++__s;
  }
       else
  break;
     }
 }
      return __ret;
    }




  template<typename _CharT, typename _Traits>
    streamsize
    __copy_streambufs_eof(basic_streambuf<_CharT, _Traits>* __sbin,
     basic_streambuf<_CharT, _Traits>* __sbout,
     bool& __ineof)
    {
      streamsize __ret = 0;
      __ineof = true;
      typename _Traits::int_type __c = __sbin->sgetc();
      while (!_Traits::eq_int_type(__c, _Traits::eof()))
 {
   __c = __sbout->sputc(_Traits::to_char_type(__c));
   if (_Traits::eq_int_type(__c, _Traits::eof()))
     {
       __ineof = false;
       break;
     }
   ++__ret;
   __c = __sbin->snextc();
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    inline streamsize
    __copy_streambufs(basic_streambuf<_CharT, _Traits>* __sbin,
        basic_streambuf<_CharT, _Traits>* __sbout)
    {
      bool __ineof;
      return __copy_streambufs_eof(__sbin, __sbout, __ineof);
    }




  extern template class basic_streambuf<char>;
  extern template
    streamsize
    __copy_streambufs(basic_streambuf<char>*,
        basic_streambuf<char>*);
  extern template
    streamsize
    __copy_streambufs_eof(basic_streambuf<char>*,
     basic_streambuf<char>*, bool&);


  extern template class basic_streambuf<wchar_t>;
  extern template
    streamsize
    __copy_streambufs(basic_streambuf<wchar_t>*,
        basic_streambuf<wchar_t>*);
  extern template
    streamsize
    __copy_streambufs_eof(basic_streambuf<wchar_t>*,
     basic_streambuf<wchar_t>*, bool&);




}
# 851 "/usr/include/c++/6.2.1/streambuf" 2 3
# 44 "/usr/include/c++/6.2.1/ios" 2 3
# 1 "/usr/include/c++/6.2.1/bits/basic_ios.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3



# 1 "/usr/include/c++/6.2.1/bits/locale_facets.h" 1 3
# 37 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
       
# 38 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3

# 1 "/usr/include/c++/6.2.1/cwctype" 1 3
# 39 "/usr/include/c++/6.2.1/cwctype" 3
       
# 40 "/usr/include/c++/6.2.1/cwctype" 3
# 50 "/usr/include/c++/6.2.1/cwctype" 3
# 1 "/usr/include/wctype.h" 1 3 4
# 33 "/usr/include/wctype.h" 3 4
# 1 "/usr/include/wchar.h" 1 3 4
# 34 "/usr/include/wctype.h" 2 3 4
# 49 "/usr/include/wctype.h" 3 4



typedef unsigned long int wctype_t;

# 71 "/usr/include/wctype.h" 3 4
enum
{
  __ISwupper = 0,
  __ISwlower = 1,
  __ISwalpha = 2,
  __ISwdigit = 3,
  __ISwxdigit = 4,
  __ISwspace = 5,
  __ISwprint = 6,
  __ISwgraph = 7,
  __ISwblank = 8,
  __ISwcntrl = 9,
  __ISwpunct = 10,
  __ISwalnum = 11,

  _ISwupper = ((__ISwupper) < 8 ? (int) ((1UL << (__ISwupper)) << 24) : ((__ISwupper) < 16 ? (int) ((1UL << (__ISwupper)) << 8) : ((__ISwupper) < 24 ? (int) ((1UL << (__ISwupper)) >> 8) : (int) ((1UL << (__ISwupper)) >> 24)))),
  _ISwlower = ((__ISwlower) < 8 ? (int) ((1UL << (__ISwlower)) << 24) : ((__ISwlower) < 16 ? (int) ((1UL << (__ISwlower)) << 8) : ((__ISwlower) < 24 ? (int) ((1UL << (__ISwlower)) >> 8) : (int) ((1UL << (__ISwlower)) >> 24)))),
  _ISwalpha = ((__ISwalpha) < 8 ? (int) ((1UL << (__ISwalpha)) << 24) : ((__ISwalpha) < 16 ? (int) ((1UL << (__ISwalpha)) << 8) : ((__ISwalpha) < 24 ? (int) ((1UL << (__ISwalpha)) >> 8) : (int) ((1UL << (__ISwalpha)) >> 24)))),
  _ISwdigit = ((__ISwdigit) < 8 ? (int) ((1UL << (__ISwdigit)) << 24) : ((__ISwdigit) < 16 ? (int) ((1UL << (__ISwdigit)) << 8) : ((__ISwdigit) < 24 ? (int) ((1UL << (__ISwdigit)) >> 8) : (int) ((1UL << (__ISwdigit)) >> 24)))),
  _ISwxdigit = ((__ISwxdigit) < 8 ? (int) ((1UL << (__ISwxdigit)) << 24) : ((__ISwxdigit) < 16 ? (int) ((1UL << (__ISwxdigit)) << 8) : ((__ISwxdigit) < 24 ? (int) ((1UL << (__ISwxdigit)) >> 8) : (int) ((1UL << (__ISwxdigit)) >> 24)))),
  _ISwspace = ((__ISwspace) < 8 ? (int) ((1UL << (__ISwspace)) << 24) : ((__ISwspace) < 16 ? (int) ((1UL << (__ISwspace)) << 8) : ((__ISwspace) < 24 ? (int) ((1UL << (__ISwspace)) >> 8) : (int) ((1UL << (__ISwspace)) >> 24)))),
  _ISwprint = ((__ISwprint) < 8 ? (int) ((1UL << (__ISwprint)) << 24) : ((__ISwprint) < 16 ? (int) ((1UL << (__ISwprint)) << 8) : ((__ISwprint) < 24 ? (int) ((1UL << (__ISwprint)) >> 8) : (int) ((1UL << (__ISwprint)) >> 24)))),
  _ISwgraph = ((__ISwgraph) < 8 ? (int) ((1UL << (__ISwgraph)) << 24) : ((__ISwgraph) < 16 ? (int) ((1UL << (__ISwgraph)) << 8) : ((__ISwgraph) < 24 ? (int) ((1UL << (__ISwgraph)) >> 8) : (int) ((1UL << (__ISwgraph)) >> 24)))),
  _ISwblank = ((__ISwblank) < 8 ? (int) ((1UL << (__ISwblank)) << 24) : ((__ISwblank) < 16 ? (int) ((1UL << (__ISwblank)) << 8) : ((__ISwblank) < 24 ? (int) ((1UL << (__ISwblank)) >> 8) : (int) ((1UL << (__ISwblank)) >> 24)))),
  _ISwcntrl = ((__ISwcntrl) < 8 ? (int) ((1UL << (__ISwcntrl)) << 24) : ((__ISwcntrl) < 16 ? (int) ((1UL << (__ISwcntrl)) << 8) : ((__ISwcntrl) < 24 ? (int) ((1UL << (__ISwcntrl)) >> 8) : (int) ((1UL << (__ISwcntrl)) >> 24)))),
  _ISwpunct = ((__ISwpunct) < 8 ? (int) ((1UL << (__ISwpunct)) << 24) : ((__ISwpunct) < 16 ? (int) ((1UL << (__ISwpunct)) << 8) : ((__ISwpunct) < 24 ? (int) ((1UL << (__ISwpunct)) >> 8) : (int) ((1UL << (__ISwpunct)) >> 24)))),
  _ISwalnum = ((__ISwalnum) < 8 ? (int) ((1UL << (__ISwalnum)) << 24) : ((__ISwalnum) < 16 ? (int) ((1UL << (__ISwalnum)) << 8) : ((__ISwalnum) < 24 ? (int) ((1UL << (__ISwalnum)) >> 8) : (int) ((1UL << (__ISwalnum)) >> 24))))
};



extern "C" {








extern int iswalnum (wint_t __wc) throw ();





extern int iswalpha (wint_t __wc) throw ();


extern int iswcntrl (wint_t __wc) throw ();



extern int iswdigit (wint_t __wc) throw ();



extern int iswgraph (wint_t __wc) throw ();




extern int iswlower (wint_t __wc) throw ();


extern int iswprint (wint_t __wc) throw ();




extern int iswpunct (wint_t __wc) throw ();




extern int iswspace (wint_t __wc) throw ();




extern int iswupper (wint_t __wc) throw ();




extern int iswxdigit (wint_t __wc) throw ();





extern int iswblank (wint_t __wc) throw ();
# 171 "/usr/include/wctype.h" 3 4
extern wctype_t wctype (const char *__property) throw ();



extern int iswctype (wint_t __wc, wctype_t __desc) throw ();










typedef const __int32_t *wctrans_t;







extern wint_t towlower (wint_t __wc) throw ();


extern wint_t towupper (wint_t __wc) throw ();


}
# 213 "/usr/include/wctype.h" 3 4
extern "C" {




extern wctrans_t wctrans (const char *__property) throw ();


extern wint_t towctrans (wint_t __wc, wctrans_t __desc) throw ();








extern int iswalnum_l (wint_t __wc, __locale_t __locale) throw ();





extern int iswalpha_l (wint_t __wc, __locale_t __locale) throw ();


extern int iswcntrl_l (wint_t __wc, __locale_t __locale) throw ();



extern int iswdigit_l (wint_t __wc, __locale_t __locale) throw ();



extern int iswgraph_l (wint_t __wc, __locale_t __locale) throw ();




extern int iswlower_l (wint_t __wc, __locale_t __locale) throw ();


extern int iswprint_l (wint_t __wc, __locale_t __locale) throw ();




extern int iswpunct_l (wint_t __wc, __locale_t __locale) throw ();




extern int iswspace_l (wint_t __wc, __locale_t __locale) throw ();




extern int iswupper_l (wint_t __wc, __locale_t __locale) throw ();




extern int iswxdigit_l (wint_t __wc, __locale_t __locale) throw ();




extern int iswblank_l (wint_t __wc, __locale_t __locale) throw ();



extern wctype_t wctype_l (const char *__property, __locale_t __locale)
     throw ();



extern int iswctype_l (wint_t __wc, wctype_t __desc, __locale_t __locale)
     throw ();







extern wint_t towlower_l (wint_t __wc, __locale_t __locale) throw ();


extern wint_t towupper_l (wint_t __wc, __locale_t __locale) throw ();



extern wctrans_t wctrans_l (const char *__property, __locale_t __locale)
     throw ();


extern wint_t towctrans_l (wint_t __wc, wctrans_t __desc,
      __locale_t __locale) throw ();



}
# 51 "/usr/include/c++/6.2.1/cwctype" 2 3
# 80 "/usr/include/c++/6.2.1/cwctype" 3
namespace std
{
  using ::wctrans_t;
  using ::wctype_t;
  using ::wint_t;

  using ::iswalnum;
  using ::iswalpha;

  using ::iswblank;

  using ::iswcntrl;
  using ::iswctype;
  using ::iswdigit;
  using ::iswgraph;
  using ::iswlower;
  using ::iswprint;
  using ::iswpunct;
  using ::iswspace;
  using ::iswupper;
  using ::iswxdigit;
  using ::towctrans;
  using ::towlower;
  using ::towupper;
  using ::wctrans;
  using ::wctype;
}
# 40 "/usr/include/c++/6.2.1/bits/locale_facets.h" 2 3
# 1 "/usr/include/c++/6.2.1/cctype" 1 3
# 39 "/usr/include/c++/6.2.1/cctype" 3
       
# 40 "/usr/include/c++/6.2.1/cctype" 3
# 41 "/usr/include/c++/6.2.1/bits/locale_facets.h" 2 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/ctype_base.h" 1 3
# 36 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/ctype_base.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{



  struct ctype_base
  {

    typedef const int* __to_type;



    typedef unsigned short mask;
    static const mask upper = _ISupper;
    static const mask lower = _ISlower;
    static const mask alpha = _ISalpha;
    static const mask digit = _ISdigit;
    static const mask xdigit = _ISxdigit;
    static const mask space = _ISspace;
    static const mask print = _ISprint;
    static const mask graph = _ISalpha | _ISdigit | _ISpunct;
    static const mask cntrl = _IScntrl;
    static const mask punct = _ISpunct;
    static const mask alnum = _ISalpha | _ISdigit;

    static const mask blank = _ISblank;

  };


}
# 42 "/usr/include/c++/6.2.1/bits/locale_facets.h" 2 3






# 1 "/usr/include/c++/6.2.1/bits/streambuf_iterator.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/streambuf_iterator.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/streambuf_iterator.h" 3




namespace std __attribute__ ((__visibility__ ("default")))
{

# 49 "/usr/include/c++/6.2.1/bits/streambuf_iterator.h" 3
  template<typename _CharT, typename _Traits>
    class istreambuf_iterator
    : public iterator<input_iterator_tag, _CharT, typename _Traits::off_type,
                      _CharT*,


        _CharT>



    {
    public:



      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef typename _Traits::int_type int_type;
      typedef basic_streambuf<_CharT, _Traits> streambuf_type;
      typedef basic_istream<_CharT, _Traits> istream_type;


      template<typename _CharT2>
 friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value,
                      ostreambuf_iterator<_CharT2> >::__type
 copy(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>,
      ostreambuf_iterator<_CharT2>);

      template<bool _IsMove, typename _CharT2>
 friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value,
            _CharT2*>::__type
 __copy_move_a2(istreambuf_iterator<_CharT2>,
         istreambuf_iterator<_CharT2>, _CharT2*);

      template<typename _CharT2>
 friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value,
               istreambuf_iterator<_CharT2> >::__type
 find(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>,
      const _CharT2&);

    private:







      mutable streambuf_type* _M_sbuf;
      mutable int_type _M_c;

    public:

      constexpr istreambuf_iterator() noexcept
      : _M_sbuf(0), _M_c(traits_type::eof()) { }


      istreambuf_iterator(const istreambuf_iterator&) noexcept = default;

      ~istreambuf_iterator() = default;



      istreambuf_iterator(istream_type& __s) noexcept
      : _M_sbuf(__s.rdbuf()), _M_c(traits_type::eof()) { }


      istreambuf_iterator(streambuf_type* __s) noexcept
      : _M_sbuf(__s), _M_c(traits_type::eof()) { }




      char_type
      operator*() const
      {







 return traits_type::to_char_type(_M_get());
      }


      istreambuf_iterator&
      operator++()
      {


                        ;
 if (_M_sbuf)
   {
     _M_sbuf->sbumpc();
     _M_c = traits_type::eof();
   }
 return *this;
      }


      istreambuf_iterator
      operator++(int)
      {


                        ;

 istreambuf_iterator __old = *this;
 if (_M_sbuf)
   {
     __old._M_c = _M_sbuf->sbumpc();
     _M_c = traits_type::eof();
   }
 return __old;
      }





      bool
      equal(const istreambuf_iterator& __b) const
      { return _M_at_eof() == __b._M_at_eof(); }

    private:
      int_type
      _M_get() const
      {
 const int_type __eof = traits_type::eof();
 int_type __ret = __eof;
 if (_M_sbuf)
   {
     if (!traits_type::eq_int_type(_M_c, __eof))
       __ret = _M_c;
     else if (!traits_type::eq_int_type((__ret = _M_sbuf->sgetc()),
            __eof))
       _M_c = __ret;
     else
       _M_sbuf = 0;
   }
 return __ret;
      }

      bool
      _M_at_eof() const
      {
 const int_type __eof = traits_type::eof();
 return traits_type::eq_int_type(_M_get(), __eof);
      }
    };

  template<typename _CharT, typename _Traits>
    inline bool
    operator==(const istreambuf_iterator<_CharT, _Traits>& __a,
        const istreambuf_iterator<_CharT, _Traits>& __b)
    { return __a.equal(__b); }

  template<typename _CharT, typename _Traits>
    inline bool
    operator!=(const istreambuf_iterator<_CharT, _Traits>& __a,
        const istreambuf_iterator<_CharT, _Traits>& __b)
    { return !__a.equal(__b); }


  template<typename _CharT, typename _Traits>
    class ostreambuf_iterator
    : public iterator<output_iterator_tag, void, void, void, void>
    {
    public:



      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef basic_streambuf<_CharT, _Traits> streambuf_type;
      typedef basic_ostream<_CharT, _Traits> ostream_type;


      template<typename _CharT2>
 friend typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value,
                      ostreambuf_iterator<_CharT2> >::__type
 copy(istreambuf_iterator<_CharT2>, istreambuf_iterator<_CharT2>,
      ostreambuf_iterator<_CharT2>);

    private:
      streambuf_type* _M_sbuf;
      bool _M_failed;

    public:

      ostreambuf_iterator(ostream_type& __s) noexcept
      : _M_sbuf(__s.rdbuf()), _M_failed(!_M_sbuf) { }


      ostreambuf_iterator(streambuf_type* __s) noexcept
      : _M_sbuf(__s), _M_failed(!_M_sbuf) { }


      ostreambuf_iterator&
      operator=(_CharT __c)
      {
 if (!_M_failed &&
     _Traits::eq_int_type(_M_sbuf->sputc(__c), _Traits::eof()))
   _M_failed = true;
 return *this;
      }


      ostreambuf_iterator&
      operator*()
      { return *this; }


      ostreambuf_iterator&
      operator++(int)
      { return *this; }


      ostreambuf_iterator&
      operator++()
      { return *this; }


      bool
      failed() const noexcept
      { return _M_failed; }

      ostreambuf_iterator&
      _M_put(const _CharT* __ws, streamsize __len)
      {
 if (__builtin_expect(!_M_failed, true)
     && __builtin_expect(this->_M_sbuf->sputn(__ws, __len) != __len,
    false))
   _M_failed = true;
 return *this;
      }
    };


  template<typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
                           ostreambuf_iterator<_CharT> >::__type
    copy(istreambuf_iterator<_CharT> __first,
  istreambuf_iterator<_CharT> __last,
  ostreambuf_iterator<_CharT> __result)
    {
      if (__first._M_sbuf && !__last._M_sbuf && !__result._M_failed)
 {
   bool __ineof;
   __copy_streambufs_eof(__first._M_sbuf, __result._M_sbuf, __ineof);
   if (!__ineof)
     __result._M_failed = true;
 }
      return __result;
    }

  template<bool _IsMove, typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
            ostreambuf_iterator<_CharT> >::__type
    __copy_move_a2(_CharT* __first, _CharT* __last,
     ostreambuf_iterator<_CharT> __result)
    {
      const streamsize __num = __last - __first;
      if (__num > 0)
 __result._M_put(__first, __num);
      return __result;
    }

  template<bool _IsMove, typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
        ostreambuf_iterator<_CharT> >::__type
    __copy_move_a2(const _CharT* __first, const _CharT* __last,
     ostreambuf_iterator<_CharT> __result)
    {
      const streamsize __num = __last - __first;
      if (__num > 0)
 __result._M_put(__first, __num);
      return __result;
    }

  template<bool _IsMove, typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
            _CharT*>::__type
    __copy_move_a2(istreambuf_iterator<_CharT> __first,
     istreambuf_iterator<_CharT> __last, _CharT* __result)
    {
      typedef istreambuf_iterator<_CharT> __is_iterator_type;
      typedef typename __is_iterator_type::traits_type traits_type;
      typedef typename __is_iterator_type::streambuf_type streambuf_type;
      typedef typename traits_type::int_type int_type;

      if (__first._M_sbuf && !__last._M_sbuf)
 {
   streambuf_type* __sb = __first._M_sbuf;
   int_type __c = __sb->sgetc();
   while (!traits_type::eq_int_type(__c, traits_type::eof()))
     {
       const streamsize __n = __sb->egptr() - __sb->gptr();
       if (__n > 1)
  {
    traits_type::copy(__result, __sb->gptr(), __n);
    __sb->__safe_gbump(__n);
    __result += __n;
    __c = __sb->underflow();
  }
       else
  {
    *__result++ = traits_type::to_char_type(__c);
    __c = __sb->snextc();
  }
     }
 }
      return __result;
    }

  template<typename _CharT>
    typename __gnu_cxx::__enable_if<__is_char<_CharT>::__value,
          istreambuf_iterator<_CharT> >::__type
    find(istreambuf_iterator<_CharT> __first,
  istreambuf_iterator<_CharT> __last, const _CharT& __val)
    {
      typedef istreambuf_iterator<_CharT> __is_iterator_type;
      typedef typename __is_iterator_type::traits_type traits_type;
      typedef typename __is_iterator_type::streambuf_type streambuf_type;
      typedef typename traits_type::int_type int_type;

      if (__first._M_sbuf && !__last._M_sbuf)
 {
   const int_type __ival = traits_type::to_int_type(__val);
   streambuf_type* __sb = __first._M_sbuf;
   int_type __c = __sb->sgetc();
   while (!traits_type::eq_int_type(__c, traits_type::eof())
   && !traits_type::eq_int_type(__c, __ival))
     {
       streamsize __n = __sb->egptr() - __sb->gptr();
       if (__n > 1)
  {
    const _CharT* __p = traits_type::find(__sb->gptr(),
       __n, __val);
    if (__p)
      __n = __p - __sb->gptr();
    __sb->__safe_gbump(__n);
    __c = __sb->sgetc();
  }
       else
  __c = __sb->snextc();
     }

   if (!traits_type::eq_int_type(__c, traits_type::eof()))
     __first._M_c = __c;
   else
     __first._M_sbuf = 0;
 }
      return __first;
    }




}
# 49 "/usr/include/c++/6.2.1/bits/locale_facets.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 71 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<typename _Tp>
    void
    __convert_to_v(const char*, _Tp&, ios_base::iostate&,
     const __c_locale&) throw();


  template<>
    void
    __convert_to_v(const char*, float&, ios_base::iostate&,
     const __c_locale&) throw();

  template<>
    void
    __convert_to_v(const char*, double&, ios_base::iostate&,
     const __c_locale&) throw();

  template<>
    void
    __convert_to_v(const char*, long double&, ios_base::iostate&,
     const __c_locale&) throw();



  template<typename _CharT, typename _Traits>
    struct __pad
    {
      static void
      _S_pad(ios_base& __io, _CharT __fill, _CharT* __news,
      const _CharT* __olds, streamsize __newlen, streamsize __oldlen);
    };






  template<typename _CharT>
    _CharT*
    __add_grouping(_CharT* __s, _CharT __sep,
     const char* __gbeg, size_t __gsize,
     const _CharT* __first, const _CharT* __last);




  template<typename _CharT>
    inline
    ostreambuf_iterator<_CharT>
    __write(ostreambuf_iterator<_CharT> __s, const _CharT* __ws, int __len)
    {
      __s._M_put(__ws, __len);
      return __s;
    }


  template<typename _CharT, typename _OutIter>
    inline
    _OutIter
    __write(_OutIter __s, const _CharT* __ws, int __len)
    {
      for (int __j = 0; __j < __len; __j++, ++__s)
 *__s = __ws[__j];
      return __s;
    }
# 149 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<typename _CharT>
    class __ctype_abstract_base : public locale::facet, public ctype_base
    {
    public:


      typedef _CharT char_type;
# 168 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      bool
      is(mask __m, char_type __c) const
      { return this->do_is(__m, __c); }
# 185 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      is(const char_type *__lo, const char_type *__hi, mask *__vec) const
      { return this->do_is(__lo, __hi, __vec); }
# 201 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      scan_is(mask __m, const char_type* __lo, const char_type* __hi) const
      { return this->do_scan_is(__m, __lo, __hi); }
# 217 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      scan_not(mask __m, const char_type* __lo, const char_type* __hi) const
      { return this->do_scan_not(__m, __lo, __hi); }
# 231 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      toupper(char_type __c) const
      { return this->do_toupper(__c); }
# 246 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      toupper(char_type *__lo, const char_type* __hi) const
      { return this->do_toupper(__lo, __hi); }
# 260 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      tolower(char_type __c) const
      { return this->do_tolower(__c); }
# 275 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      tolower(char_type* __lo, const char_type* __hi) const
      { return this->do_tolower(__lo, __hi); }
# 292 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      widen(char __c) const
      { return this->do_widen(__c); }
# 311 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char*
      widen(const char* __lo, const char* __hi, char_type* __to) const
      { return this->do_widen(__lo, __hi, __to); }
# 330 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char
      narrow(char_type __c, char __dfault) const
      { return this->do_narrow(__c, __dfault); }
# 352 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      narrow(const char_type* __lo, const char_type* __hi,
       char __dfault, char* __to) const
      { return this->do_narrow(__lo, __hi, __dfault, __to); }

    protected:
      explicit
      __ctype_abstract_base(size_t __refs = 0): facet(__refs) { }

      virtual
      ~__ctype_abstract_base() { }
# 377 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual bool
      do_is(mask __m, char_type __c) const = 0;
# 396 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_is(const char_type* __lo, const char_type* __hi,
     mask* __vec) const = 0;
# 415 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_scan_is(mask __m, const char_type* __lo,
   const char_type* __hi) const = 0;
# 434 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_scan_not(mask __m, const char_type* __lo,
    const char_type* __hi) const = 0;
# 452 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_toupper(char_type __c) const = 0;
# 469 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_toupper(char_type* __lo, const char_type* __hi) const = 0;
# 485 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_tolower(char_type __c) const = 0;
# 502 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_tolower(char_type* __lo, const char_type* __hi) const = 0;
# 521 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_widen(char __c) const = 0;
# 542 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char*
      do_widen(const char* __lo, const char* __hi, char_type* __to) const = 0;
# 563 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char
      do_narrow(char_type __c, char __dfault) const = 0;
# 588 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_narrow(const char_type* __lo, const char_type* __hi,
  char __dfault, char* __to) const = 0;
    };
# 611 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<typename _CharT>
    class ctype : public __ctype_abstract_base<_CharT>
    {
    public:

      typedef _CharT char_type;
      typedef typename __ctype_abstract_base<_CharT>::mask mask;


      static locale::id id;

      explicit
      ctype(size_t __refs = 0) : __ctype_abstract_base<_CharT>(__refs) { }

   protected:
      virtual
      ~ctype();

      virtual bool
      do_is(mask __m, char_type __c) const;

      virtual const char_type*
      do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;

      virtual const char_type*
      do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;

      virtual const char_type*
      do_scan_not(mask __m, const char_type* __lo,
    const char_type* __hi) const;

      virtual char_type
      do_toupper(char_type __c) const;

      virtual const char_type*
      do_toupper(char_type* __lo, const char_type* __hi) const;

      virtual char_type
      do_tolower(char_type __c) const;

      virtual const char_type*
      do_tolower(char_type* __lo, const char_type* __hi) const;

      virtual char_type
      do_widen(char __c) const;

      virtual const char*
      do_widen(const char* __lo, const char* __hi, char_type* __dest) const;

      virtual char
      do_narrow(char_type, char __dfault) const;

      virtual const char_type*
      do_narrow(const char_type* __lo, const char_type* __hi,
  char __dfault, char* __to) const;
    };

  template<typename _CharT>
    locale::id ctype<_CharT>::id;
# 680 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<>
    class ctype<char> : public locale::facet, public ctype_base
    {
    public:


      typedef char char_type;

    protected:

      __c_locale _M_c_locale_ctype;
      bool _M_del;
      __to_type _M_toupper;
      __to_type _M_tolower;
      const mask* _M_table;
      mutable char _M_widen_ok;
      mutable char _M_widen[1 + static_cast<unsigned char>(-1)];
      mutable char _M_narrow[1 + static_cast<unsigned char>(-1)];
      mutable char _M_narrow_ok;


    public:

      static locale::id id;

      static const size_t table_size = 1 + static_cast<unsigned char>(-1);
# 717 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      ctype(const mask* __table = 0, bool __del = false, size_t __refs = 0);
# 730 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      ctype(__c_locale __cloc, const mask* __table = 0, bool __del = false,
     size_t __refs = 0);
# 743 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      inline bool
      is(mask __m, char __c) const;
# 758 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      inline const char*
      is(const char* __lo, const char* __hi, mask* __vec) const;
# 772 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      inline const char*
      scan_is(mask __m, const char* __lo, const char* __hi) const;
# 786 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      inline const char*
      scan_not(mask __m, const char* __lo, const char* __hi) const;
# 801 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      toupper(char_type __c) const
      { return this->do_toupper(__c); }
# 818 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      toupper(char_type *__lo, const char_type* __hi) const
      { return this->do_toupper(__lo, __hi); }
# 834 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      tolower(char_type __c) const
      { return this->do_tolower(__c); }
# 851 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      tolower(char_type* __lo, const char_type* __hi) const
      { return this->do_tolower(__lo, __hi); }
# 871 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      widen(char __c) const
      {
 if (_M_widen_ok)
   return _M_widen[static_cast<unsigned char>(__c)];
 this->_M_widen_init();
 return this->do_widen(__c);
      }
# 898 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char*
      widen(const char* __lo, const char* __hi, char_type* __to) const
      {
 if (_M_widen_ok == 1)
   {
     __builtin_memcpy(__to, __lo, __hi - __lo);
     return __hi;
   }
 if (!_M_widen_ok)
   _M_widen_init();
 return this->do_widen(__lo, __hi, __to);
      }
# 929 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char
      narrow(char_type __c, char __dfault) const
      {
 if (_M_narrow[static_cast<unsigned char>(__c)])
   return _M_narrow[static_cast<unsigned char>(__c)];
 const char __t = do_narrow(__c, __dfault);
 if (__t != __dfault)
   _M_narrow[static_cast<unsigned char>(__c)] = __t;
 return __t;
      }
# 962 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      const char_type*
      narrow(const char_type* __lo, const char_type* __hi,
      char __dfault, char* __to) const
      {
 if (__builtin_expect(_M_narrow_ok == 1, true))
   {
     __builtin_memcpy(__to, __lo, __hi - __lo);
     return __hi;
   }
 if (!_M_narrow_ok)
   _M_narrow_init();
 return this->do_narrow(__lo, __hi, __dfault, __to);
      }





      const mask*
      table() const throw()
      { return _M_table; }


      static const mask*
      classic_table() throw();
    protected:







      virtual
      ~ctype();
# 1011 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_toupper(char_type __c) const;
# 1028 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_toupper(char_type* __lo, const char_type* __hi) const;
# 1044 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_tolower(char_type __c) const;
# 1061 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_tolower(char_type* __lo, const char_type* __hi) const;
# 1081 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_widen(char __c) const
      { return __c; }
# 1104 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char*
      do_widen(const char* __lo, const char* __hi, char_type* __to) const
      {
 __builtin_memcpy(__to, __lo, __hi - __lo);
 return __hi;
      }
# 1130 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char
      do_narrow(char_type __c, char __dfault) const
      { return __c; }
# 1156 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_narrow(const char_type* __lo, const char_type* __hi,
  char __dfault, char* __to) const
      {
 __builtin_memcpy(__to, __lo, __hi - __lo);
 return __hi;
      }

    private:
      void _M_narrow_init() const;
      void _M_widen_init() const;
    };
# 1181 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<>
    class ctype<wchar_t> : public __ctype_abstract_base<wchar_t>
    {
    public:


      typedef wchar_t char_type;
      typedef wctype_t __wmask_type;

    protected:
      __c_locale _M_c_locale_ctype;


      bool _M_narrow_ok;
      char _M_narrow[128];
      wint_t _M_widen[1 + static_cast<unsigned char>(-1)];


      mask _M_bit[16];
      __wmask_type _M_wmask[16];

    public:


      static locale::id id;
# 1214 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      ctype(size_t __refs = 0);
# 1225 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      ctype(__c_locale __cloc, size_t __refs = 0);

    protected:
      __wmask_type
      _M_convert_to_wmask(const mask __m) const throw();


      virtual
      ~ctype();
# 1249 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual bool
      do_is(mask __m, char_type __c) const;
# 1268 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_is(const char_type* __lo, const char_type* __hi, mask* __vec) const;
# 1286 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_scan_is(mask __m, const char_type* __lo, const char_type* __hi) const;
# 1304 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_scan_not(mask __m, const char_type* __lo,
    const char_type* __hi) const;
# 1321 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_toupper(char_type __c) const;
# 1338 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_toupper(char_type* __lo, const char_type* __hi) const;
# 1354 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_tolower(char_type __c) const;
# 1371 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_tolower(char_type* __lo, const char_type* __hi) const;
# 1391 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_widen(char __c) const;
# 1413 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char*
      do_widen(const char* __lo, const char* __hi, char_type* __to) const;
# 1436 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char
      do_narrow(char_type __c, char __dfault) const;
# 1462 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual const char_type*
      do_narrow(const char_type* __lo, const char_type* __hi,
  char __dfault, char* __to) const;


      void
      _M_initialize_ctype() throw();
    };



  template<typename _CharT>
    class ctype_byname : public ctype<_CharT>
    {
    public:
      typedef typename ctype<_CharT>::mask mask;

      explicit
      ctype_byname(const char* __s, size_t __refs = 0);


      explicit
      ctype_byname(const string& __s, size_t __refs = 0)
      : ctype_byname(__s.c_str(), __refs) { }


    protected:
      virtual
      ~ctype_byname() { };
    };


  template<>
    class ctype_byname<char> : public ctype<char>
    {
    public:
      explicit
      ctype_byname(const char* __s, size_t __refs = 0);


      explicit
      ctype_byname(const string& __s, size_t __refs = 0);


    protected:
      virtual
      ~ctype_byname();
    };


  template<>
    class ctype_byname<wchar_t> : public ctype<wchar_t>
    {
    public:
      explicit
      ctype_byname(const char* __s, size_t __refs = 0);


      explicit
      ctype_byname(const string& __s, size_t __refs = 0);


    protected:
      virtual
      ~ctype_byname();
    };



}


# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/ctype_inline.h" 1 3
# 37 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/ctype_inline.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  bool
  ctype<char>::
  is(mask __m, char __c) const
  { return _M_table[static_cast<unsigned char>(__c)] & __m; }

  const char*
  ctype<char>::
  is(const char* __low, const char* __high, mask* __vec) const
  {
    while (__low < __high)
      *__vec++ = _M_table[static_cast<unsigned char>(*__low++)];
    return __high;
  }

  const char*
  ctype<char>::
  scan_is(mask __m, const char* __low, const char* __high) const
  {
    while (__low < __high
    && !(_M_table[static_cast<unsigned char>(*__low)] & __m))
      ++__low;
    return __low;
  }

  const char*
  ctype<char>::
  scan_not(mask __m, const char* __low, const char* __high) const
  {
    while (__low < __high
    && (_M_table[static_cast<unsigned char>(*__low)] & __m) != 0)
      ++__low;
    return __low;
  }


}
# 1535 "/usr/include/c++/6.2.1/bits/locale_facets.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{



  class __num_base
  {
  public:


    enum
      {
 _S_ominus,
 _S_oplus,
 _S_ox,
 _S_oX,
 _S_odigits,
 _S_odigits_end = _S_odigits + 16,
 _S_oudigits = _S_odigits_end,
 _S_oudigits_end = _S_oudigits + 16,
 _S_oe = _S_odigits + 14,
 _S_oE = _S_oudigits + 14,
 _S_oend = _S_oudigits_end
      };






    static const char* _S_atoms_out;



    static const char* _S_atoms_in;

    enum
    {
      _S_iminus,
      _S_iplus,
      _S_ix,
      _S_iX,
      _S_izero,
      _S_ie = _S_izero + 14,
      _S_iE = _S_izero + 20,
      _S_iend = 26
    };



    static void
    _S_format_float(const ios_base& __io, char* __fptr, char __mod) throw();
  };

  template<typename _CharT>
    struct __numpunct_cache : public locale::facet
    {
      const char* _M_grouping;
      size_t _M_grouping_size;
      bool _M_use_grouping;
      const _CharT* _M_truename;
      size_t _M_truename_size;
      const _CharT* _M_falsename;
      size_t _M_falsename_size;
      _CharT _M_decimal_point;
      _CharT _M_thousands_sep;





      _CharT _M_atoms_out[__num_base::_S_oend];





      _CharT _M_atoms_in[__num_base::_S_iend];

      bool _M_allocated;

      __numpunct_cache(size_t __refs = 0)
      : facet(__refs), _M_grouping(0), _M_grouping_size(0),
 _M_use_grouping(false),
 _M_truename(0), _M_truename_size(0), _M_falsename(0),
 _M_falsename_size(0), _M_decimal_point(_CharT()),
 _M_thousands_sep(_CharT()), _M_allocated(false)
 { }

      ~__numpunct_cache();

      void
      _M_cache(const locale& __loc);

    private:
      __numpunct_cache&
      operator=(const __numpunct_cache&);

      explicit
      __numpunct_cache(const __numpunct_cache&);
    };

  template<typename _CharT>
    __numpunct_cache<_CharT>::~__numpunct_cache()
    {
      if (_M_allocated)
 {
   delete [] _M_grouping;
   delete [] _M_truename;
   delete [] _M_falsename;
 }
    }

namespace __cxx11 {
# 1665 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<typename _CharT>
    class numpunct : public locale::facet
    {
    public:



      typedef _CharT char_type;
      typedef basic_string<_CharT> string_type;

      typedef __numpunct_cache<_CharT> __cache_type;

    protected:
      __cache_type* _M_data;

    public:

      static locale::id id;






      explicit
      numpunct(size_t __refs = 0)
      : facet(__refs), _M_data(0)
      { _M_initialize_numpunct(); }
# 1703 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      numpunct(__cache_type* __cache, size_t __refs = 0)
      : facet(__refs), _M_data(__cache)
      { _M_initialize_numpunct(); }
# 1717 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      numpunct(__c_locale __cloc, size_t __refs = 0)
      : facet(__refs), _M_data(0)
      { _M_initialize_numpunct(__cloc); }
# 1731 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      decimal_point() const
      { return this->do_decimal_point(); }
# 1744 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      char_type
      thousands_sep() const
      { return this->do_thousands_sep(); }
# 1775 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      string
      grouping() const
      { return this->do_grouping(); }
# 1788 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      string_type
      truename() const
      { return this->do_truename(); }
# 1801 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      string_type
      falsename() const
      { return this->do_falsename(); }

    protected:

      virtual
      ~numpunct();
# 1818 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_decimal_point() const
      { return _M_data->_M_decimal_point; }
# 1830 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual char_type
      do_thousands_sep() const
      { return _M_data->_M_thousands_sep; }
# 1843 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual string
      do_grouping() const
      { return _M_data->_M_grouping; }
# 1856 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual string_type
      do_truename() const
      { return _M_data->_M_truename; }
# 1869 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual string_type
      do_falsename() const
      { return _M_data->_M_falsename; }


      void
      _M_initialize_numpunct(__c_locale __cloc = 0);
    };

  template<typename _CharT>
    locale::id numpunct<_CharT>::id;

  template<>
    numpunct<char>::~numpunct();

  template<>
    void
    numpunct<char>::_M_initialize_numpunct(__c_locale __cloc);


  template<>
    numpunct<wchar_t>::~numpunct();

  template<>
    void
    numpunct<wchar_t>::_M_initialize_numpunct(__c_locale __cloc);



  template<typename _CharT>
    class numpunct_byname : public numpunct<_CharT>
    {
    public:
      typedef _CharT char_type;
      typedef basic_string<_CharT> string_type;

      explicit
      numpunct_byname(const char* __s, size_t __refs = 0)
      : numpunct<_CharT>(__refs)
      {
 if (__builtin_strcmp(__s, "C") != 0
     && __builtin_strcmp(__s, "POSIX") != 0)
   {
     __c_locale __tmp;
     this->_S_create_c_locale(__tmp, __s);
     this->_M_initialize_numpunct(__tmp);
     this->_S_destroy_c_locale(__tmp);
   }
      }


      explicit
      numpunct_byname(const string& __s, size_t __refs = 0)
      : numpunct_byname(__s.c_str(), __refs) { }


    protected:
      virtual
      ~numpunct_byname() { }
    };

}


# 1947 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<typename _CharT, typename _InIter>
    class num_get : public locale::facet
    {
    public:



      typedef _CharT char_type;
      typedef _InIter iter_type;



      static locale::id id;
# 1968 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      num_get(size_t __refs = 0) : facet(__refs) { }
# 1994 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, bool& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }
# 2031 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, long& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, unsigned short& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, unsigned int& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, unsigned long& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }


      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, long long& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, unsigned long long& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }
# 2091 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, float& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, double& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, long double& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }
# 2134 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      get(iter_type __in, iter_type __end, ios_base& __io,
   ios_base::iostate& __err, void*& __v) const
      { return this->do_get(__in, __end, __io, __err, __v); }

    protected:

      virtual ~num_get() { }

      __attribute ((__abi_tag__ ("cxx11")))
      iter_type
      _M_extract_float(iter_type, iter_type, ios_base&, ios_base::iostate&,
         string&) const;

      template<typename _ValueT>
 __attribute ((__abi_tag__ ("cxx11")))
 iter_type
 _M_extract_int(iter_type, iter_type, ios_base&, ios_base::iostate&,
         _ValueT&) const;

      template<typename _CharT2>
      typename __gnu_cxx::__enable_if<__is_char<_CharT2>::__value, int>::__type
 _M_find(const _CharT2*, size_t __len, _CharT2 __c) const
 {
   int __ret = -1;
   if (__len <= 10)
     {
       if (__c >= _CharT2('0') && __c < _CharT2(_CharT2('0') + __len))
  __ret = __c - _CharT2('0');
     }
   else
     {
       if (__c >= _CharT2('0') && __c <= _CharT2('9'))
  __ret = __c - _CharT2('0');
       else if (__c >= _CharT2('a') && __c <= _CharT2('f'))
  __ret = 10 + (__c - _CharT2('a'));
       else if (__c >= _CharT2('A') && __c <= _CharT2('F'))
  __ret = 10 + (__c - _CharT2('A'));
     }
   return __ret;
 }

      template<typename _CharT2>
      typename __gnu_cxx::__enable_if<!__is_char<_CharT2>::__value,
          int>::__type
 _M_find(const _CharT2* __zero, size_t __len, _CharT2 __c) const
 {
   int __ret = -1;
   const char_type* __q = char_traits<_CharT2>::find(__zero, __len, __c);
   if (__q)
     {
       __ret = __q - __zero;
       if (__ret > 15)
  __ret -= 6;
     }
   return __ret;
 }
# 2207 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual iter_type
      do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, bool&) const;

      virtual iter_type
      do_get(iter_type __beg, iter_type __end, ios_base& __io,
      ios_base::iostate& __err, long& __v) const
      { return _M_extract_int(__beg, __end, __io, __err, __v); }

      virtual iter_type
      do_get(iter_type __beg, iter_type __end, ios_base& __io,
      ios_base::iostate& __err, unsigned short& __v) const
      { return _M_extract_int(__beg, __end, __io, __err, __v); }

      virtual iter_type
      do_get(iter_type __beg, iter_type __end, ios_base& __io,
      ios_base::iostate& __err, unsigned int& __v) const
      { return _M_extract_int(__beg, __end, __io, __err, __v); }

      virtual iter_type
      do_get(iter_type __beg, iter_type __end, ios_base& __io,
      ios_base::iostate& __err, unsigned long& __v) const
      { return _M_extract_int(__beg, __end, __io, __err, __v); }


      virtual iter_type
      do_get(iter_type __beg, iter_type __end, ios_base& __io,
      ios_base::iostate& __err, long long& __v) const
      { return _M_extract_int(__beg, __end, __io, __err, __v); }

      virtual iter_type
      do_get(iter_type __beg, iter_type __end, ios_base& __io,
      ios_base::iostate& __err, unsigned long long& __v) const
      { return _M_extract_int(__beg, __end, __io, __err, __v); }


      virtual iter_type
      do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, float&) const;

      virtual iter_type
      do_get(iter_type, iter_type, ios_base&, ios_base::iostate&,
      double&) const;







      virtual iter_type
      do_get(iter_type, iter_type, ios_base&, ios_base::iostate&,
      long double&) const;


      virtual iter_type
      do_get(iter_type, iter_type, ios_base&, ios_base::iostate&, void*&) const;
# 2270 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
    };

  template<typename _CharT, typename _InIter>
    locale::id num_get<_CharT, _InIter>::id;
# 2288 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
  template<typename _CharT, typename _OutIter>
    class num_put : public locale::facet
    {
    public:



      typedef _CharT char_type;
      typedef _OutIter iter_type;



      static locale::id id;
# 2309 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      explicit
      num_put(size_t __refs = 0) : facet(__refs) { }
# 2327 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
      { return this->do_put(__s, __io, __fill, __v); }
# 2369 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
      { return this->do_put(__s, __io, __fill, __v); }

      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill,
   unsigned long __v) const
      { return this->do_put(__s, __io, __fill, __v); }


      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill, long long __v) const
      { return this->do_put(__s, __io, __fill, __v); }

      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill,
   unsigned long long __v) const
      { return this->do_put(__s, __io, __fill, __v); }
# 2432 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
      { return this->do_put(__s, __io, __fill, __v); }

      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill,
   long double __v) const
      { return this->do_put(__s, __io, __fill, __v); }
# 2457 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      iter_type
      put(iter_type __s, ios_base& __io, char_type __fill,
   const void* __v) const
      { return this->do_put(__s, __io, __fill, __v); }

    protected:
      template<typename _ValueT>
 iter_type
 _M_insert_float(iter_type, ios_base& __io, char_type __fill,
   char __mod, _ValueT __v) const;

      void
      _M_group_float(const char* __grouping, size_t __grouping_size,
       char_type __sep, const char_type* __p, char_type* __new,
       char_type* __cs, int& __len) const;

      template<typename _ValueT>
 iter_type
 _M_insert_int(iter_type, ios_base& __io, char_type __fill,
        _ValueT __v) const;

      void
      _M_group_int(const char* __grouping, size_t __grouping_size,
     char_type __sep, ios_base& __io, char_type* __new,
     char_type* __cs, int& __len) const;

      void
      _M_pad(char_type __fill, streamsize __w, ios_base& __io,
      char_type* __new, const char_type* __cs, int& __len) const;


      virtual
      ~num_put() { };
# 2505 "/usr/include/c++/6.2.1/bits/locale_facets.h" 3
      virtual iter_type
      do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const;

      virtual iter_type
      do_put(iter_type __s, ios_base& __io, char_type __fill, long __v) const
      { return _M_insert_int(__s, __io, __fill, __v); }

      virtual iter_type
      do_put(iter_type __s, ios_base& __io, char_type __fill,
      unsigned long __v) const
      { return _M_insert_int(__s, __io, __fill, __v); }


      virtual iter_type
      do_put(iter_type __s, ios_base& __io, char_type __fill,
      long long __v) const
      { return _M_insert_int(__s, __io, __fill, __v); }

      virtual iter_type
      do_put(iter_type __s, ios_base& __io, char_type __fill,
      unsigned long long __v) const
      { return _M_insert_int(__s, __io, __fill, __v); }


      virtual iter_type
      do_put(iter_type, ios_base&, char_type, double) const;






      virtual iter_type
      do_put(iter_type, ios_base&, char_type, long double) const;


      virtual iter_type
      do_put(iter_type, ios_base&, char_type, const void*) const;







    };

  template <typename _CharT, typename _OutIter>
    locale::id num_put<_CharT, _OutIter>::id;









  template<typename _CharT>
    inline bool
    isspace(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::space, __c); }


  template<typename _CharT>
    inline bool
    isprint(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::print, __c); }


  template<typename _CharT>
    inline bool
    iscntrl(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::cntrl, __c); }


  template<typename _CharT>
    inline bool
    isupper(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::upper, __c); }


  template<typename _CharT>
    inline bool
    islower(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::lower, __c); }


  template<typename _CharT>
    inline bool
    isalpha(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alpha, __c); }


  template<typename _CharT>
    inline bool
    isdigit(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::digit, __c); }


  template<typename _CharT>
    inline bool
    ispunct(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::punct, __c); }


  template<typename _CharT>
    inline bool
    isxdigit(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::xdigit, __c); }


  template<typename _CharT>
    inline bool
    isalnum(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::alnum, __c); }


  template<typename _CharT>
    inline bool
    isgraph(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::graph, __c); }



  template<typename _CharT>
    inline bool
    isblank(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).is(ctype_base::blank, __c); }



  template<typename _CharT>
    inline _CharT
    toupper(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).toupper(__c); }


  template<typename _CharT>
    inline _CharT
    tolower(_CharT __c, const locale& __loc)
    { return use_facet<ctype<_CharT> >(__loc).tolower(__c); }


}

# 1 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 1 3
# 33 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
       
# 34 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3

namespace std __attribute__ ((__visibility__ ("default")))
{




  template<typename _Facet>
    struct __use_cache
    {
      const _Facet*
      operator() (const locale& __loc) const;
    };


  template<typename _CharT>
    struct __use_cache<__numpunct_cache<_CharT> >
    {
      const __numpunct_cache<_CharT>*
      operator() (const locale& __loc) const
      {
 const size_t __i = numpunct<_CharT>::id._M_id();
 const locale::facet** __caches = __loc._M_impl->_M_caches;
 if (!__caches[__i])
   {
     __numpunct_cache<_CharT>* __tmp = 0;
     try
       {
  __tmp = new __numpunct_cache<_CharT>;
  __tmp->_M_cache(__loc);
       }
     catch(...)
       {
  delete __tmp;
  throw;
       }
     __loc._M_impl->_M_install_cache(__tmp, __i);
   }
 return static_cast<const __numpunct_cache<_CharT>*>(__caches[__i]);
      }
    };

  template<typename _CharT>
    void
    __numpunct_cache<_CharT>::_M_cache(const locale& __loc)
    {
      const numpunct<_CharT>& __np = use_facet<numpunct<_CharT> >(__loc);

      char* __grouping = 0;
      _CharT* __truename = 0;
      _CharT* __falsename = 0;
      try
 {
   const string& __g = __np.grouping();
   _M_grouping_size = __g.size();
   __grouping = new char[_M_grouping_size];
   __g.copy(__grouping, _M_grouping_size);
   _M_use_grouping = (_M_grouping_size
        && static_cast<signed char>(__grouping[0]) > 0
        && (__grouping[0]
     != __gnu_cxx::__numeric_traits<char>::__max));

   const basic_string<_CharT>& __tn = __np.truename();
   _M_truename_size = __tn.size();
   __truename = new _CharT[_M_truename_size];
   __tn.copy(__truename, _M_truename_size);

   const basic_string<_CharT>& __fn = __np.falsename();
   _M_falsename_size = __fn.size();
   __falsename = new _CharT[_M_falsename_size];
   __fn.copy(__falsename, _M_falsename_size);

   _M_decimal_point = __np.decimal_point();
   _M_thousands_sep = __np.thousands_sep();

   const ctype<_CharT>& __ct = use_facet<ctype<_CharT> >(__loc);
   __ct.widen(__num_base::_S_atoms_out,
       __num_base::_S_atoms_out
       + __num_base::_S_oend, _M_atoms_out);
   __ct.widen(__num_base::_S_atoms_in,
       __num_base::_S_atoms_in
       + __num_base::_S_iend, _M_atoms_in);

   _M_grouping = __grouping;
   _M_truename = __truename;
   _M_falsename = __falsename;
   _M_allocated = true;
 }
      catch(...)
 {
   delete [] __grouping;
   delete [] __truename;
   delete [] __falsename;
   throw;
 }
    }
# 139 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
  __attribute__ ((__pure__)) bool
  __verify_grouping(const char* __grouping, size_t __grouping_size,
      const string& __grouping_tmp) throw ();



  template<typename _CharT, typename _InIter>
    __attribute ((__abi_tag__ ("cxx11")))
    _InIter
    num_get<_CharT, _InIter>::
    _M_extract_float(_InIter __beg, _InIter __end, ios_base& __io,
       ios_base::iostate& __err, string& __xtrc) const
    {
      typedef char_traits<_CharT> __traits_type;
      typedef __numpunct_cache<_CharT> __cache_type;
      __use_cache<__cache_type> __uc;
      const locale& __loc = __io._M_getloc();
      const __cache_type* __lc = __uc(__loc);
      const _CharT* __lit = __lc->_M_atoms_in;
      char_type __c = char_type();


      bool __testeof = __beg == __end;


      if (!__testeof)
 {
   __c = *__beg;
   const bool __plus = __c == __lit[__num_base::_S_iplus];
   if ((__plus || __c == __lit[__num_base::_S_iminus])
       && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
       && !(__c == __lc->_M_decimal_point))
     {
       __xtrc += __plus ? '+' : '-';
       if (++__beg != __end)
  __c = *__beg;
       else
  __testeof = true;
     }
 }


      bool __found_mantissa = false;
      int __sep_pos = 0;
      while (!__testeof)
 {
   if ((__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
       || __c == __lc->_M_decimal_point)
     break;
   else if (__c == __lit[__num_base::_S_izero])
     {
       if (!__found_mantissa)
  {
    __xtrc += '0';
    __found_mantissa = true;
  }
       ++__sep_pos;

       if (++__beg != __end)
  __c = *__beg;
       else
  __testeof = true;
     }
   else
     break;
 }


      bool __found_dec = false;
      bool __found_sci = false;
      string __found_grouping;
      if (__lc->_M_use_grouping)
 __found_grouping.reserve(32);
      const char_type* __lit_zero = __lit + __num_base::_S_izero;

      if (!__lc->_M_allocated)

 while (!__testeof)
   {
     const int __digit = _M_find(__lit_zero, 10, __c);
     if (__digit != -1)
       {
  __xtrc += '0' + __digit;
  __found_mantissa = true;
       }
     else if (__c == __lc->_M_decimal_point
       && !__found_dec && !__found_sci)
       {
  __xtrc += '.';
  __found_dec = true;
       }
     else if ((__c == __lit[__num_base::_S_ie]
        || __c == __lit[__num_base::_S_iE])
       && !__found_sci && __found_mantissa)
       {

  __xtrc += 'e';
  __found_sci = true;


  if (++__beg != __end)
    {
      __c = *__beg;
      const bool __plus = __c == __lit[__num_base::_S_iplus];
      if (__plus || __c == __lit[__num_base::_S_iminus])
        __xtrc += __plus ? '+' : '-';
      else
        continue;
    }
  else
    {
      __testeof = true;
      break;
    }
       }
     else
       break;

     if (++__beg != __end)
       __c = *__beg;
     else
       __testeof = true;
   }
      else
 while (!__testeof)
   {


     if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
       {
  if (!__found_dec && !__found_sci)
    {


      if (__sep_pos)
        {
   __found_grouping += static_cast<char>(__sep_pos);
   __sep_pos = 0;
        }
      else
        {


   __xtrc.clear();
   break;
        }
    }
  else
    break;
       }
     else if (__c == __lc->_M_decimal_point)
       {
  if (!__found_dec && !__found_sci)
    {



      if (__found_grouping.size())
        __found_grouping += static_cast<char>(__sep_pos);
      __xtrc += '.';
      __found_dec = true;
    }
  else
    break;
       }
     else
       {
  const char_type* __q =
    __traits_type::find(__lit_zero, 10, __c);
  if (__q)
    {
      __xtrc += '0' + (__q - __lit_zero);
      __found_mantissa = true;
      ++__sep_pos;
    }
  else if ((__c == __lit[__num_base::_S_ie]
     || __c == __lit[__num_base::_S_iE])
    && !__found_sci && __found_mantissa)
    {

      if (__found_grouping.size() && !__found_dec)
        __found_grouping += static_cast<char>(__sep_pos);
      __xtrc += 'e';
      __found_sci = true;


      if (++__beg != __end)
        {
   __c = *__beg;
   const bool __plus = __c == __lit[__num_base::_S_iplus];
   if ((__plus || __c == __lit[__num_base::_S_iminus])
       && !(__lc->_M_use_grouping
     && __c == __lc->_M_thousands_sep)
       && !(__c == __lc->_M_decimal_point))
        __xtrc += __plus ? '+' : '-';
   else
     continue;
        }
      else
        {
   __testeof = true;
   break;
        }
    }
  else
    break;
       }

     if (++__beg != __end)
       __c = *__beg;
     else
       __testeof = true;
   }



      if (__found_grouping.size())
        {

   if (!__found_dec && !__found_sci)
     __found_grouping += static_cast<char>(__sep_pos);

          if (!std::__verify_grouping(__lc->_M_grouping,
          __lc->_M_grouping_size,
          __found_grouping))
     __err = ios_base::failbit;
        }

      return __beg;
    }

  template<typename _CharT, typename _InIter>
    template<typename _ValueT>
      __attribute ((__abi_tag__ ("cxx11")))
      _InIter
      num_get<_CharT, _InIter>::
      _M_extract_int(_InIter __beg, _InIter __end, ios_base& __io,
       ios_base::iostate& __err, _ValueT& __v) const
      {
        typedef char_traits<_CharT> __traits_type;
 using __gnu_cxx::__add_unsigned;
 typedef typename __add_unsigned<_ValueT>::__type __unsigned_type;
 typedef __numpunct_cache<_CharT> __cache_type;
 __use_cache<__cache_type> __uc;
 const locale& __loc = __io._M_getloc();
 const __cache_type* __lc = __uc(__loc);
 const _CharT* __lit = __lc->_M_atoms_in;
 char_type __c = char_type();


 const ios_base::fmtflags __basefield = __io.flags()
                                        & ios_base::basefield;
 const bool __oct = __basefield == ios_base::oct;
 int __base = __oct ? 8 : (__basefield == ios_base::hex ? 16 : 10);


 bool __testeof = __beg == __end;


 bool __negative = false;
 if (!__testeof)
   {
     __c = *__beg;
     __negative = __c == __lit[__num_base::_S_iminus];
     if ((__negative || __c == __lit[__num_base::_S_iplus])
  && !(__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
  && !(__c == __lc->_M_decimal_point))
       {
  if (++__beg != __end)
    __c = *__beg;
  else
    __testeof = true;
       }
   }



 bool __found_zero = false;
 int __sep_pos = 0;
 while (!__testeof)
   {
     if ((__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
  || __c == __lc->_M_decimal_point)
       break;
     else if (__c == __lit[__num_base::_S_izero]
       && (!__found_zero || __base == 10))
       {
  __found_zero = true;
  ++__sep_pos;
  if (__basefield == 0)
    __base = 8;
  if (__base == 8)
    __sep_pos = 0;
       }
     else if (__found_zero
       && (__c == __lit[__num_base::_S_ix]
    || __c == __lit[__num_base::_S_iX]))
       {
  if (__basefield == 0)
    __base = 16;
  if (__base == 16)
    {
      __found_zero = false;
      __sep_pos = 0;
    }
  else
    break;
       }
     else
       break;

     if (++__beg != __end)
       {
  __c = *__beg;
  if (!__found_zero)
    break;
       }
     else
       __testeof = true;
   }



 const size_t __len = (__base == 16 ? __num_base::_S_iend
         - __num_base::_S_izero : __base);


 string __found_grouping;
 if (__lc->_M_use_grouping)
   __found_grouping.reserve(32);
 bool __testfail = false;
 bool __testoverflow = false;
 const __unsigned_type __max =
   (__negative && __gnu_cxx::__numeric_traits<_ValueT>::__is_signed)
   ? -__gnu_cxx::__numeric_traits<_ValueT>::__min
   : __gnu_cxx::__numeric_traits<_ValueT>::__max;
 const __unsigned_type __smax = __max / __base;
 __unsigned_type __result = 0;
 int __digit = 0;
 const char_type* __lit_zero = __lit + __num_base::_S_izero;

 if (!__lc->_M_allocated)

   while (!__testeof)
     {
       __digit = _M_find(__lit_zero, __len, __c);
       if (__digit == -1)
  break;

       if (__result > __smax)
  __testoverflow = true;
       else
  {
    __result *= __base;
    __testoverflow |= __result > __max - __digit;
    __result += __digit;
    ++__sep_pos;
  }

       if (++__beg != __end)
  __c = *__beg;
       else
  __testeof = true;
     }
 else
   while (!__testeof)
     {


       if (__lc->_M_use_grouping && __c == __lc->_M_thousands_sep)
  {


    if (__sep_pos)
      {
        __found_grouping += static_cast<char>(__sep_pos);
        __sep_pos = 0;
      }
    else
      {
        __testfail = true;
        break;
      }
  }
       else if (__c == __lc->_M_decimal_point)
  break;
       else
  {
    const char_type* __q =
      __traits_type::find(__lit_zero, __len, __c);
    if (!__q)
      break;

    __digit = __q - __lit_zero;
    if (__digit > 15)
      __digit -= 6;
    if (__result > __smax)
      __testoverflow = true;
    else
      {
        __result *= __base;
        __testoverflow |= __result > __max - __digit;
        __result += __digit;
        ++__sep_pos;
      }
  }

       if (++__beg != __end)
  __c = *__beg;
       else
  __testeof = true;
     }



 if (__found_grouping.size())
   {

     __found_grouping += static_cast<char>(__sep_pos);

     if (!std::__verify_grouping(__lc->_M_grouping,
     __lc->_M_grouping_size,
     __found_grouping))
       __err = ios_base::failbit;
   }



 if ((!__sep_pos && !__found_zero && !__found_grouping.size())
     || __testfail)
   {
     __v = 0;
     __err = ios_base::failbit;
   }
 else if (__testoverflow)
   {
     if (__negative
  && __gnu_cxx::__numeric_traits<_ValueT>::__is_signed)
       __v = __gnu_cxx::__numeric_traits<_ValueT>::__min;
     else
       __v = __gnu_cxx::__numeric_traits<_ValueT>::__max;
     __err = ios_base::failbit;
   }
 else
   __v = __negative ? -__result : __result;

 if (__testeof)
   __err |= ios_base::eofbit;
 return __beg;
      }



  template<typename _CharT, typename _InIter>
    _InIter
    num_get<_CharT, _InIter>::
    do_get(iter_type __beg, iter_type __end, ios_base& __io,
           ios_base::iostate& __err, bool& __v) const
    {
      if (!(__io.flags() & ios_base::boolalpha))
        {



   long __l = -1;
          __beg = _M_extract_int(__beg, __end, __io, __err, __l);
   if (__l == 0 || __l == 1)
     __v = bool(__l);
   else
     {


       __v = true;
       __err = ios_base::failbit;
       if (__beg == __end)
  __err |= ios_base::eofbit;
     }
        }
      else
        {

   typedef __numpunct_cache<_CharT> __cache_type;
   __use_cache<__cache_type> __uc;
   const locale& __loc = __io._M_getloc();
   const __cache_type* __lc = __uc(__loc);

   bool __testf = true;
   bool __testt = true;
   bool __donef = __lc->_M_falsename_size == 0;
   bool __donet = __lc->_M_truename_size == 0;
   bool __testeof = false;
   size_t __n = 0;
   while (!__donef || !__donet)
     {
       if (__beg == __end)
  {
    __testeof = true;
    break;
  }

       const char_type __c = *__beg;

       if (!__donef)
  __testf = __c == __lc->_M_falsename[__n];

       if (!__testf && __donet)
  break;

       if (!__donet)
  __testt = __c == __lc->_M_truename[__n];

       if (!__testt && __donef)
  break;

       if (!__testt && !__testf)
  break;

       ++__n;
       ++__beg;

       __donef = !__testf || __n >= __lc->_M_falsename_size;
       __donet = !__testt || __n >= __lc->_M_truename_size;
     }
   if (__testf && __n == __lc->_M_falsename_size && __n)
     {
       __v = false;
       if (__testt && __n == __lc->_M_truename_size)
  __err = ios_base::failbit;
       else
  __err = __testeof ? ios_base::eofbit : ios_base::goodbit;
     }
   else if (__testt && __n == __lc->_M_truename_size && __n)
     {
       __v = true;
       __err = __testeof ? ios_base::eofbit : ios_base::goodbit;
     }
   else
     {


       __v = false;
       __err = ios_base::failbit;
       if (__testeof)
  __err |= ios_base::eofbit;
     }
 }
      return __beg;
    }

  template<typename _CharT, typename _InIter>
    _InIter
    num_get<_CharT, _InIter>::
    do_get(iter_type __beg, iter_type __end, ios_base& __io,
    ios_base::iostate& __err, float& __v) const
    {
      string __xtrc;
      __xtrc.reserve(32);
      __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
      std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
      if (__beg == __end)
 __err |= ios_base::eofbit;
      return __beg;
    }

  template<typename _CharT, typename _InIter>
    _InIter
    num_get<_CharT, _InIter>::
    do_get(iter_type __beg, iter_type __end, ios_base& __io,
           ios_base::iostate& __err, double& __v) const
    {
      string __xtrc;
      __xtrc.reserve(32);
      __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
      std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
      if (__beg == __end)
 __err |= ios_base::eofbit;
      return __beg;
    }
# 735 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
  template<typename _CharT, typename _InIter>
    _InIter
    num_get<_CharT, _InIter>::
    do_get(iter_type __beg, iter_type __end, ios_base& __io,
           ios_base::iostate& __err, long double& __v) const
    {
      string __xtrc;
      __xtrc.reserve(32);
      __beg = _M_extract_float(__beg, __end, __io, __err, __xtrc);
      std::__convert_to_v(__xtrc.c_str(), __v, __err, _S_get_c_locale());
      if (__beg == __end)
 __err |= ios_base::eofbit;
      return __beg;
    }

  template<typename _CharT, typename _InIter>
    _InIter
    num_get<_CharT, _InIter>::
    do_get(iter_type __beg, iter_type __end, ios_base& __io,
           ios_base::iostate& __err, void*& __v) const
    {

      typedef ios_base::fmtflags fmtflags;
      const fmtflags __fmt = __io.flags();
      __io.flags((__fmt & ~ios_base::basefield) | ios_base::hex);

      typedef __gnu_cxx::__conditional_type<(sizeof(void*)
          <= sizeof(unsigned long)),
 unsigned long, unsigned long long>::__type _UIntPtrType;

      _UIntPtrType __ul;
      __beg = _M_extract_int(__beg, __end, __io, __err, __ul);


      __io.flags(__fmt);

      __v = reinterpret_cast<void*>(__ul);
      return __beg;
    }



  template<typename _CharT, typename _OutIter>
    void
    num_put<_CharT, _OutIter>::
    _M_pad(_CharT __fill, streamsize __w, ios_base& __io,
    _CharT* __new, const _CharT* __cs, int& __len) const
    {


      __pad<_CharT, char_traits<_CharT> >::_S_pad(__io, __fill, __new,
        __cs, __w, __len);
      __len = static_cast<int>(__w);
    }



  template<typename _CharT, typename _ValueT>
    int
    __int_to_char(_CharT* __bufend, _ValueT __v, const _CharT* __lit,
    ios_base::fmtflags __flags, bool __dec)
    {
      _CharT* __buf = __bufend;
      if (__builtin_expect(__dec, true))
 {

   do
     {
       *--__buf = __lit[(__v % 10) + __num_base::_S_odigits];
       __v /= 10;
     }
   while (__v != 0);
 }
      else if ((__flags & ios_base::basefield) == ios_base::oct)
 {

   do
     {
       *--__buf = __lit[(__v & 0x7) + __num_base::_S_odigits];
       __v >>= 3;
     }
   while (__v != 0);
 }
      else
 {

   const bool __uppercase = __flags & ios_base::uppercase;
   const int __case_offset = __uppercase ? __num_base::_S_oudigits
                                         : __num_base::_S_odigits;
   do
     {
       *--__buf = __lit[(__v & 0xf) + __case_offset];
       __v >>= 4;
     }
   while (__v != 0);
 }
      return __bufend - __buf;
    }



  template<typename _CharT, typename _OutIter>
    void
    num_put<_CharT, _OutIter>::
    _M_group_int(const char* __grouping, size_t __grouping_size, _CharT __sep,
   ios_base&, _CharT* __new, _CharT* __cs, int& __len) const
    {
      _CharT* __p = std::__add_grouping(__new, __sep, __grouping,
     __grouping_size, __cs, __cs + __len);
      __len = __p - __new;
    }

  template<typename _CharT, typename _OutIter>
    template<typename _ValueT>
      _OutIter
      num_put<_CharT, _OutIter>::
      _M_insert_int(_OutIter __s, ios_base& __io, _CharT __fill,
      _ValueT __v) const
      {
 using __gnu_cxx::__add_unsigned;
 typedef typename __add_unsigned<_ValueT>::__type __unsigned_type;
 typedef __numpunct_cache<_CharT> __cache_type;
 __use_cache<__cache_type> __uc;
 const locale& __loc = __io._M_getloc();
 const __cache_type* __lc = __uc(__loc);
 const _CharT* __lit = __lc->_M_atoms_out;
 const ios_base::fmtflags __flags = __io.flags();


 const int __ilen = 5 * sizeof(_ValueT);
 _CharT* __cs = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
            * __ilen));



 const ios_base::fmtflags __basefield = __flags & ios_base::basefield;
 const bool __dec = (__basefield != ios_base::oct
       && __basefield != ios_base::hex);
 const __unsigned_type __u = ((__v > 0 || !__dec)
         ? __unsigned_type(__v)
         : -__unsigned_type(__v));
  int __len = __int_to_char(__cs + __ilen, __u, __lit, __flags, __dec);
 __cs += __ilen - __len;


 if (__lc->_M_use_grouping)
   {


     _CharT* __cs2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
          * (__len + 1)
          * 2));
     _M_group_int(__lc->_M_grouping, __lc->_M_grouping_size,
    __lc->_M_thousands_sep, __io, __cs2 + 2, __cs, __len);
     __cs = __cs2 + 2;
   }


 if (__builtin_expect(__dec, true))
   {

     if (__v >= 0)
       {
  if (bool(__flags & ios_base::showpos)
      && __gnu_cxx::__numeric_traits<_ValueT>::__is_signed)
    *--__cs = __lit[__num_base::_S_oplus], ++__len;
       }
     else
       *--__cs = __lit[__num_base::_S_ominus], ++__len;
   }
 else if (bool(__flags & ios_base::showbase) && __v)
   {
     if (__basefield == ios_base::oct)
       *--__cs = __lit[__num_base::_S_odigits], ++__len;
     else
       {

  const bool __uppercase = __flags & ios_base::uppercase;
  *--__cs = __lit[__num_base::_S_ox + __uppercase];

  *--__cs = __lit[__num_base::_S_odigits];
  __len += 2;
       }
   }


 const streamsize __w = __io.width();
 if (__w > static_cast<streamsize>(__len))
   {
     _CharT* __cs3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
          * __w));
     _M_pad(__fill, __w, __io, __cs3, __cs, __len);
     __cs = __cs3;
   }
 __io.width(0);



 return std::__write(__s, __cs, __len);
      }

  template<typename _CharT, typename _OutIter>
    void
    num_put<_CharT, _OutIter>::
    _M_group_float(const char* __grouping, size_t __grouping_size,
     _CharT __sep, const _CharT* __p, _CharT* __new,
     _CharT* __cs, int& __len) const
    {



      const int __declen = __p ? __p - __cs : __len;
      _CharT* __p2 = std::__add_grouping(__new, __sep, __grouping,
      __grouping_size,
      __cs, __cs + __declen);


      int __newlen = __p2 - __new;
      if (__p)
 {
   char_traits<_CharT>::copy(__p2, __p, __len - __declen);
   __newlen += __len - __declen;
 }
      __len = __newlen;
    }
# 971 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
  template<typename _CharT, typename _OutIter>
    template<typename _ValueT>
      _OutIter
      num_put<_CharT, _OutIter>::
      _M_insert_float(_OutIter __s, ios_base& __io, _CharT __fill, char __mod,
         _ValueT __v) const
      {
 typedef __numpunct_cache<_CharT> __cache_type;
 __use_cache<__cache_type> __uc;
 const locale& __loc = __io._M_getloc();
 const __cache_type* __lc = __uc(__loc);


 const streamsize __prec = __io.precision() < 0 ? 6 : __io.precision();

 const int __max_digits =
   __gnu_cxx::__numeric_traits<_ValueT>::__digits10;


 int __len;

 char __fbuf[16];
 __num_base::_S_format_float(__io, __fbuf, __mod);



 const bool __use_prec =
   (__io.flags() & ios_base::floatfield) != ios_base::floatfield;



 int __cs_size = __max_digits * 3;
 char* __cs = static_cast<char*>(__builtin_alloca(__cs_size));
 if (__use_prec)
   __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
     __fbuf, __prec, __v);
 else
   __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
     __fbuf, __v);


 if (__len >= __cs_size)
   {
     __cs_size = __len + 1;
     __cs = static_cast<char*>(__builtin_alloca(__cs_size));
     if (__use_prec)
       __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
         __fbuf, __prec, __v);
     else
       __len = std::__convert_from_v(_S_get_c_locale(), __cs, __cs_size,
         __fbuf, __v);
   }
# 1044 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
 const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);

 _CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
            * __len));
 __ctype.widen(__cs, __cs + __len, __ws);


 _CharT* __wp = 0;
 const char* __p = char_traits<char>::find(__cs, __len, '.');
 if (__p)
   {
     __wp = __ws + (__p - __cs);
     *__wp = __lc->_M_decimal_point;
   }




 if (__lc->_M_use_grouping
     && (__wp || __len < 3 || (__cs[1] <= '9' && __cs[2] <= '9'
          && __cs[1] >= '0' && __cs[2] >= '0')))
   {


     _CharT* __ws2 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
          * __len * 2));

     streamsize __off = 0;
     if (__cs[0] == '-' || __cs[0] == '+')
       {
  __off = 1;
  __ws2[0] = __ws[0];
  __len -= 1;
       }

     _M_group_float(__lc->_M_grouping, __lc->_M_grouping_size,
      __lc->_M_thousands_sep, __wp, __ws2 + __off,
      __ws + __off, __len);
     __len += __off;

     __ws = __ws2;
   }


 const streamsize __w = __io.width();
 if (__w > static_cast<streamsize>(__len))
   {
     _CharT* __ws3 = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
          * __w));
     _M_pad(__fill, __w, __io, __ws3, __ws, __len);
     __ws = __ws3;
   }
 __io.width(0);



 return std::__write(__s, __ws, __len);
      }

  template<typename _CharT, typename _OutIter>
    _OutIter
    num_put<_CharT, _OutIter>::
    do_put(iter_type __s, ios_base& __io, char_type __fill, bool __v) const
    {
      const ios_base::fmtflags __flags = __io.flags();
      if ((__flags & ios_base::boolalpha) == 0)
        {
          const long __l = __v;
          __s = _M_insert_int(__s, __io, __fill, __l);
        }
      else
        {
   typedef __numpunct_cache<_CharT> __cache_type;
   __use_cache<__cache_type> __uc;
   const locale& __loc = __io._M_getloc();
   const __cache_type* __lc = __uc(__loc);

   const _CharT* __name = __v ? __lc->_M_truename
                              : __lc->_M_falsename;
   int __len = __v ? __lc->_M_truename_size
                   : __lc->_M_falsename_size;

   const streamsize __w = __io.width();
   if (__w > static_cast<streamsize>(__len))
     {
       const streamsize __plen = __w - __len;
       _CharT* __ps
  = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT)
       * __plen));

       char_traits<_CharT>::assign(__ps, __plen, __fill);
       __io.width(0);

       if ((__flags & ios_base::adjustfield) == ios_base::left)
  {
    __s = std::__write(__s, __name, __len);
    __s = std::__write(__s, __ps, __plen);
  }
       else
  {
    __s = std::__write(__s, __ps, __plen);
    __s = std::__write(__s, __name, __len);
  }
       return __s;
     }
   __io.width(0);
   __s = std::__write(__s, __name, __len);
 }
      return __s;
    }

  template<typename _CharT, typename _OutIter>
    _OutIter
    num_put<_CharT, _OutIter>::
    do_put(iter_type __s, ios_base& __io, char_type __fill, double __v) const
    { return _M_insert_float(__s, __io, __fill, char(), __v); }
# 1169 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
  template<typename _CharT, typename _OutIter>
    _OutIter
    num_put<_CharT, _OutIter>::
    do_put(iter_type __s, ios_base& __io, char_type __fill,
    long double __v) const
    { return _M_insert_float(__s, __io, __fill, 'L', __v); }

  template<typename _CharT, typename _OutIter>
    _OutIter
    num_put<_CharT, _OutIter>::
    do_put(iter_type __s, ios_base& __io, char_type __fill,
           const void* __v) const
    {
      const ios_base::fmtflags __flags = __io.flags();
      const ios_base::fmtflags __fmt = ~(ios_base::basefield
      | ios_base::uppercase);
      __io.flags((__flags & __fmt) | (ios_base::hex | ios_base::showbase));

      typedef __gnu_cxx::__conditional_type<(sizeof(const void*)
          <= sizeof(unsigned long)),
 unsigned long, unsigned long long>::__type _UIntPtrType;

      __s = _M_insert_int(__s, __io, __fill,
     reinterpret_cast<_UIntPtrType>(__v));
      __io.flags(__flags);
      return __s;
    }


# 1206 "/usr/include/c++/6.2.1/bits/locale_facets.tcc" 3
  template<typename _CharT, typename _Traits>
    void
    __pad<_CharT, _Traits>::_S_pad(ios_base& __io, _CharT __fill,
       _CharT* __news, const _CharT* __olds,
       streamsize __newlen, streamsize __oldlen)
    {
      const size_t __plen = static_cast<size_t>(__newlen - __oldlen);
      const ios_base::fmtflags __adjust = __io.flags() & ios_base::adjustfield;


      if (__adjust == ios_base::left)
 {
   _Traits::copy(__news, __olds, __oldlen);
   _Traits::assign(__news + __oldlen, __plen, __fill);
   return;
 }

      size_t __mod = 0;
      if (__adjust == ios_base::internal)
 {



          const locale& __loc = __io._M_getloc();
   const ctype<_CharT>& __ctype = use_facet<ctype<_CharT> >(__loc);

   if (__ctype.widen('-') == __olds[0]
       || __ctype.widen('+') == __olds[0])
     {
       __news[0] = __olds[0];
       __mod = 1;
       ++__news;
     }
   else if (__ctype.widen('0') == __olds[0]
     && __oldlen > 1
     && (__ctype.widen('x') == __olds[1]
         || __ctype.widen('X') == __olds[1]))
     {
       __news[0] = __olds[0];
       __news[1] = __olds[1];
       __mod = 2;
       __news += 2;
     }

 }
      _Traits::assign(__news, __plen, __fill);
      _Traits::copy(__news + __plen, __olds + __mod, __oldlen - __mod);
    }

  template<typename _CharT>
    _CharT*
    __add_grouping(_CharT* __s, _CharT __sep,
     const char* __gbeg, size_t __gsize,
     const _CharT* __first, const _CharT* __last)
    {
      size_t __idx = 0;
      size_t __ctr = 0;

      while (__last - __first > __gbeg[__idx]
      && static_cast<signed char>(__gbeg[__idx]) > 0
      && __gbeg[__idx] != __gnu_cxx::__numeric_traits<char>::__max)
 {
   __last -= __gbeg[__idx];
   __idx < __gsize - 1 ? ++__idx : ++__ctr;
 }

      while (__first != __last)
 *__s++ = *__first++;

      while (__ctr--)
 {
   *__s++ = __sep;
   for (char __i = __gbeg[__idx]; __i > 0; --__i)
     *__s++ = *__first++;
 }

      while (__idx--)
 {
   *__s++ = __sep;
   for (char __i = __gbeg[__idx]; __i > 0; --__i)
     *__s++ = *__first++;
 }

      return __s;
    }




  extern template class __cxx11:: numpunct<char>;
  extern template class __cxx11:: numpunct_byname<char>;
  extern template class num_get<char>;
  extern template class num_put<char>;
  extern template class ctype_byname<char>;

  extern template
    const ctype<char>&
    use_facet<ctype<char> >(const locale&);

  extern template
    const numpunct<char>&
    use_facet<numpunct<char> >(const locale&);

  extern template
    const num_put<char>&
    use_facet<num_put<char> >(const locale&);

  extern template
    const num_get<char>&
    use_facet<num_get<char> >(const locale&);

  extern template
    bool
    has_facet<ctype<char> >(const locale&);

  extern template
    bool
    has_facet<numpunct<char> >(const locale&);

  extern template
    bool
    has_facet<num_put<char> >(const locale&);

  extern template
    bool
    has_facet<num_get<char> >(const locale&);


  extern template class __cxx11:: numpunct<wchar_t>;
  extern template class __cxx11:: numpunct_byname<wchar_t>;
  extern template class num_get<wchar_t>;
  extern template class num_put<wchar_t>;
  extern template class ctype_byname<wchar_t>;

  extern template
    const ctype<wchar_t>&
    use_facet<ctype<wchar_t> >(const locale&);

  extern template
    const numpunct<wchar_t>&
    use_facet<numpunct<wchar_t> >(const locale&);

  extern template
    const num_put<wchar_t>&
    use_facet<num_put<wchar_t> >(const locale&);

  extern template
    const num_get<wchar_t>&
    use_facet<num_get<wchar_t> >(const locale&);

 extern template
    bool
    has_facet<ctype<wchar_t> >(const locale&);

  extern template
    bool
    has_facet<numpunct<wchar_t> >(const locale&);

  extern template
    bool
    has_facet<num_put<wchar_t> >(const locale&);

  extern template
    bool
    has_facet<num_get<wchar_t> >(const locale&);




}
# 2652 "/usr/include/c++/6.2.1/bits/locale_facets.h" 2 3
# 38 "/usr/include/c++/6.2.1/bits/basic_ios.h" 2 3



namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _Facet>
    inline const _Facet&
    __check_facet(const _Facet* __f)
    {
      if (!__f)
 __throw_bad_cast();
      return *__f;
    }
# 66 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
  template<typename _CharT, typename _Traits>
    class basic_ios : public ios_base
    {
    public:






      typedef _CharT char_type;
      typedef typename _Traits::int_type int_type;
      typedef typename _Traits::pos_type pos_type;
      typedef typename _Traits::off_type off_type;
      typedef _Traits traits_type;






      typedef ctype<_CharT> __ctype_type;
      typedef num_put<_CharT, ostreambuf_iterator<_CharT, _Traits> >
           __num_put_type;
      typedef num_get<_CharT, istreambuf_iterator<_CharT, _Traits> >
           __num_get_type;



    protected:
      basic_ostream<_CharT, _Traits>* _M_tie;
      mutable char_type _M_fill;
      mutable bool _M_fill_init;
      basic_streambuf<_CharT, _Traits>* _M_streambuf;


      const __ctype_type* _M_ctype;

      const __num_put_type* _M_num_put;

      const __num_get_type* _M_num_get;

    public:
# 117 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      explicit operator bool() const
      { return !this->fail(); }





      bool
      operator!() const
      { return this->fail(); }
# 136 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      iostate
      rdstate() const
      { return _M_streambuf_state; }
# 147 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      void
      clear(iostate __state = goodbit);







      void
      setstate(iostate __state)
      { this->clear(this->rdstate() | __state); }




      void
      _M_setstate(iostate __state)
      {


 _M_streambuf_state |= __state;
 if (this->exceptions() & __state)
   throw;
      }







      bool
      good() const
      { return this->rdstate() == 0; }







      bool
      eof() const
      { return (this->rdstate() & eofbit) != 0; }
# 200 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      bool
      fail() const
      { return (this->rdstate() & (badbit | failbit)) != 0; }







      bool
      bad() const
      { return (this->rdstate() & badbit) != 0; }
# 221 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      iostate
      exceptions() const
      { return _M_exception; }
# 256 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      void
      exceptions(iostate __except)
      {
        _M_exception = __except;
        this->clear(_M_streambuf_state);
      }







      explicit
      basic_ios(basic_streambuf<_CharT, _Traits>* __sb)
      : ios_base(), _M_tie(0), _M_fill(), _M_fill_init(false), _M_streambuf(0),
 _M_ctype(0), _M_num_put(0), _M_num_get(0)
      { this->init(__sb); }







      virtual
      ~basic_ios() { }
# 294 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      basic_ostream<_CharT, _Traits>*
      tie() const
      { return _M_tie; }
# 306 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      basic_ostream<_CharT, _Traits>*
      tie(basic_ostream<_CharT, _Traits>* __tiestr)
      {
        basic_ostream<_CharT, _Traits>* __old = _M_tie;
        _M_tie = __tiestr;
        return __old;
      }







      basic_streambuf<_CharT, _Traits>*
      rdbuf() const
      { return _M_streambuf; }
# 346 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      basic_streambuf<_CharT, _Traits>*
      rdbuf(basic_streambuf<_CharT, _Traits>* __sb);
# 360 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      basic_ios&
      copyfmt(const basic_ios& __rhs);







      char_type
      fill() const
      {
 if (!_M_fill_init)
   {
     _M_fill = this->widen(' ');
     _M_fill_init = true;
   }
 return _M_fill;
      }
# 389 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      char_type
      fill(char_type __ch)
      {
 char_type __old = this->fill();
 _M_fill = __ch;
 return __old;
      }
# 409 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      locale
      imbue(const locale& __loc);
# 429 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      char
      narrow(char_type __c, char __dfault) const
      { return __check_facet(_M_ctype).narrow(__c, __dfault); }
# 448 "/usr/include/c++/6.2.1/bits/basic_ios.h" 3
      char_type
      widen(char __c) const
      { return __check_facet(_M_ctype).widen(__c); }

    protected:







      basic_ios()
      : ios_base(), _M_tie(0), _M_fill(char_type()), _M_fill_init(false),
 _M_streambuf(0), _M_ctype(0), _M_num_put(0), _M_num_get(0)
      { }







      void
      init(basic_streambuf<_CharT, _Traits>* __sb);


      basic_ios(const basic_ios&) = delete;
      basic_ios& operator=(const basic_ios&) = delete;

      void
      move(basic_ios& __rhs)
      {
 ios_base::_M_move(__rhs);
 _M_cache_locale(_M_ios_locale);
 this->tie(__rhs.tie(nullptr));
 _M_fill = __rhs._M_fill;
 _M_fill_init = __rhs._M_fill_init;
 _M_streambuf = nullptr;
      }

      void
      move(basic_ios&& __rhs)
      { this->move(__rhs); }

      void
      swap(basic_ios& __rhs) noexcept
      {
 ios_base::_M_swap(__rhs);
 _M_cache_locale(_M_ios_locale);
 __rhs._M_cache_locale(__rhs._M_ios_locale);
 std::swap(_M_tie, __rhs._M_tie);
 std::swap(_M_fill, __rhs._M_fill);
 std::swap(_M_fill_init, __rhs._M_fill_init);
      }

      void
      set_rdbuf(basic_streambuf<_CharT, _Traits>* __sb)
      { _M_streambuf = __sb; }


      void
      _M_cache_locale(const locale& __loc);
    };


}

# 1 "/usr/include/c++/6.2.1/bits/basic_ios.tcc" 1 3
# 33 "/usr/include/c++/6.2.1/bits/basic_ios.tcc" 3
       
# 34 "/usr/include/c++/6.2.1/bits/basic_ios.tcc" 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    void
    basic_ios<_CharT, _Traits>::clear(iostate __state)
    {
      if (this->rdbuf())
 _M_streambuf_state = __state;
      else
   _M_streambuf_state = __state | badbit;
      if (this->exceptions() & this->rdstate())
 __throw_ios_failure(("basic_ios::clear"));
    }

  template<typename _CharT, typename _Traits>
    basic_streambuf<_CharT, _Traits>*
    basic_ios<_CharT, _Traits>::rdbuf(basic_streambuf<_CharT, _Traits>* __sb)
    {
      basic_streambuf<_CharT, _Traits>* __old = _M_streambuf;
      _M_streambuf = __sb;
      this->clear();
      return __old;
    }

  template<typename _CharT, typename _Traits>
    basic_ios<_CharT, _Traits>&
    basic_ios<_CharT, _Traits>::copyfmt(const basic_ios& __rhs)
    {


      if (this != &__rhs)
 {




   _Words* __words = (__rhs._M_word_size <= _S_local_word_size) ?
                      _M_local_word : new _Words[__rhs._M_word_size];


   _Callback_list* __cb = __rhs._M_callbacks;
   if (__cb)
     __cb->_M_add_reference();
   _M_call_callbacks(erase_event);
   if (_M_word != _M_local_word)
     {
       delete [] _M_word;
       _M_word = 0;
     }
   _M_dispose_callbacks();


   _M_callbacks = __cb;
   for (int __i = 0; __i < __rhs._M_word_size; ++__i)
     __words[__i] = __rhs._M_word[__i];
   _M_word = __words;
   _M_word_size = __rhs._M_word_size;

   this->flags(__rhs.flags());
   this->width(__rhs.width());
   this->precision(__rhs.precision());
   this->tie(__rhs.tie());
   this->fill(__rhs.fill());
   _M_ios_locale = __rhs.getloc();
   _M_cache_locale(_M_ios_locale);

   _M_call_callbacks(copyfmt_event);


   this->exceptions(__rhs.exceptions());
 }
      return *this;
    }


  template<typename _CharT, typename _Traits>
    locale
    basic_ios<_CharT, _Traits>::imbue(const locale& __loc)
    {
      locale __old(this->getloc());
      ios_base::imbue(__loc);
      _M_cache_locale(__loc);
      if (this->rdbuf() != 0)
 this->rdbuf()->pubimbue(__loc);
      return __old;
    }

  template<typename _CharT, typename _Traits>
    void
    basic_ios<_CharT, _Traits>::init(basic_streambuf<_CharT, _Traits>* __sb)
    {

      ios_base::_M_init();


      _M_cache_locale(_M_ios_locale);
# 146 "/usr/include/c++/6.2.1/bits/basic_ios.tcc" 3
      _M_fill = _CharT();
      _M_fill_init = false;

      _M_tie = 0;
      _M_exception = goodbit;
      _M_streambuf = __sb;
      _M_streambuf_state = __sb ? goodbit : badbit;
    }

  template<typename _CharT, typename _Traits>
    void
    basic_ios<_CharT, _Traits>::_M_cache_locale(const locale& __loc)
    {
      if (__builtin_expect(has_facet<__ctype_type>(__loc), true))
 _M_ctype = &use_facet<__ctype_type>(__loc);
      else
 _M_ctype = 0;

      if (__builtin_expect(has_facet<__num_put_type>(__loc), true))
 _M_num_put = &use_facet<__num_put_type>(__loc);
      else
 _M_num_put = 0;

      if (__builtin_expect(has_facet<__num_get_type>(__loc), true))
 _M_num_get = &use_facet<__num_get_type>(__loc);
      else
 _M_num_get = 0;
    }




  extern template class basic_ios<char>;


  extern template class basic_ios<wchar_t>;




}
# 517 "/usr/include/c++/6.2.1/bits/basic_ios.h" 2 3
# 45 "/usr/include/c++/6.2.1/ios" 2 3
# 39 "/usr/include/c++/6.2.1/istream" 2 3
# 1 "/usr/include/c++/6.2.1/ostream" 1 3
# 36 "/usr/include/c++/6.2.1/ostream" 3
       
# 37 "/usr/include/c++/6.2.1/ostream" 3




namespace std __attribute__ ((__visibility__ ("default")))
{

# 57 "/usr/include/c++/6.2.1/ostream" 3
  template<typename _CharT, typename _Traits>
    class basic_ostream : virtual public basic_ios<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef typename _Traits::int_type int_type;
      typedef typename _Traits::pos_type pos_type;
      typedef typename _Traits::off_type off_type;
      typedef _Traits traits_type;


      typedef basic_streambuf<_CharT, _Traits> __streambuf_type;
      typedef basic_ios<_CharT, _Traits> __ios_type;
      typedef basic_ostream<_CharT, _Traits> __ostream_type;
      typedef num_put<_CharT, ostreambuf_iterator<_CharT, _Traits> >
             __num_put_type;
      typedef ctype<_CharT> __ctype_type;
# 83 "/usr/include/c++/6.2.1/ostream" 3
      explicit
      basic_ostream(__streambuf_type* __sb)
      { this->init(__sb); }






      virtual
      ~basic_ostream() { }


      class sentry;
      friend class sentry;
# 107 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      operator<<(__ostream_type& (*__pf)(__ostream_type&))
      {



 return __pf(*this);
      }

      __ostream_type&
      operator<<(__ios_type& (*__pf)(__ios_type&))
      {



 __pf(*this);
 return *this;
      }

      __ostream_type&
      operator<<(ios_base& (*__pf) (ios_base&))
      {



 __pf(*this);
 return *this;
      }
# 165 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      operator<<(long __n)
      { return _M_insert(__n); }

      __ostream_type&
      operator<<(unsigned long __n)
      { return _M_insert(__n); }

      __ostream_type&
      operator<<(bool __n)
      { return _M_insert(__n); }

      __ostream_type&
      operator<<(short __n);

      __ostream_type&
      operator<<(unsigned short __n)
      {


 return _M_insert(static_cast<unsigned long>(__n));
      }

      __ostream_type&
      operator<<(int __n);

      __ostream_type&
      operator<<(unsigned int __n)
      {


 return _M_insert(static_cast<unsigned long>(__n));
      }


      __ostream_type&
      operator<<(long long __n)
      { return _M_insert(__n); }

      __ostream_type&
      operator<<(unsigned long long __n)
      { return _M_insert(__n); }
# 219 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      operator<<(double __f)
      { return _M_insert(__f); }

      __ostream_type&
      operator<<(float __f)
      {


 return _M_insert(static_cast<double>(__f));
      }

      __ostream_type&
      operator<<(long double __f)
      { return _M_insert(__f); }
# 244 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      operator<<(const void* __p)
      { return _M_insert(__p); }
# 269 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      operator<<(__streambuf_type* __sb);
# 302 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      put(char_type __c);






      void
      _M_write(const char_type* __s, streamsize __n)
      {
 const streamsize __put = this->rdbuf()->sputn(__s, __n);
 if (__put != __n)
   this->setstate(ios_base::badbit);
      }
# 334 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      write(const char_type* __s, streamsize __n);
# 347 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      flush();
# 357 "/usr/include/c++/6.2.1/ostream" 3
      pos_type
      tellp();
# 368 "/usr/include/c++/6.2.1/ostream" 3
      __ostream_type&
      seekp(pos_type);
# 380 "/usr/include/c++/6.2.1/ostream" 3
       __ostream_type&
      seekp(off_type, ios_base::seekdir);

    protected:
      basic_ostream()
      { this->init(0); }



      basic_ostream(basic_iostream<_CharT, _Traits>&) { }

      basic_ostream(const basic_ostream&) = delete;

      basic_ostream(basic_ostream&& __rhs)
      : __ios_type()
      { __ios_type::move(__rhs); }



      basic_ostream& operator=(const basic_ostream&) = delete;

      basic_ostream&
      operator=(basic_ostream&& __rhs)
      {
 swap(__rhs);
 return *this;
      }

      void
      swap(basic_ostream& __rhs)
      { __ios_type::swap(__rhs); }


      template<typename _ValueT>
 __ostream_type&
 _M_insert(_ValueT __v);
    };
# 425 "/usr/include/c++/6.2.1/ostream" 3
  template <typename _CharT, typename _Traits>
    class basic_ostream<_CharT, _Traits>::sentry
    {

      bool _M_ok;
      basic_ostream<_CharT, _Traits>& _M_os;

    public:
# 444 "/usr/include/c++/6.2.1/ostream" 3
      explicit
      sentry(basic_ostream<_CharT, _Traits>& __os);
# 454 "/usr/include/c++/6.2.1/ostream" 3
      ~sentry()
      {

 if (bool(_M_os.flags() & ios_base::unitbuf) && !uncaught_exception())
   {

     if (_M_os.rdbuf() && _M_os.rdbuf()->pubsync() == -1)
       _M_os.setstate(ios_base::badbit);
   }
      }
# 473 "/usr/include/c++/6.2.1/ostream" 3
      explicit

      operator bool() const
      { return _M_ok; }
    };
# 495 "/usr/include/c++/6.2.1/ostream" 3
  template<typename _CharT, typename _Traits>
    inline basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __out, _CharT __c)
    { return __ostream_insert(__out, &__c, 1); }

  template<typename _CharT, typename _Traits>
    inline basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __out, char __c)
    { return (__out << __out.widen(__c)); }


  template <class _Traits>
    inline basic_ostream<char, _Traits>&
    operator<<(basic_ostream<char, _Traits>& __out, char __c)
    { return __ostream_insert(__out, &__c, 1); }


  template<class _Traits>
    inline basic_ostream<char, _Traits>&
    operator<<(basic_ostream<char, _Traits>& __out, signed char __c)
    { return (__out << static_cast<char>(__c)); }

  template<class _Traits>
    inline basic_ostream<char, _Traits>&
    operator<<(basic_ostream<char, _Traits>& __out, unsigned char __c)
    { return (__out << static_cast<char>(__c)); }
# 537 "/usr/include/c++/6.2.1/ostream" 3
  template<typename _CharT, typename _Traits>
    inline basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __out, const _CharT* __s)
    {
      if (!__s)
 __out.setstate(ios_base::badbit);
      else
 __ostream_insert(__out, __s,
    static_cast<streamsize>(_Traits::length(__s)));
      return __out;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits> &
    operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s);


  template<class _Traits>
    inline basic_ostream<char, _Traits>&
    operator<<(basic_ostream<char, _Traits>& __out, const char* __s)
    {
      if (!__s)
 __out.setstate(ios_base::badbit);
      else
 __ostream_insert(__out, __s,
    static_cast<streamsize>(_Traits::length(__s)));
      return __out;
    }


  template<class _Traits>
    inline basic_ostream<char, _Traits>&
    operator<<(basic_ostream<char, _Traits>& __out, const signed char* __s)
    { return (__out << reinterpret_cast<const char*>(__s)); }

  template<class _Traits>
    inline basic_ostream<char, _Traits> &
    operator<<(basic_ostream<char, _Traits>& __out, const unsigned char* __s)
    { return (__out << reinterpret_cast<const char*>(__s)); }
# 588 "/usr/include/c++/6.2.1/ostream" 3
  template<typename _CharT, typename _Traits>
    inline basic_ostream<_CharT, _Traits>&
    endl(basic_ostream<_CharT, _Traits>& __os)
    { return flush(__os.put(__os.widen('\n'))); }
# 600 "/usr/include/c++/6.2.1/ostream" 3
  template<typename _CharT, typename _Traits>
    inline basic_ostream<_CharT, _Traits>&
    ends(basic_ostream<_CharT, _Traits>& __os)
    { return __os.put(_CharT()); }






  template<typename _CharT, typename _Traits>
    inline basic_ostream<_CharT, _Traits>&
    flush(basic_ostream<_CharT, _Traits>& __os)
    { return __os.flush(); }
# 626 "/usr/include/c++/6.2.1/ostream" 3
  template<typename _CharT, typename _Traits, typename _Tp>
    inline basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>&& __os, const _Tp& __x)
    {
      __os << __x;
      return __os;
    }



}

# 1 "/usr/include/c++/6.2.1/bits/ostream.tcc" 1 3
# 37 "/usr/include/c++/6.2.1/bits/ostream.tcc" 3
       
# 38 "/usr/include/c++/6.2.1/bits/ostream.tcc" 3



namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>::sentry::
    sentry(basic_ostream<_CharT, _Traits>& __os)
    : _M_ok(false), _M_os(__os)
    {

      if (__os.tie() && __os.good())
 __os.tie()->flush();

      if (__os.good())
 _M_ok = true;
      else
 __os.setstate(ios_base::failbit);
    }

  template<typename _CharT, typename _Traits>
    template<typename _ValueT>
      basic_ostream<_CharT, _Traits>&
      basic_ostream<_CharT, _Traits>::
      _M_insert(_ValueT __v)
      {
 sentry __cerb(*this);
 if (__cerb)
   {
     ios_base::iostate __err = ios_base::goodbit;
     try
       {
  const __num_put_type& __np = __check_facet(this->_M_num_put);
  if (__np.put(*this, *this, this->fill(), __v).failed())
    __err |= ios_base::badbit;
       }
     catch(__cxxabiv1::__forced_unwind&)
       {
  this->_M_setstate(ios_base::badbit);
  throw;
       }
     catch(...)
       { this->_M_setstate(ios_base::badbit); }
     if (__err)
       this->setstate(__err);
   }
 return *this;
      }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    operator<<(short __n)
    {


      const ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
      if (__fmt == ios_base::oct || __fmt == ios_base::hex)
 return _M_insert(static_cast<long>(static_cast<unsigned short>(__n)));
      else
 return _M_insert(static_cast<long>(__n));
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    operator<<(int __n)
    {


      const ios_base::fmtflags __fmt = this->flags() & ios_base::basefield;
      if (__fmt == ios_base::oct || __fmt == ios_base::hex)
 return _M_insert(static_cast<long>(static_cast<unsigned int>(__n)));
      else
 return _M_insert(static_cast<long>(__n));
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    operator<<(__streambuf_type* __sbin)
    {
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this);
      if (__cerb && __sbin)
 {
   try
     {
       if (!__copy_streambufs(__sbin, this->rdbuf()))
  __err |= ios_base::failbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::failbit); }
 }
      else if (!__sbin)
 __err |= ios_base::badbit;
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    put(char_type __c)
    {






      sentry __cerb(*this);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       const int_type __put = this->rdbuf()->sputc(__c);
       if (traits_type::eq_int_type(__put, traits_type::eof()))
  __err |= ios_base::badbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    write(const _CharT* __s, streamsize __n)
    {







      sentry __cerb(*this);
      if (__cerb)
 {
   try
     { _M_write(__s, __n); }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    flush()
    {



      ios_base::iostate __err = ios_base::goodbit;
      try
 {
   if (this->rdbuf() && this->rdbuf()->pubsync() == -1)
     __err |= ios_base::badbit;
 }
      catch(__cxxabiv1::__forced_unwind&)
 {
   this->_M_setstate(ios_base::badbit);
   throw;
 }
      catch(...)
 { this->_M_setstate(ios_base::badbit); }
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    typename basic_ostream<_CharT, _Traits>::pos_type
    basic_ostream<_CharT, _Traits>::
    tellp()
    {
      pos_type __ret = pos_type(-1);
      try
 {
   if (!this->fail())
     __ret = this->rdbuf()->pubseekoff(0, ios_base::cur, ios_base::out);
 }
      catch(__cxxabiv1::__forced_unwind&)
 {
   this->_M_setstate(ios_base::badbit);
   throw;
 }
      catch(...)
 { this->_M_setstate(ios_base::badbit); }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    seekp(pos_type __pos)
    {
      ios_base::iostate __err = ios_base::goodbit;
      try
 {
   if (!this->fail())
     {


       const pos_type __p = this->rdbuf()->pubseekpos(__pos,
            ios_base::out);


       if (__p == pos_type(off_type(-1)))
  __err |= ios_base::failbit;
     }
 }
      catch(__cxxabiv1::__forced_unwind&)
 {
   this->_M_setstate(ios_base::badbit);
   throw;
 }
      catch(...)
 { this->_M_setstate(ios_base::badbit); }
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    basic_ostream<_CharT, _Traits>::
    seekp(off_type __off, ios_base::seekdir __dir)
    {
      ios_base::iostate __err = ios_base::goodbit;
      try
 {
   if (!this->fail())
     {


       const pos_type __p = this->rdbuf()->pubseekoff(__off, __dir,
            ios_base::out);


       if (__p == pos_type(off_type(-1)))
  __err |= ios_base::failbit;
     }
 }
      catch(__cxxabiv1::__forced_unwind&)
 {
   this->_M_setstate(ios_base::badbit);
   throw;
 }
      catch(...)
 { this->_M_setstate(ios_base::badbit); }
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_ostream<_CharT, _Traits>&
    operator<<(basic_ostream<_CharT, _Traits>& __out, const char* __s)
    {
      if (!__s)
 __out.setstate(ios_base::badbit);
      else
 {


   const size_t __clen = char_traits<char>::length(__s);
   try
     {
       struct __ptr_guard
       {
  _CharT *__p;
  __ptr_guard (_CharT *__ip): __p(__ip) { }
  ~__ptr_guard() { delete[] __p; }
  _CharT* __get() { return __p; }
       } __pg (new _CharT[__clen]);

       _CharT *__ws = __pg.__get();
       for (size_t __i = 0; __i < __clen; ++__i)
  __ws[__i] = __out.widen(__s[__i]);
       __ostream_insert(__out, __ws, __clen);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       __out._M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { __out._M_setstate(ios_base::badbit); }
 }
      return __out;
    }




  extern template class basic_ostream<char>;
  extern template ostream& endl(ostream&);
  extern template ostream& ends(ostream&);
  extern template ostream& flush(ostream&);
  extern template ostream& operator<<(ostream&, char);
  extern template ostream& operator<<(ostream&, unsigned char);
  extern template ostream& operator<<(ostream&, signed char);
  extern template ostream& operator<<(ostream&, const char*);
  extern template ostream& operator<<(ostream&, const unsigned char*);
  extern template ostream& operator<<(ostream&, const signed char*);

  extern template ostream& ostream::_M_insert(long);
  extern template ostream& ostream::_M_insert(unsigned long);
  extern template ostream& ostream::_M_insert(bool);

  extern template ostream& ostream::_M_insert(long long);
  extern template ostream& ostream::_M_insert(unsigned long long);

  extern template ostream& ostream::_M_insert(double);
  extern template ostream& ostream::_M_insert(long double);
  extern template ostream& ostream::_M_insert(const void*);


  extern template class basic_ostream<wchar_t>;
  extern template wostream& endl(wostream&);
  extern template wostream& ends(wostream&);
  extern template wostream& flush(wostream&);
  extern template wostream& operator<<(wostream&, wchar_t);
  extern template wostream& operator<<(wostream&, char);
  extern template wostream& operator<<(wostream&, const wchar_t*);
  extern template wostream& operator<<(wostream&, const char*);

  extern template wostream& wostream::_M_insert(long);
  extern template wostream& wostream::_M_insert(unsigned long);
  extern template wostream& wostream::_M_insert(bool);

  extern template wostream& wostream::_M_insert(long long);
  extern template wostream& wostream::_M_insert(unsigned long long);

  extern template wostream& wostream::_M_insert(double);
  extern template wostream& wostream::_M_insert(long double);
  extern template wostream& wostream::_M_insert(const void*);




}
# 639 "/usr/include/c++/6.2.1/ostream" 2 3
# 40 "/usr/include/c++/6.2.1/istream" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{

# 57 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits>
    class basic_istream : virtual public basic_ios<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef typename _Traits::int_type int_type;
      typedef typename _Traits::pos_type pos_type;
      typedef typename _Traits::off_type off_type;
      typedef _Traits traits_type;


      typedef basic_streambuf<_CharT, _Traits> __streambuf_type;
      typedef basic_ios<_CharT, _Traits> __ios_type;
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef num_get<_CharT, istreambuf_iterator<_CharT, _Traits> >
        __num_get_type;
      typedef ctype<_CharT> __ctype_type;

    protected:





      streamsize _M_gcount;

    public:







      explicit
      basic_istream(__streambuf_type* __sb)
      : _M_gcount(streamsize(0))
      { this->init(__sb); }






      virtual
      ~basic_istream()
      { _M_gcount = streamsize(0); }


      class sentry;
      friend class sentry;
# 119 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      operator>>(__istream_type& (*__pf)(__istream_type&))
      { return __pf(*this); }

      __istream_type&
      operator>>(__ios_type& (*__pf)(__ios_type&))
      {
 __pf(*this);
 return *this;
      }

      __istream_type&
      operator>>(ios_base& (*__pf)(ios_base&))
      {
 __pf(*this);
 return *this;
      }
# 167 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      operator>>(bool& __n)
      { return _M_extract(__n); }

      __istream_type&
      operator>>(short& __n);

      __istream_type&
      operator>>(unsigned short& __n)
      { return _M_extract(__n); }

      __istream_type&
      operator>>(int& __n);

      __istream_type&
      operator>>(unsigned int& __n)
      { return _M_extract(__n); }

      __istream_type&
      operator>>(long& __n)
      { return _M_extract(__n); }

      __istream_type&
      operator>>(unsigned long& __n)
      { return _M_extract(__n); }


      __istream_type&
      operator>>(long long& __n)
      { return _M_extract(__n); }

      __istream_type&
      operator>>(unsigned long long& __n)
      { return _M_extract(__n); }
# 213 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      operator>>(float& __f)
      { return _M_extract(__f); }

      __istream_type&
      operator>>(double& __f)
      { return _M_extract(__f); }

      __istream_type&
      operator>>(long double& __f)
      { return _M_extract(__f); }
# 234 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      operator>>(void*& __p)
      { return _M_extract(__p); }
# 258 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      operator>>(__streambuf_type* __sb);
# 268 "/usr/include/c++/6.2.1/istream" 3
      streamsize
      gcount() const
      { return _M_gcount; }
# 301 "/usr/include/c++/6.2.1/istream" 3
      int_type
      get();
# 315 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      get(char_type& __c);
# 342 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      get(char_type* __s, streamsize __n, char_type __delim);
# 353 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      get(char_type* __s, streamsize __n)
      { return this->get(__s, __n, this->widen('\n')); }
# 376 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      get(__streambuf_type& __sb, char_type __delim);
# 386 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      get(__streambuf_type& __sb)
      { return this->get(__sb, this->widen('\n')); }
# 415 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      getline(char_type* __s, streamsize __n, char_type __delim);
# 426 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      getline(char_type* __s, streamsize __n)
      { return this->getline(__s, __n, this->widen('\n')); }
# 450 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      ignore(streamsize __n, int_type __delim);

      __istream_type&
      ignore(streamsize __n);

      __istream_type&
      ignore();
# 467 "/usr/include/c++/6.2.1/istream" 3
      int_type
      peek();
# 485 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      read(char_type* __s, streamsize __n);
# 504 "/usr/include/c++/6.2.1/istream" 3
      streamsize
      readsome(char_type* __s, streamsize __n);
# 521 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      putback(char_type __c);
# 537 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      unget();
# 555 "/usr/include/c++/6.2.1/istream" 3
      int
      sync();
# 570 "/usr/include/c++/6.2.1/istream" 3
      pos_type
      tellg();
# 585 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      seekg(pos_type);
# 601 "/usr/include/c++/6.2.1/istream" 3
      __istream_type&
      seekg(off_type, ios_base::seekdir);


    protected:
      basic_istream()
      : _M_gcount(streamsize(0))
      { this->init(0); }


      basic_istream(const basic_istream&) = delete;

      basic_istream(basic_istream&& __rhs)
      : __ios_type(), _M_gcount(__rhs._M_gcount)
      {
 __ios_type::move(__rhs);
 __rhs._M_gcount = 0;
      }



      basic_istream& operator=(const basic_istream&) = delete;

      basic_istream&
      operator=(basic_istream&& __rhs)
      {
 swap(__rhs);
 return *this;
      }

      void
      swap(basic_istream& __rhs)
      {
 __ios_type::swap(__rhs);
 std::swap(_M_gcount, __rhs._M_gcount);
      }


      template<typename _ValueT>
 __istream_type&
 _M_extract(_ValueT& __v);
    };


  template<>
    basic_istream<char>&
    basic_istream<char>::
    getline(char_type* __s, streamsize __n, char_type __delim);

  template<>
    basic_istream<char>&
    basic_istream<char>::
    ignore(streamsize __n);

  template<>
    basic_istream<char>&
    basic_istream<char>::
    ignore(streamsize __n, int_type __delim);


  template<>
    basic_istream<wchar_t>&
    basic_istream<wchar_t>::
    getline(char_type* __s, streamsize __n, char_type __delim);

  template<>
    basic_istream<wchar_t>&
    basic_istream<wchar_t>::
    ignore(streamsize __n);

  template<>
    basic_istream<wchar_t>&
    basic_istream<wchar_t>::
    ignore(streamsize __n, int_type __delim);
# 685 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits>
    class basic_istream<_CharT, _Traits>::sentry
    {

      bool _M_ok;

    public:

      typedef _Traits traits_type;
      typedef basic_streambuf<_CharT, _Traits> __streambuf_type;
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef typename __istream_type::__ctype_type __ctype_type;
      typedef typename _Traits::int_type __int_type;
# 721 "/usr/include/c++/6.2.1/istream" 3
      explicit
      sentry(basic_istream<_CharT, _Traits>& __is, bool __noskipws = false);
# 732 "/usr/include/c++/6.2.1/istream" 3
      explicit

      operator bool() const
      { return _M_ok; }
    };
# 750 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c);

  template<class _Traits>
    inline basic_istream<char, _Traits>&
    operator>>(basic_istream<char, _Traits>& __in, unsigned char& __c)
    { return (__in >> reinterpret_cast<char&>(__c)); }

  template<class _Traits>
    inline basic_istream<char, _Traits>&
    operator>>(basic_istream<char, _Traits>& __in, signed char& __c)
    { return (__in >> reinterpret_cast<char&>(__c)); }
# 792 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s);


  template<>
    basic_istream<char>&
    operator>>(basic_istream<char>& __in, char* __s);

  template<class _Traits>
    inline basic_istream<char, _Traits>&
    operator>>(basic_istream<char, _Traits>& __in, unsigned char* __s)
    { return (__in >> reinterpret_cast<char*>(__s)); }

  template<class _Traits>
    inline basic_istream<char, _Traits>&
    operator>>(basic_istream<char, _Traits>& __in, signed char* __s)
    { return (__in >> reinterpret_cast<char*>(__s)); }
# 823 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits>
    class basic_iostream
    : public basic_istream<_CharT, _Traits>,
      public basic_ostream<_CharT, _Traits>
    {
    public:



      typedef _CharT char_type;
      typedef typename _Traits::int_type int_type;
      typedef typename _Traits::pos_type pos_type;
      typedef typename _Traits::off_type off_type;
      typedef _Traits traits_type;


      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef basic_ostream<_CharT, _Traits> __ostream_type;







      explicit
      basic_iostream(basic_streambuf<_CharT, _Traits>* __sb)
      : __istream_type(__sb), __ostream_type(__sb) { }




      virtual
      ~basic_iostream() { }

    protected:
      basic_iostream()
      : __istream_type(), __ostream_type() { }


      basic_iostream(const basic_iostream&) = delete;

      basic_iostream(basic_iostream&& __rhs)
      : __istream_type(std::move(__rhs)), __ostream_type(*this)
      { }



      basic_iostream& operator=(const basic_iostream&) = delete;

      basic_iostream&
      operator=(basic_iostream&& __rhs)
      {
 swap(__rhs);
 return *this;
      }

      void
      swap(basic_iostream& __rhs)
      { __istream_type::swap(__rhs); }

    };
# 906 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    ws(basic_istream<_CharT, _Traits>& __is);
# 922 "/usr/include/c++/6.2.1/istream" 3
  template<typename _CharT, typename _Traits, typename _Tp>
    inline basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>&& __is, _Tp& __x)
    {
      __is >> __x;
      return __is;
    }



}

# 1 "/usr/include/c++/6.2.1/bits/istream.tcc" 1 3
# 37 "/usr/include/c++/6.2.1/bits/istream.tcc" 3
       
# 38 "/usr/include/c++/6.2.1/bits/istream.tcc" 3



namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>::sentry::
    sentry(basic_istream<_CharT, _Traits>& __in, bool __noskip) : _M_ok(false)
    {
      ios_base::iostate __err = ios_base::goodbit;
      if (__in.good())
 {
   if (__in.tie())
     __in.tie()->flush();
   if (!__noskip && bool(__in.flags() & ios_base::skipws))
     {
       const __int_type __eof = traits_type::eof();
       __streambuf_type* __sb = __in.rdbuf();
       __int_type __c = __sb->sgetc();

       const __ctype_type& __ct = __check_facet(__in._M_ctype);
       while (!traits_type::eq_int_type(__c, __eof)
       && __ct.is(ctype_base::space,
    traits_type::to_char_type(__c)))
  __c = __sb->snextc();




       if (traits_type::eq_int_type(__c, __eof))
  __err |= ios_base::eofbit;
     }
 }

      if (__in.good() && __err == ios_base::goodbit)
 _M_ok = true;
      else
 {
   __err |= ios_base::failbit;
   __in.setstate(__err);
 }
    }

  template<typename _CharT, typename _Traits>
    template<typename _ValueT>
      basic_istream<_CharT, _Traits>&
      basic_istream<_CharT, _Traits>::
      _M_extract(_ValueT& __v)
      {
 sentry __cerb(*this, false);
 if (__cerb)
   {
     ios_base::iostate __err = ios_base::goodbit;
     try
       {
  const __num_get_type& __ng = __check_facet(this->_M_num_get);
  __ng.get(*this, 0, *this, __err, __v);
       }
     catch(__cxxabiv1::__forced_unwind&)
       {
  this->_M_setstate(ios_base::badbit);
  throw;
       }
     catch(...)
       { this->_M_setstate(ios_base::badbit); }
     if (__err)
       this->setstate(__err);
   }
 return *this;
      }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    operator>>(short& __n)
    {


      sentry __cerb(*this, false);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       long __l;
       const __num_get_type& __ng = __check_facet(this->_M_num_get);
       __ng.get(*this, 0, *this, __err, __l);



       if (__l < __gnu_cxx::__numeric_traits<short>::__min)
  {
    __err |= ios_base::failbit;
    __n = __gnu_cxx::__numeric_traits<short>::__min;
  }
       else if (__l > __gnu_cxx::__numeric_traits<short>::__max)
  {
    __err |= ios_base::failbit;
    __n = __gnu_cxx::__numeric_traits<short>::__max;
  }
       else
  __n = short(__l);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    operator>>(int& __n)
    {


      sentry __cerb(*this, false);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       long __l;
       const __num_get_type& __ng = __check_facet(this->_M_num_get);
       __ng.get(*this, 0, *this, __err, __l);



       if (__l < __gnu_cxx::__numeric_traits<int>::__min)
  {
    __err |= ios_base::failbit;
    __n = __gnu_cxx::__numeric_traits<int>::__min;
  }
       else if (__l > __gnu_cxx::__numeric_traits<int>::__max)
  {
    __err |= ios_base::failbit;
    __n = __gnu_cxx::__numeric_traits<int>::__max;
  }
       else
  __n = int(__l);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    operator>>(__streambuf_type* __sbout)
    {
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this, false);
      if (__cerb && __sbout)
 {
   try
     {
       bool __ineof;
       if (!__copy_streambufs_eof(this->rdbuf(), __sbout, __ineof))
  __err |= ios_base::failbit;
       if (__ineof)
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::failbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::failbit); }
 }
      else if (!__sbout)
 __err |= ios_base::failbit;
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    typename basic_istream<_CharT, _Traits>::int_type
    basic_istream<_CharT, _Traits>::
    get(void)
    {
      const int_type __eof = traits_type::eof();
      int_type __c = __eof;
      _M_gcount = 0;
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   try
     {
       __c = this->rdbuf()->sbumpc();

       if (!traits_type::eq_int_type(__c, __eof))
  _M_gcount = 1;
       else
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
 }
      if (!_M_gcount)
 __err |= ios_base::failbit;
      if (__err)
 this->setstate(__err);
      return __c;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    get(char_type& __c)
    {
      _M_gcount = 0;
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   try
     {
       const int_type __cb = this->rdbuf()->sbumpc();

       if (!traits_type::eq_int_type(__cb, traits_type::eof()))
  {
    _M_gcount = 1;
    __c = traits_type::to_char_type(__cb);
  }
       else
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
 }
      if (!_M_gcount)
 __err |= ios_base::failbit;
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    get(char_type* __s, streamsize __n, char_type __delim)
    {
      _M_gcount = 0;
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   try
     {
       const int_type __idelim = traits_type::to_int_type(__delim);
       const int_type __eof = traits_type::eof();
       __streambuf_type* __sb = this->rdbuf();
       int_type __c = __sb->sgetc();

       while (_M_gcount + 1 < __n
       && !traits_type::eq_int_type(__c, __eof)
       && !traits_type::eq_int_type(__c, __idelim))
  {
    *__s++ = traits_type::to_char_type(__c);
    ++_M_gcount;
    __c = __sb->snextc();
  }
       if (traits_type::eq_int_type(__c, __eof))
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
 }


      if (__n > 0)
 *__s = char_type();
      if (!_M_gcount)
 __err |= ios_base::failbit;
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    get(__streambuf_type& __sb, char_type __delim)
    {
      _M_gcount = 0;
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   try
     {
       const int_type __idelim = traits_type::to_int_type(__delim);
       const int_type __eof = traits_type::eof();
       __streambuf_type* __this_sb = this->rdbuf();
       int_type __c = __this_sb->sgetc();
       char_type __c2 = traits_type::to_char_type(__c);

       while (!traits_type::eq_int_type(__c, __eof)
       && !traits_type::eq_int_type(__c, __idelim)
       && !traits_type::eq_int_type(__sb.sputc(__c2), __eof))
  {
    ++_M_gcount;
    __c = __this_sb->snextc();
    __c2 = traits_type::to_char_type(__c);
  }
       if (traits_type::eq_int_type(__c, __eof))
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
 }
      if (!_M_gcount)
 __err |= ios_base::failbit;
      if (__err)
 this->setstate(__err);
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    getline(char_type* __s, streamsize __n, char_type __delim)
    {
      _M_gcount = 0;
      ios_base::iostate __err = ios_base::goodbit;
      sentry __cerb(*this, true);
      if (__cerb)
        {
          try
            {
              const int_type __idelim = traits_type::to_int_type(__delim);
              const int_type __eof = traits_type::eof();
              __streambuf_type* __sb = this->rdbuf();
              int_type __c = __sb->sgetc();

              while (_M_gcount + 1 < __n
                     && !traits_type::eq_int_type(__c, __eof)
                     && !traits_type::eq_int_type(__c, __idelim))
                {
                  *__s++ = traits_type::to_char_type(__c);
                  __c = __sb->snextc();
                  ++_M_gcount;
                }
              if (traits_type::eq_int_type(__c, __eof))
                __err |= ios_base::eofbit;
              else
                {
                  if (traits_type::eq_int_type(__c, __idelim))
                    {
                      __sb->sbumpc();
                      ++_M_gcount;
                    }
                  else
                    __err |= ios_base::failbit;
                }
            }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
          catch(...)
            { this->_M_setstate(ios_base::badbit); }
        }


      if (__n > 0)
 *__s = char_type();
      if (!_M_gcount)
        __err |= ios_base::failbit;
      if (__err)
        this->setstate(__err);
      return *this;
    }




  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    ignore(void)
    {
      _M_gcount = 0;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       const int_type __eof = traits_type::eof();
       __streambuf_type* __sb = this->rdbuf();

       if (traits_type::eq_int_type(__sb->sbumpc(), __eof))
  __err |= ios_base::eofbit;
       else
  _M_gcount = 1;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    ignore(streamsize __n)
    {
      _M_gcount = 0;
      sentry __cerb(*this, true);
      if (__cerb && __n > 0)
        {
          ios_base::iostate __err = ios_base::goodbit;
          try
            {
              const int_type __eof = traits_type::eof();
              __streambuf_type* __sb = this->rdbuf();
              int_type __c = __sb->sgetc();
# 513 "/usr/include/c++/6.2.1/bits/istream.tcc" 3
       bool __large_ignore = false;
       while (true)
  {
    while (_M_gcount < __n
    && !traits_type::eq_int_type(__c, __eof))
      {
        ++_M_gcount;
        __c = __sb->snextc();
      }
    if (__n == __gnu_cxx::__numeric_traits<streamsize>::__max
        && !traits_type::eq_int_type(__c, __eof))
      {
        _M_gcount =
   __gnu_cxx::__numeric_traits<streamsize>::__min;
        __large_ignore = true;
      }
    else
      break;
  }

       if (__large_ignore)
  _M_gcount = __gnu_cxx::__numeric_traits<streamsize>::__max;

       if (traits_type::eq_int_type(__c, __eof))
                __err |= ios_base::eofbit;
            }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
          catch(...)
            { this->_M_setstate(ios_base::badbit); }
          if (__err)
            this->setstate(__err);
        }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    ignore(streamsize __n, int_type __delim)
    {
      _M_gcount = 0;
      sentry __cerb(*this, true);
      if (__cerb && __n > 0)
        {
          ios_base::iostate __err = ios_base::goodbit;
          try
            {
              const int_type __eof = traits_type::eof();
              __streambuf_type* __sb = this->rdbuf();
              int_type __c = __sb->sgetc();


       bool __large_ignore = false;
       while (true)
  {
    while (_M_gcount < __n
    && !traits_type::eq_int_type(__c, __eof)
    && !traits_type::eq_int_type(__c, __delim))
      {
        ++_M_gcount;
        __c = __sb->snextc();
      }
    if (__n == __gnu_cxx::__numeric_traits<streamsize>::__max
        && !traits_type::eq_int_type(__c, __eof)
        && !traits_type::eq_int_type(__c, __delim))
      {
        _M_gcount =
   __gnu_cxx::__numeric_traits<streamsize>::__min;
        __large_ignore = true;
      }
    else
      break;
  }

       if (__large_ignore)
  _M_gcount = __gnu_cxx::__numeric_traits<streamsize>::__max;

              if (traits_type::eq_int_type(__c, __eof))
                __err |= ios_base::eofbit;
       else if (traits_type::eq_int_type(__c, __delim))
  {
    if (_M_gcount
        < __gnu_cxx::__numeric_traits<streamsize>::__max)
      ++_M_gcount;
    __sb->sbumpc();
  }
            }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
          catch(...)
            { this->_M_setstate(ios_base::badbit); }
          if (__err)
            this->setstate(__err);
        }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    typename basic_istream<_CharT, _Traits>::int_type
    basic_istream<_CharT, _Traits>::
    peek(void)
    {
      int_type __c = traits_type::eof();
      _M_gcount = 0;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       __c = this->rdbuf()->sgetc();
       if (traits_type::eq_int_type(__c, traits_type::eof()))
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return __c;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    read(char_type* __s, streamsize __n)
    {
      _M_gcount = 0;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       _M_gcount = this->rdbuf()->sgetn(__s, __n);
       if (_M_gcount != __n)
  __err |= (ios_base::eofbit | ios_base::failbit);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    streamsize
    basic_istream<_CharT, _Traits>::
    readsome(char_type* __s, streamsize __n)
    {
      _M_gcount = 0;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {

       const streamsize __num = this->rdbuf()->in_avail();
       if (__num > 0)
  _M_gcount = this->rdbuf()->sgetn(__s, std::min(__num, __n));
       else if (__num == -1)
  __err |= ios_base::eofbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return _M_gcount;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    putback(char_type __c)
    {


      _M_gcount = 0;

      this->clear(this->rdstate() & ~ios_base::eofbit);
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       const int_type __eof = traits_type::eof();
       __streambuf_type* __sb = this->rdbuf();
       if (!__sb
    || traits_type::eq_int_type(__sb->sputbackc(__c), __eof))
  __err |= ios_base::badbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    unget(void)
    {


      _M_gcount = 0;

      this->clear(this->rdstate() & ~ios_base::eofbit);
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       const int_type __eof = traits_type::eof();
       __streambuf_type* __sb = this->rdbuf();
       if (!__sb
    || traits_type::eq_int_type(__sb->sungetc(), __eof))
  __err |= ios_base::badbit;
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    int
    basic_istream<_CharT, _Traits>::
    sync(void)
    {


      int __ret = -1;
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       __streambuf_type* __sb = this->rdbuf();
       if (__sb)
  {
    if (__sb->pubsync() == -1)
      __err |= ios_base::badbit;
    else
      __ret = 0;
  }
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_istream<_CharT, _Traits>::pos_type
    basic_istream<_CharT, _Traits>::
    tellg(void)
    {


      pos_type __ret = pos_type(-1);
      sentry __cerb(*this, true);
      if (__cerb)
 {
   try
     {
       if (!this->fail())
  __ret = this->rdbuf()->pubseekoff(0, ios_base::cur,
        ios_base::in);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    seekg(pos_type __pos)
    {



      this->clear(this->rdstate() & ~ios_base::eofbit);
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       if (!this->fail())
  {

    const pos_type __p = this->rdbuf()->pubseekpos(__pos,
         ios_base::in);


    if (__p == pos_type(off_type(-1)))
      __err |= ios_base::failbit;
  }
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    basic_istream<_CharT, _Traits>::
    seekg(off_type __off, ios_base::seekdir __dir)
    {



      this->clear(this->rdstate() & ~ios_base::eofbit);
      sentry __cerb(*this, true);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       if (!this->fail())
  {

    const pos_type __p = this->rdbuf()->pubseekoff(__off, __dir,
         ios_base::in);


    if (__p == pos_type(off_type(-1)))
      __err |= ios_base::failbit;
  }
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       this->_M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { this->_M_setstate(ios_base::badbit); }
   if (__err)
     this->setstate(__err);
 }
      return *this;
    }


  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>& __in, _CharT& __c)
    {
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef typename __istream_type::int_type __int_type;

      typename __istream_type::sentry __cerb(__in, false);
      if (__cerb)
 {
   ios_base::iostate __err = ios_base::goodbit;
   try
     {
       const __int_type __cb = __in.rdbuf()->sbumpc();
       if (!_Traits::eq_int_type(__cb, _Traits::eof()))
  __c = _Traits::to_char_type(__cb);
       else
  __err |= (ios_base::eofbit | ios_base::failbit);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       __in._M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { __in._M_setstate(ios_base::badbit); }
   if (__err)
     __in.setstate(__err);
 }
      return __in;
    }

  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    operator>>(basic_istream<_CharT, _Traits>& __in, _CharT* __s)
    {
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef basic_streambuf<_CharT, _Traits> __streambuf_type;
      typedef typename _Traits::int_type int_type;
      typedef _CharT char_type;
      typedef ctype<_CharT> __ctype_type;

      streamsize __extracted = 0;
      ios_base::iostate __err = ios_base::goodbit;
      typename __istream_type::sentry __cerb(__in, false);
      if (__cerb)
 {
   try
     {

       streamsize __num = __in.width();
       if (__num <= 0)
  __num = __gnu_cxx::__numeric_traits<streamsize>::__max;

       const __ctype_type& __ct = use_facet<__ctype_type>(__in.getloc());

       const int_type __eof = _Traits::eof();
       __streambuf_type* __sb = __in.rdbuf();
       int_type __c = __sb->sgetc();

       while (__extracted < __num - 1
       && !_Traits::eq_int_type(__c, __eof)
       && !__ct.is(ctype_base::space,
     _Traits::to_char_type(__c)))
  {
    *__s++ = _Traits::to_char_type(__c);
    ++__extracted;
    __c = __sb->snextc();
  }
       if (_Traits::eq_int_type(__c, __eof))
  __err |= ios_base::eofbit;



       *__s = char_type();
       __in.width(0);
     }
   catch(__cxxabiv1::__forced_unwind&)
     {
       __in._M_setstate(ios_base::badbit);
       throw;
     }
   catch(...)
     { __in._M_setstate(ios_base::badbit); }
 }
      if (!__extracted)
 __err |= ios_base::failbit;
      if (__err)
 __in.setstate(__err);
      return __in;
    }


  template<typename _CharT, typename _Traits>
    basic_istream<_CharT, _Traits>&
    ws(basic_istream<_CharT, _Traits>& __in)
    {
      typedef basic_istream<_CharT, _Traits> __istream_type;
      typedef basic_streambuf<_CharT, _Traits> __streambuf_type;
      typedef typename __istream_type::int_type __int_type;
      typedef ctype<_CharT> __ctype_type;

      const __ctype_type& __ct = use_facet<__ctype_type>(__in.getloc());
      const __int_type __eof = _Traits::eof();
      __streambuf_type* __sb = __in.rdbuf();
      __int_type __c = __sb->sgetc();

      while (!_Traits::eq_int_type(__c, __eof)
      && __ct.is(ctype_base::space, _Traits::to_char_type(__c)))
 __c = __sb->snextc();

       if (_Traits::eq_int_type(__c, __eof))
  __in.setstate(ios_base::eofbit);
      return __in;
    }




  extern template class basic_istream<char>;
  extern template istream& ws(istream&);
  extern template istream& operator>>(istream&, char&);
  extern template istream& operator>>(istream&, char*);
  extern template istream& operator>>(istream&, unsigned char&);
  extern template istream& operator>>(istream&, signed char&);
  extern template istream& operator>>(istream&, unsigned char*);
  extern template istream& operator>>(istream&, signed char*);

  extern template istream& istream::_M_extract(unsigned short&);
  extern template istream& istream::_M_extract(unsigned int&);
  extern template istream& istream::_M_extract(long&);
  extern template istream& istream::_M_extract(unsigned long&);
  extern template istream& istream::_M_extract(bool&);

  extern template istream& istream::_M_extract(long long&);
  extern template istream& istream::_M_extract(unsigned long long&);

  extern template istream& istream::_M_extract(float&);
  extern template istream& istream::_M_extract(double&);
  extern template istream& istream::_M_extract(long double&);
  extern template istream& istream::_M_extract(void*&);

  extern template class basic_iostream<char>;


  extern template class basic_istream<wchar_t>;
  extern template wistream& ws(wistream&);
  extern template wistream& operator>>(wistream&, wchar_t&);
  extern template wistream& operator>>(wistream&, wchar_t*);

  extern template wistream& wistream::_M_extract(unsigned short&);
  extern template wistream& wistream::_M_extract(unsigned int&);
  extern template wistream& wistream::_M_extract(long&);
  extern template wistream& wistream::_M_extract(unsigned long&);
  extern template wistream& wistream::_M_extract(bool&);

  extern template wistream& wistream::_M_extract(long long&);
  extern template wistream& wistream::_M_extract(unsigned long long&);

  extern template wistream& wistream::_M_extract(float&);
  extern template wistream& wistream::_M_extract(double&);
  extern template wistream& wistream::_M_extract(long double&);
  extern template wistream& wistream::_M_extract(void*&);

  extern template class basic_iostream<wchar_t>;




}
# 935 "/usr/include/c++/6.2.1/istream" 2 3
# 39 "/usr/include/c++/6.2.1/sstream" 2 3


namespace std __attribute__ ((__visibility__ ("default")))
{

namespace __cxx11 {
# 64 "/usr/include/c++/6.2.1/sstream" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    class basic_stringbuf : public basic_streambuf<_CharT, _Traits>
    {
      struct __xfer_bufptrs;
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;


      typedef _Alloc allocator_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;

      typedef basic_streambuf<char_type, traits_type> __streambuf_type;
      typedef basic_string<char_type, _Traits, _Alloc> __string_type;
      typedef typename __string_type::size_type __size_type;

    protected:

      ios_base::openmode _M_mode;


      __string_type _M_string;

    public:
# 99 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_stringbuf(ios_base::openmode __mode = ios_base::in | ios_base::out)
      : __streambuf_type(), _M_mode(__mode), _M_string()
      { }
# 112 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_stringbuf(const __string_type& __str,
        ios_base::openmode __mode = ios_base::in | ios_base::out)
      : __streambuf_type(), _M_mode(), _M_string(__str.data(), __str.size())
      { _M_stringbuf_init(__mode); }


      basic_stringbuf(const basic_stringbuf&) = delete;

      basic_stringbuf(basic_stringbuf&& __rhs)
      : basic_stringbuf(std::move(__rhs), __xfer_bufptrs(__rhs, this))
      { __rhs._M_sync(const_cast<char_type*>(__rhs._M_string.data()), 0, 0); }



      basic_stringbuf&
      operator=(const basic_stringbuf&) = delete;

      basic_stringbuf&
      operator=(basic_stringbuf&& __rhs)
      {
 __xfer_bufptrs __st{__rhs, this};
 const __streambuf_type& __base = __rhs;
 __streambuf_type::operator=(__base);
 this->pubimbue(__rhs.getloc());
 _M_mode = __rhs._M_mode;
 _M_string = std::move(__rhs._M_string);
 __rhs._M_sync(const_cast<char_type*>(__rhs._M_string.data()), 0, 0);
 return *this;
      }

      void
      swap(basic_stringbuf& __rhs)
      {
 __xfer_bufptrs __l_st{*this, std::__addressof(__rhs)};
 __xfer_bufptrs __r_st{__rhs, this};
 __streambuf_type& __base = __rhs;
 __streambuf_type::swap(__base);
 __rhs.pubimbue(this->pubimbue(__rhs.getloc()));
 std::swap(_M_mode, __rhs._M_mode);
 std::swap(_M_string, __rhs._M_string);
      }
# 165 "/usr/include/c++/6.2.1/sstream" 3
      __string_type
      str() const
      {
 __string_type __ret;
 if (this->pptr())
   {

     if (this->pptr() > this->egptr())
       __ret = __string_type(this->pbase(), this->pptr());
     else
        __ret = __string_type(this->pbase(), this->egptr());
   }
 else
   __ret = _M_string;
 return __ret;
      }
# 189 "/usr/include/c++/6.2.1/sstream" 3
      void
      str(const __string_type& __s)
      {


 _M_string.assign(__s.data(), __s.size());
 _M_stringbuf_init(_M_mode);
      }

    protected:

      void
      _M_stringbuf_init(ios_base::openmode __mode)
      {
 _M_mode = __mode;
 __size_type __len = 0;
 if (_M_mode & (ios_base::ate | ios_base::app))
   __len = _M_string.size();
 _M_sync(const_cast<char_type*>(_M_string.data()), 0, __len);
      }

      virtual streamsize
      showmanyc()
      {
 streamsize __ret = -1;
 if (_M_mode & ios_base::in)
   {
     _M_update_egptr();
     __ret = this->egptr() - this->gptr();
   }
 return __ret;
      }

      virtual int_type
      underflow();

      virtual int_type
      pbackfail(int_type __c = traits_type::eof());

      virtual int_type
      overflow(int_type __c = traits_type::eof());
# 242 "/usr/include/c++/6.2.1/sstream" 3
      virtual __streambuf_type*
      setbuf(char_type* __s, streamsize __n)
      {
 if (__s && __n >= 0)
   {






     _M_string.clear();


     _M_sync(__s, __n, 0);
   }
 return this;
      }

      virtual pos_type
      seekoff(off_type __off, ios_base::seekdir __way,
       ios_base::openmode __mode = ios_base::in | ios_base::out);

      virtual pos_type
      seekpos(pos_type __sp,
       ios_base::openmode __mode = ios_base::in | ios_base::out);




      void
      _M_sync(char_type* __base, __size_type __i, __size_type __o);



      void
      _M_update_egptr()
      {
 const bool __testin = _M_mode & ios_base::in;
 if (this->pptr() && this->pptr() > this->egptr())
   {
     if (__testin)
       this->setg(this->eback(), this->gptr(), this->pptr());
     else
       this->setg(this->pptr(), this->pptr(), this->pptr());
   }
      }



      void
      _M_pbump(char_type* __pbeg, char_type* __pend, off_type __off);

    private:




      struct __xfer_bufptrs
      {
 __xfer_bufptrs(const basic_stringbuf& __from, basic_stringbuf* __to)
 : _M_to{__to}, _M_goff{-1, -1, -1}, _M_poff{-1, -1, -1}
 {
   const _CharT* __str = __from._M_string.data();
   if (__from.eback())
     {
     _M_goff[0] = __from.eback() - __str;
     _M_goff[1] = __from.gptr() - __str;
     _M_goff[2] = __from.egptr() - __str;
     }
   if (__from.pbase())
     {
       _M_poff[0] = __from.pbase() - __str;
       _M_poff[1] = __from.pptr() - __from.pbase();
       _M_poff[2] = __from.epptr() - __str;
     }
 }

 ~__xfer_bufptrs()
 {
   char_type* __str = const_cast<char_type*>(_M_to->_M_string.data());
   if (_M_goff[0] != -1)
     _M_to->setg(__str+_M_goff[0], __str+_M_goff[1], __str+_M_goff[2]);
   if (_M_poff[0] != -1)
     _M_to->_M_pbump(__str+_M_poff[0], __str+_M_poff[2], _M_poff[1]);
 }

 basic_stringbuf* _M_to;
 off_type _M_goff[3];
 off_type _M_poff[3];
      };
# 343 "/usr/include/c++/6.2.1/sstream" 3
      basic_stringbuf(basic_stringbuf&& __rhs, __xfer_bufptrs&&)
      : __streambuf_type(static_cast<const __streambuf_type&>(__rhs)),
      _M_mode(__rhs._M_mode), _M_string(std::move(__rhs._M_string))
      { }

    };
# 366 "/usr/include/c++/6.2.1/sstream" 3
  template<typename _CharT, typename _Traits, typename _Alloc>
    class basic_istringstream : public basic_istream<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;


      typedef _Alloc allocator_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;


      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef basic_stringbuf<_CharT, _Traits, _Alloc> __stringbuf_type;
      typedef basic_istream<char_type, traits_type> __istream_type;

    private:
      __stringbuf_type _M_stringbuf;

    public:
# 402 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_istringstream(ios_base::openmode __mode = ios_base::in)
      : __istream_type(), _M_stringbuf(__mode | ios_base::in)
      { this->init(&_M_stringbuf); }
# 420 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_istringstream(const __string_type& __str,
     ios_base::openmode __mode = ios_base::in)
      : __istream_type(), _M_stringbuf(__str, __mode | ios_base::in)
      { this->init(&_M_stringbuf); }







      ~basic_istringstream()
      { }


      basic_istringstream(const basic_istringstream&) = delete;

      basic_istringstream(basic_istringstream&& __rhs)
      : __istream_type(std::move(__rhs)),
      _M_stringbuf(std::move(__rhs._M_stringbuf))
      { __istream_type::set_rdbuf(&_M_stringbuf); }



      basic_istringstream&
      operator=(const basic_istringstream&) = delete;

      basic_istringstream&
      operator=(basic_istringstream&& __rhs)
      {
 __istream_type::operator=(std::move(__rhs));
 _M_stringbuf = std::move(__rhs._M_stringbuf);
 return *this;
      }

      void
      swap(basic_istringstream& __rhs)
      {
 __istream_type::swap(__rhs);
 _M_stringbuf.swap(__rhs._M_stringbuf);
      }
# 471 "/usr/include/c++/6.2.1/sstream" 3
      __stringbuf_type*
      rdbuf() const
      { return const_cast<__stringbuf_type*>(&_M_stringbuf); }





      __string_type
      str() const
      { return _M_stringbuf.str(); }







      void
      str(const __string_type& __s)
      { _M_stringbuf.str(__s); }
    };
# 510 "/usr/include/c++/6.2.1/sstream" 3
  template <typename _CharT, typename _Traits, typename _Alloc>
    class basic_ostringstream : public basic_ostream<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;


      typedef _Alloc allocator_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;


      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef basic_stringbuf<_CharT, _Traits, _Alloc> __stringbuf_type;
      typedef basic_ostream<char_type, traits_type> __ostream_type;

    private:
      __stringbuf_type _M_stringbuf;

    public:
# 546 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_ostringstream(ios_base::openmode __mode = ios_base::out)
      : __ostream_type(), _M_stringbuf(__mode | ios_base::out)
      { this->init(&_M_stringbuf); }
# 564 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_ostringstream(const __string_type& __str,
     ios_base::openmode __mode = ios_base::out)
      : __ostream_type(), _M_stringbuf(__str, __mode | ios_base::out)
      { this->init(&_M_stringbuf); }







      ~basic_ostringstream()
      { }


      basic_ostringstream(const basic_ostringstream&) = delete;

      basic_ostringstream(basic_ostringstream&& __rhs)
      : __ostream_type(std::move(__rhs)),
      _M_stringbuf(std::move(__rhs._M_stringbuf))
      { __ostream_type::set_rdbuf(&_M_stringbuf); }



      basic_ostringstream&
      operator=(const basic_ostringstream&) = delete;

      basic_ostringstream&
      operator=(basic_ostringstream&& __rhs)
      {
 __ostream_type::operator=(std::move(__rhs));
 _M_stringbuf = std::move(__rhs._M_stringbuf);
 return *this;
      }

      void
      swap(basic_ostringstream& __rhs)
      {
 __ostream_type::swap(__rhs);
 _M_stringbuf.swap(__rhs._M_stringbuf);
      }
# 615 "/usr/include/c++/6.2.1/sstream" 3
      __stringbuf_type*
      rdbuf() const
      { return const_cast<__stringbuf_type*>(&_M_stringbuf); }





      __string_type
      str() const
      { return _M_stringbuf.str(); }







      void
      str(const __string_type& __s)
      { _M_stringbuf.str(__s); }
    };
# 654 "/usr/include/c++/6.2.1/sstream" 3
  template <typename _CharT, typename _Traits, typename _Alloc>
    class basic_stringstream : public basic_iostream<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;


      typedef _Alloc allocator_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;


      typedef basic_string<_CharT, _Traits, _Alloc> __string_type;
      typedef basic_stringbuf<_CharT, _Traits, _Alloc> __stringbuf_type;
      typedef basic_iostream<char_type, traits_type> __iostream_type;

    private:
      __stringbuf_type _M_stringbuf;

    public:
# 689 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_stringstream(ios_base::openmode __m = ios_base::out | ios_base::in)
      : __iostream_type(), _M_stringbuf(__m)
      { this->init(&_M_stringbuf); }
# 705 "/usr/include/c++/6.2.1/sstream" 3
      explicit
      basic_stringstream(const __string_type& __str,
    ios_base::openmode __m = ios_base::out | ios_base::in)
      : __iostream_type(), _M_stringbuf(__str, __m)
      { this->init(&_M_stringbuf); }







      ~basic_stringstream()
      { }


      basic_stringstream(const basic_stringstream&) = delete;

      basic_stringstream(basic_stringstream&& __rhs)
      : __iostream_type(std::move(__rhs)),
      _M_stringbuf(std::move(__rhs._M_stringbuf))
      { __iostream_type::set_rdbuf(&_M_stringbuf); }



      basic_stringstream&
      operator=(const basic_stringstream&) = delete;

      basic_stringstream&
      operator=(basic_stringstream&& __rhs)
      {
 __iostream_type::operator=(std::move(__rhs));
 _M_stringbuf = std::move(__rhs._M_stringbuf);
 return *this;
      }

      void
      swap(basic_stringstream& __rhs)
      {
 __iostream_type::swap(__rhs);
 _M_stringbuf.swap(__rhs._M_stringbuf);
      }
# 756 "/usr/include/c++/6.2.1/sstream" 3
      __stringbuf_type*
      rdbuf() const
      { return const_cast<__stringbuf_type*>(&_M_stringbuf); }





      __string_type
      str() const
      { return _M_stringbuf.str(); }







      void
      str(const __string_type& __s)
      { _M_stringbuf.str(__s); }
    };



  template <class _CharT, class _Traits, class _Allocator>
    inline void
    swap(basic_stringbuf<_CharT, _Traits, _Allocator>& __x,
  basic_stringbuf<_CharT, _Traits, _Allocator>& __y)
    { __x.swap(__y); }


  template <class _CharT, class _Traits, class _Allocator>
    inline void
    swap(basic_istringstream<_CharT, _Traits, _Allocator>& __x,
  basic_istringstream<_CharT, _Traits, _Allocator>& __y)
    { __x.swap(__y); }


  template <class _CharT, class _Traits, class _Allocator>
    inline void
    swap(basic_ostringstream<_CharT, _Traits, _Allocator>& __x,
  basic_ostringstream<_CharT, _Traits, _Allocator>& __y)
    { __x.swap(__y); }


  template <class _CharT, class _Traits, class _Allocator>
    inline void
    swap(basic_stringstream<_CharT, _Traits, _Allocator>& __x,
  basic_stringstream<_CharT, _Traits, _Allocator>& __y)
    { __x.swap(__y); }


}

}

# 1 "/usr/include/c++/6.2.1/bits/sstream.tcc" 1 3
# 37 "/usr/include/c++/6.2.1/bits/sstream.tcc" 3
       
# 38 "/usr/include/c++/6.2.1/bits/sstream.tcc" 3

namespace std __attribute__ ((__visibility__ ("default")))
{


  template <class _CharT, class _Traits, class _Alloc>
    typename basic_stringbuf<_CharT, _Traits, _Alloc>::int_type
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    pbackfail(int_type __c)
    {
      int_type __ret = traits_type::eof();
      if (this->eback() < this->gptr())
 {


   const bool __testeof = traits_type::eq_int_type(__c, __ret);
   if (!__testeof)
     {
       const bool __testeq = traits_type::eq(traits_type::
          to_char_type(__c),
          this->gptr()[-1]);
       const bool __testout = this->_M_mode & ios_base::out;
       if (__testeq || __testout)
  {
    this->gbump(-1);
    if (!__testeq)
      *this->gptr() = traits_type::to_char_type(__c);
    __ret = __c;
  }
     }
   else
     {
       this->gbump(-1);
       __ret = traits_type::not_eof(__c);
     }
 }
      return __ret;
    }

  template <class _CharT, class _Traits, class _Alloc>
    typename basic_stringbuf<_CharT, _Traits, _Alloc>::int_type
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    overflow(int_type __c)
    {
      const bool __testout = this->_M_mode & ios_base::out;
      if (__builtin_expect(!__testout, false))
 return traits_type::eof();

      const bool __testeof = traits_type::eq_int_type(__c, traits_type::eof());
      if (__builtin_expect(__testeof, false))
 return traits_type::not_eof(__c);

      const __size_type __capacity = _M_string.capacity();
      const __size_type __max_size = _M_string.max_size();
      const bool __testput = this->pptr() < this->epptr();
      if (__builtin_expect(!__testput && __capacity == __max_size, false))
 return traits_type::eof();



      const char_type __conv = traits_type::to_char_type(__c);
      if (!__testput)
 {
# 110 "/usr/include/c++/6.2.1/bits/sstream.tcc" 3
   const __size_type __opt_len = std::max(__size_type(2 * __capacity),
       __size_type(512));
   const __size_type __len = std::min(__opt_len, __max_size);
   __string_type __tmp;
   __tmp.reserve(__len);
   if (this->pbase())
     __tmp.assign(this->pbase(), this->epptr() - this->pbase());
   __tmp.push_back(__conv);
   _M_string.swap(__tmp);
   _M_sync(const_cast<char_type*>(_M_string.data()),
    this->gptr() - this->eback(), this->pptr() - this->pbase());
 }
      else
 *this->pptr() = __conv;
      this->pbump(1);
      return __c;
    }

  template <class _CharT, class _Traits, class _Alloc>
    typename basic_stringbuf<_CharT, _Traits, _Alloc>::int_type
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    underflow()
    {
      int_type __ret = traits_type::eof();
      const bool __testin = this->_M_mode & ios_base::in;
      if (__testin)
 {

   _M_update_egptr();

   if (this->gptr() < this->egptr())
     __ret = traits_type::to_int_type(*this->gptr());
 }
      return __ret;
    }

  template <class _CharT, class _Traits, class _Alloc>
    typename basic_stringbuf<_CharT, _Traits, _Alloc>::pos_type
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    seekoff(off_type __off, ios_base::seekdir __way, ios_base::openmode __mode)
    {
      pos_type __ret = pos_type(off_type(-1));
      bool __testin = (ios_base::in & this->_M_mode & __mode) != 0;
      bool __testout = (ios_base::out & this->_M_mode & __mode) != 0;
      const bool __testboth = __testin && __testout && __way != ios_base::cur;
      __testin &= !(__mode & ios_base::out);
      __testout &= !(__mode & ios_base::in);



      const char_type* __beg = __testin ? this->eback() : this->pbase();
      if ((__beg || !__off) && (__testin || __testout || __testboth))
 {
   _M_update_egptr();

   off_type __newoffi = __off;
   off_type __newoffo = __newoffi;
   if (__way == ios_base::cur)
     {
       __newoffi += this->gptr() - __beg;
       __newoffo += this->pptr() - __beg;
     }
   else if (__way == ios_base::end)
     __newoffo = __newoffi += this->egptr() - __beg;

   if ((__testin || __testboth)
       && __newoffi >= 0
       && this->egptr() - __beg >= __newoffi)
     {
       this->setg(this->eback(), this->eback() + __newoffi,
    this->egptr());
       __ret = pos_type(__newoffi);
     }
   if ((__testout || __testboth)
       && __newoffo >= 0
       && this->egptr() - __beg >= __newoffo)
     {
       _M_pbump(this->pbase(), this->epptr(), __newoffo);
       __ret = pos_type(__newoffo);
     }
 }
      return __ret;
    }

  template <class _CharT, class _Traits, class _Alloc>
    typename basic_stringbuf<_CharT, _Traits, _Alloc>::pos_type
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    seekpos(pos_type __sp, ios_base::openmode __mode)
    {
      pos_type __ret = pos_type(off_type(-1));
      const bool __testin = (ios_base::in & this->_M_mode & __mode) != 0;
      const bool __testout = (ios_base::out & this->_M_mode & __mode) != 0;

      const char_type* __beg = __testin ? this->eback() : this->pbase();
      if ((__beg || !off_type(__sp)) && (__testin || __testout))
 {
   _M_update_egptr();

   const off_type __pos(__sp);
   const bool __testpos = (0 <= __pos
      && __pos <= this->egptr() - __beg);
   if (__testpos)
     {
       if (__testin)
  this->setg(this->eback(), this->eback() + __pos,
      this->egptr());
       if (__testout)
  _M_pbump(this->pbase(), this->epptr(), __pos);
       __ret = __sp;
     }
 }
      return __ret;
    }

  template <class _CharT, class _Traits, class _Alloc>
    void
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    _M_sync(char_type* __base, __size_type __i, __size_type __o)
    {
      const bool __testin = _M_mode & ios_base::in;
      const bool __testout = _M_mode & ios_base::out;
      char_type* __endg = __base + _M_string.size();
      char_type* __endp = __base + _M_string.capacity();

      if (__base != _M_string.data())
 {

   __endg += __i;
   __i = 0;
   __endp = __endg;
 }

      if (__testin)
 this->setg(__base, __base + __i, __endg);
      if (__testout)
 {
   _M_pbump(__base, __endp, __o);



   if (!__testin)
     this->setg(__endg, __endg, __endg);
 }
    }

  template <class _CharT, class _Traits, class _Alloc>
    void
    basic_stringbuf<_CharT, _Traits, _Alloc>::
    _M_pbump(char_type* __pbeg, char_type* __pend, off_type __off)
    {
      this->setp(__pbeg, __pend);
      while (__off > __gnu_cxx::__numeric_traits<int>::__max)
 {
   this->pbump(__gnu_cxx::__numeric_traits<int>::__max);
   __off -= __gnu_cxx::__numeric_traits<int>::__max;
 }
      this->pbump(__off);
    }




  extern template class basic_stringbuf<char>;
  extern template class basic_istringstream<char>;
  extern template class basic_ostringstream<char>;
  extern template class basic_stringstream<char>;


  extern template class basic_stringbuf<wchar_t>;
  extern template class basic_istringstream<wchar_t>;
  extern template class basic_ostringstream<wchar_t>;
  extern template class basic_stringstream<wchar_t>;




}
# 814 "/usr/include/c++/6.2.1/sstream" 2 3
# 284 "../../include/cppunit/portability/Stream.h" 2
# 1 "/usr/include/c++/6.2.1/fstream" 1 3
# 36 "/usr/include/c++/6.2.1/fstream" 3
       
# 37 "/usr/include/c++/6.2.1/fstream" 3



# 1 "/usr/include/c++/6.2.1/bits/codecvt.h" 1 3
# 39 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
       
# 40 "/usr/include/c++/6.2.1/bits/codecvt.h" 3

namespace std __attribute__ ((__visibility__ ("default")))
{



  class codecvt_base
  {
  public:
    enum result
    {
      ok,
      partial,
      error,
      noconv
    };
  };
# 67 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
  template<typename _InternT, typename _ExternT, typename _StateT>
    class __codecvt_abstract_base
    : public locale::facet, public codecvt_base
    {
    public:

      typedef codecvt_base::result result;
      typedef _InternT intern_type;
      typedef _ExternT extern_type;
      typedef _StateT state_type;
# 115 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
      result
      out(state_type& __state, const intern_type* __from,
   const intern_type* __from_end, const intern_type*& __from_next,
   extern_type* __to, extern_type* __to_end,
   extern_type*& __to_next) const
      {
 return this->do_out(__state, __from, __from_end, __from_next,
       __to, __to_end, __to_next);
      }
# 154 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
      result
      unshift(state_type& __state, extern_type* __to, extern_type* __to_end,
       extern_type*& __to_next) const
      { return this->do_unshift(__state, __to,__to_end,__to_next); }
# 195 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
      result
      in(state_type& __state, const extern_type* __from,
  const extern_type* __from_end, const extern_type*& __from_next,
  intern_type* __to, intern_type* __to_end,
  intern_type*& __to_next) const
      {
 return this->do_in(__state, __from, __from_end, __from_next,
      __to, __to_end, __to_next);
      }

      int
      encoding() const throw()
      { return this->do_encoding(); }

      bool
      always_noconv() const throw()
      { return this->do_always_noconv(); }

      int
      length(state_type& __state, const extern_type* __from,
      const extern_type* __end, size_t __max) const
      { return this->do_length(__state, __from, __end, __max); }

      int
      max_length() const throw()
      { return this->do_max_length(); }

    protected:
      explicit
      __codecvt_abstract_base(size_t __refs = 0) : locale::facet(__refs) { }

      virtual
      ~__codecvt_abstract_base() { }
# 236 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
      virtual result
      do_out(state_type& __state, const intern_type* __from,
      const intern_type* __from_end, const intern_type*& __from_next,
      extern_type* __to, extern_type* __to_end,
      extern_type*& __to_next) const = 0;

      virtual result
      do_unshift(state_type& __state, extern_type* __to,
   extern_type* __to_end, extern_type*& __to_next) const = 0;

      virtual result
      do_in(state_type& __state, const extern_type* __from,
     const extern_type* __from_end, const extern_type*& __from_next,
     intern_type* __to, intern_type* __to_end,
     intern_type*& __to_next) const = 0;

      virtual int
      do_encoding() const throw() = 0;

      virtual bool
      do_always_noconv() const throw() = 0;

      virtual int
      do_length(state_type&, const extern_type* __from,
  const extern_type* __end, size_t __max) const = 0;

      virtual int
      do_max_length() const throw() = 0;
    };
# 273 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
   template<typename _InternT, typename _ExternT, typename _StateT>
    class codecvt
    : public __codecvt_abstract_base<_InternT, _ExternT, _StateT>
    {
    public:

      typedef codecvt_base::result result;
      typedef _InternT intern_type;
      typedef _ExternT extern_type;
      typedef _StateT state_type;

    protected:
      __c_locale _M_c_locale_codecvt;

    public:
      static locale::id id;

      explicit
      codecvt(size_t __refs = 0)
      : __codecvt_abstract_base<_InternT, _ExternT, _StateT> (__refs),
 _M_c_locale_codecvt(0)
      { }

      explicit
      codecvt(__c_locale __cloc, size_t __refs = 0);

    protected:
      virtual
      ~codecvt() { }

      virtual result
      do_out(state_type& __state, const intern_type* __from,
      const intern_type* __from_end, const intern_type*& __from_next,
      extern_type* __to, extern_type* __to_end,
      extern_type*& __to_next) const;

      virtual result
      do_unshift(state_type& __state, extern_type* __to,
   extern_type* __to_end, extern_type*& __to_next) const;

      virtual result
      do_in(state_type& __state, const extern_type* __from,
     const extern_type* __from_end, const extern_type*& __from_next,
     intern_type* __to, intern_type* __to_end,
     intern_type*& __to_next) const;

      virtual int
      do_encoding() const throw();

      virtual bool
      do_always_noconv() const throw();

      virtual int
      do_length(state_type&, const extern_type* __from,
  const extern_type* __end, size_t __max) const;

      virtual int
      do_max_length() const throw();
    };

  template<typename _InternT, typename _ExternT, typename _StateT>
    locale::id codecvt<_InternT, _ExternT, _StateT>::id;


  template<>
    class codecvt<char, char, mbstate_t>
    : public __codecvt_abstract_base<char, char, mbstate_t>
    {
      friend class messages<char>;

    public:

      typedef char intern_type;
      typedef char extern_type;
      typedef mbstate_t state_type;

    protected:
      __c_locale _M_c_locale_codecvt;

    public:
      static locale::id id;

      explicit
      codecvt(size_t __refs = 0);

      explicit
      codecvt(__c_locale __cloc, size_t __refs = 0);

    protected:
      virtual
      ~codecvt();

      virtual result
      do_out(state_type& __state, const intern_type* __from,
      const intern_type* __from_end, const intern_type*& __from_next,
      extern_type* __to, extern_type* __to_end,
      extern_type*& __to_next) const;

      virtual result
      do_unshift(state_type& __state, extern_type* __to,
   extern_type* __to_end, extern_type*& __to_next) const;

      virtual result
      do_in(state_type& __state, const extern_type* __from,
     const extern_type* __from_end, const extern_type*& __from_next,
     intern_type* __to, intern_type* __to_end,
     intern_type*& __to_next) const;

      virtual int
      do_encoding() const throw();

      virtual bool
      do_always_noconv() const throw();

      virtual int
      do_length(state_type&, const extern_type* __from,
  const extern_type* __end, size_t __max) const;

      virtual int
      do_max_length() const throw();
  };






  template<>
    class codecvt<wchar_t, char, mbstate_t>
    : public __codecvt_abstract_base<wchar_t, char, mbstate_t>
    {
      friend class messages<wchar_t>;

    public:

      typedef wchar_t intern_type;
      typedef char extern_type;
      typedef mbstate_t state_type;

    protected:
      __c_locale _M_c_locale_codecvt;

    public:
      static locale::id id;

      explicit
      codecvt(size_t __refs = 0);

      explicit
      codecvt(__c_locale __cloc, size_t __refs = 0);

    protected:
      virtual
      ~codecvt();

      virtual result
      do_out(state_type& __state, const intern_type* __from,
      const intern_type* __from_end, const intern_type*& __from_next,
      extern_type* __to, extern_type* __to_end,
      extern_type*& __to_next) const;

      virtual result
      do_unshift(state_type& __state,
   extern_type* __to, extern_type* __to_end,
   extern_type*& __to_next) const;

      virtual result
      do_in(state_type& __state,
      const extern_type* __from, const extern_type* __from_end,
      const extern_type*& __from_next,
      intern_type* __to, intern_type* __to_end,
      intern_type*& __to_next) const;

      virtual
      int do_encoding() const throw();

      virtual
      bool do_always_noconv() const throw();

      virtual
      int do_length(state_type&, const extern_type* __from,
      const extern_type* __end, size_t __max) const;

      virtual int
      do_max_length() const throw();
    };
# 467 "/usr/include/c++/6.2.1/bits/codecvt.h" 3
  template<>
    class codecvt<char16_t, char, mbstate_t>
    : public __codecvt_abstract_base<char16_t, char, mbstate_t>
    {
    public:

      typedef char16_t intern_type;
      typedef char extern_type;
      typedef mbstate_t state_type;

    public:
      static locale::id id;

      explicit
      codecvt(size_t __refs = 0)
      : __codecvt_abstract_base<char16_t, char, mbstate_t>(__refs) { }

    protected:
      virtual
      ~codecvt();

      virtual result
      do_out(state_type& __state, const intern_type* __from,
      const intern_type* __from_end, const intern_type*& __from_next,
      extern_type* __to, extern_type* __to_end,
      extern_type*& __to_next) const;

      virtual result
      do_unshift(state_type& __state,
   extern_type* __to, extern_type* __to_end,
   extern_type*& __to_next) const;

      virtual result
      do_in(state_type& __state,
      const extern_type* __from, const extern_type* __from_end,
      const extern_type*& __from_next,
      intern_type* __to, intern_type* __to_end,
      intern_type*& __to_next) const;

      virtual
      int do_encoding() const throw();

      virtual
      bool do_always_noconv() const throw();

      virtual
      int do_length(state_type&, const extern_type* __from,
      const extern_type* __end, size_t __max) const;

      virtual int
      do_max_length() const throw();
    };





  template<>
    class codecvt<char32_t, char, mbstate_t>
    : public __codecvt_abstract_base<char32_t, char, mbstate_t>
    {
    public:

      typedef char32_t intern_type;
      typedef char extern_type;
      typedef mbstate_t state_type;

    public:
      static locale::id id;

      explicit
      codecvt(size_t __refs = 0)
      : __codecvt_abstract_base<char32_t, char, mbstate_t>(__refs) { }

    protected:
      virtual
      ~codecvt();

      virtual result
      do_out(state_type& __state, const intern_type* __from,
      const intern_type* __from_end, const intern_type*& __from_next,
      extern_type* __to, extern_type* __to_end,
      extern_type*& __to_next) const;

      virtual result
      do_unshift(state_type& __state,
   extern_type* __to, extern_type* __to_end,
   extern_type*& __to_next) const;

      virtual result
      do_in(state_type& __state,
      const extern_type* __from, const extern_type* __from_end,
      const extern_type*& __from_next,
      intern_type* __to, intern_type* __to_end,
      intern_type*& __to_next) const;

      virtual
      int do_encoding() const throw();

      virtual
      bool do_always_noconv() const throw();

      virtual
      int do_length(state_type&, const extern_type* __from,
      const extern_type* __end, size_t __max) const;

      virtual int
      do_max_length() const throw();
    };





  template<typename _InternT, typename _ExternT, typename _StateT>
    class codecvt_byname : public codecvt<_InternT, _ExternT, _StateT>
    {
    public:
      explicit
      codecvt_byname(const char* __s, size_t __refs = 0)
      : codecvt<_InternT, _ExternT, _StateT>(__refs)
      {
 if (__builtin_strcmp(__s, "C") != 0
     && __builtin_strcmp(__s, "POSIX") != 0)
   {
     this->_S_destroy_c_locale(this->_M_c_locale_codecvt);
     this->_S_create_c_locale(this->_M_c_locale_codecvt, __s);
   }
      }


      explicit
      codecvt_byname(const string& __s, size_t __refs = 0)
      : codecvt_byname(__s.c_str(), __refs) { }


    protected:
      virtual
      ~codecvt_byname() { }
    };


  template<>
    class codecvt_byname<char16_t, char, mbstate_t>
    : public codecvt<char16_t, char, mbstate_t>
    {
    public:
      explicit
      codecvt_byname(const char* __s, size_t __refs = 0)
      : codecvt<char16_t, char, mbstate_t>(__refs) { }

      explicit
      codecvt_byname(const string& __s, size_t __refs = 0)
      : codecvt_byname(__s.c_str(), __refs) { }

    protected:
      virtual
      ~codecvt_byname() { }
    };

  template<>
    class codecvt_byname<char32_t, char, mbstate_t>
    : public codecvt<char32_t, char, mbstate_t>
    {
    public:
      explicit
      codecvt_byname(const char* __s, size_t __refs = 0)
      : codecvt<char32_t, char, mbstate_t>(__refs) { }

      explicit
      codecvt_byname(const string& __s, size_t __refs = 0)
      : codecvt_byname(__s.c_str(), __refs) { }

    protected:
      virtual
      ~codecvt_byname() { }
    };





  extern template class codecvt_byname<char, char, mbstate_t>;

  extern template
    const codecvt<char, char, mbstate_t>&
    use_facet<codecvt<char, char, mbstate_t> >(const locale&);

  extern template
    bool
    has_facet<codecvt<char, char, mbstate_t> >(const locale&);


  extern template class codecvt_byname<wchar_t, char, mbstate_t>;

  extern template
    const codecvt<wchar_t, char, mbstate_t>&
    use_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);

  extern template
    bool
    has_facet<codecvt<wchar_t, char, mbstate_t> >(const locale&);



  extern template class codecvt_byname<char16_t, char, mbstate_t>;
  extern template class codecvt_byname<char32_t, char, mbstate_t>;





}
# 41 "/usr/include/c++/6.2.1/fstream" 2 3
# 1 "/usr/include/c++/6.2.1/cstdio" 1 3
# 39 "/usr/include/c++/6.2.1/cstdio" 3
       
# 40 "/usr/include/c++/6.2.1/cstdio" 3
# 42 "/usr/include/c++/6.2.1/fstream" 2 3
# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/basic_file.h" 1 3
# 37 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/basic_file.h" 3
       
# 38 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/basic_file.h" 3


# 1 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++io.h" 1 3
# 35 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++io.h" 3
# 1 "/usr/include/c++/6.2.1/cstdio" 1 3
# 39 "/usr/include/c++/6.2.1/cstdio" 3
       
# 40 "/usr/include/c++/6.2.1/cstdio" 3
# 36 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/c++io.h" 2 3


namespace std __attribute__ ((__visibility__ ("default")))
{


  typedef __gthread_mutex_t __c_lock;


  typedef FILE __c_file;


}
# 41 "/usr/include/c++/6.2.1/x86_64-redhat-linux/bits/basic_file.h" 2 3



namespace std __attribute__ ((__visibility__ ("default")))
{



  template<typename _CharT>
    class __basic_file;


  template<>
    class __basic_file<char>
    {

      __c_file* _M_cfile;


      bool _M_cfile_created;

    public:
      __basic_file(__c_lock* __lock = 0) throw ();


      __basic_file(__basic_file&& __rv, __c_lock* __lock = 0) noexcept
      : _M_cfile(__rv._M_cfile), _M_cfile_created(__rv._M_cfile_created)
      {
 __rv._M_cfile = nullptr;
 __rv._M_cfile_created = false;
      }

      __basic_file& operator=(const __basic_file&) = delete;
      __basic_file& operator=(__basic_file&&) = delete;

      void
      swap(__basic_file& __f) noexcept
      {
 std::swap(_M_cfile, __f._M_cfile);
 std::swap(_M_cfile_created, __f._M_cfile_created);
      }


      __basic_file*
      open(const char* __name, ios_base::openmode __mode, int __prot = 0664);

      __basic_file*
      sys_open(__c_file* __file, ios_base::openmode);

      __basic_file*
      sys_open(int __fd, ios_base::openmode __mode) throw ();

      __basic_file*
      close();

      __attribute__ ((__pure__)) bool
      is_open() const throw ();

      __attribute__ ((__pure__)) int
      fd() throw ();

      __attribute__ ((__pure__)) __c_file*
      file() throw ();

      ~__basic_file();

      streamsize
      xsputn(const char* __s, streamsize __n);

      streamsize
      xsputn_2(const char* __s1, streamsize __n1,
        const char* __s2, streamsize __n2);

      streamsize
      xsgetn(char* __s, streamsize __n);

      streamoff
      seekoff(streamoff __off, ios_base::seekdir __way) throw ();

      int
      sync();

      streamsize
      showmanyc();
    };


}
# 43 "/usr/include/c++/6.2.1/fstream" 2 3




namespace std __attribute__ ((__visibility__ ("default")))
{

# 71 "/usr/include/c++/6.2.1/fstream" 3
  template<typename _CharT, typename _Traits>
    class basic_filebuf : public basic_streambuf<_CharT, _Traits>
    {

      template<typename _Tp>
 using __chk_state = __and_<is_copy_assignable<_Tp>,
       is_copy_constructible<_Tp>,
       is_default_constructible<_Tp>>;

      static_assert(__chk_state<typename _Traits::state_type>::value,
      "state_type must be CopyAssignable, CopyConstructible"
      " and DefaultConstructible");

      static_assert(is_same<typename _Traits::pos_type,
       fpos<typename _Traits::state_type>>::value,
      "pos_type must be fpos<state_type>");

    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;

      typedef basic_streambuf<char_type, traits_type> __streambuf_type;
      typedef basic_filebuf<char_type, traits_type> __filebuf_type;
      typedef __basic_file<char> __file_type;
      typedef typename traits_type::state_type __state_type;
      typedef codecvt<char_type, char, __state_type> __codecvt_type;

      friend class ios_base;

    protected:


      __c_lock _M_lock;


      __file_type _M_file;


      ios_base::openmode _M_mode;


      __state_type _M_state_beg;




      __state_type _M_state_cur;



      __state_type _M_state_last;


      char_type* _M_buf;






      size_t _M_buf_size;


      bool _M_buf_allocated;
# 147 "/usr/include/c++/6.2.1/fstream" 3
      bool _M_reading;
      bool _M_writing;







      char_type _M_pback;
      char_type* _M_pback_cur_save;
      char_type* _M_pback_end_save;
      bool _M_pback_init;



      const __codecvt_type* _M_codecvt;






      char* _M_ext_buf;




      streamsize _M_ext_buf_size;






      const char* _M_ext_next;
      char* _M_ext_end;






      void
      _M_create_pback()
      {
 if (!_M_pback_init)
   {
     _M_pback_cur_save = this->gptr();
     _M_pback_end_save = this->egptr();
     this->setg(&_M_pback, &_M_pback, &_M_pback + 1);
     _M_pback_init = true;
   }
      }






      void
      _M_destroy_pback() throw()
      {
 if (_M_pback_init)
   {

     _M_pback_cur_save += this->gptr() != this->eback();
     this->setg(_M_buf, _M_pback_cur_save, _M_pback_end_save);
     _M_pback_init = false;
   }
      }

    public:







      basic_filebuf();


      basic_filebuf(const basic_filebuf&) = delete;
      basic_filebuf(basic_filebuf&&);





      virtual
      ~basic_filebuf()
      { this->close(); }


      basic_filebuf& operator=(const basic_filebuf&) = delete;
      basic_filebuf& operator=(basic_filebuf&&);
      void swap(basic_filebuf&);






      bool
      is_open() const throw()
      { return _M_file.is_open(); }
# 296 "/usr/include/c++/6.2.1/fstream" 3
      __filebuf_type*
      open(const char* __s, ios_base::openmode __mode);
# 306 "/usr/include/c++/6.2.1/fstream" 3
      __filebuf_type*
      open(const std::string& __s, ios_base::openmode __mode)
      { return open(__s.c_str(), __mode); }
# 323 "/usr/include/c++/6.2.1/fstream" 3
      __filebuf_type*
      close();

    protected:
      void
      _M_allocate_internal_buffer();

      void
      _M_destroy_internal_buffer() throw();


      virtual streamsize
      showmanyc();






      virtual int_type
      underflow();

      virtual int_type
      pbackfail(int_type __c = _Traits::eof());
# 355 "/usr/include/c++/6.2.1/fstream" 3
      virtual int_type
      overflow(int_type __c = _Traits::eof());



      bool
      _M_convert_to_external(char_type*, streamsize);
# 375 "/usr/include/c++/6.2.1/fstream" 3
      virtual __streambuf_type*
      setbuf(char_type* __s, streamsize __n);

      virtual pos_type
      seekoff(off_type __off, ios_base::seekdir __way,
       ios_base::openmode __mode = ios_base::in | ios_base::out);

      virtual pos_type
      seekpos(pos_type __pos,
       ios_base::openmode __mode = ios_base::in | ios_base::out);


      pos_type
      _M_seek(off_type __off, ios_base::seekdir __way, __state_type __state);

      int
      _M_get_ext_pos(__state_type &__state);

      virtual int
      sync();

      virtual void
      imbue(const locale& __loc);

      virtual streamsize
      xsgetn(char_type* __s, streamsize __n);

      virtual streamsize
      xsputn(const char_type* __s, streamsize __n);


      bool
      _M_terminate_output();
# 421 "/usr/include/c++/6.2.1/fstream" 3
      void
      _M_set_buffer(streamsize __off)
      {
 const bool __testin = _M_mode & ios_base::in;
 const bool __testout = (_M_mode & ios_base::out
    || _M_mode & ios_base::app);

 if (__testin && __off > 0)
   this->setg(_M_buf, _M_buf, _M_buf + __off);
 else
   this->setg(_M_buf, _M_buf, _M_buf);

 if (__testout && __off == 0 && _M_buf_size > 1 )
   this->setp(_M_buf, _M_buf + _M_buf_size - 1);
 else
   this->setp(0, 0);
      }
    };
# 454 "/usr/include/c++/6.2.1/fstream" 3
  template<typename _CharT, typename _Traits>
    class basic_ifstream : public basic_istream<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;


      typedef basic_filebuf<char_type, traits_type> __filebuf_type;
      typedef basic_istream<char_type, traits_type> __istream_type;

    private:
      __filebuf_type _M_filebuf;

    public:
# 481 "/usr/include/c++/6.2.1/fstream" 3
      basic_ifstream() : __istream_type(), _M_filebuf()
      { this->init(&_M_filebuf); }
# 494 "/usr/include/c++/6.2.1/fstream" 3
      explicit
      basic_ifstream(const char* __s, ios_base::openmode __mode = ios_base::in)
      : __istream_type(), _M_filebuf()
      {
 this->init(&_M_filebuf);
 this->open(__s, __mode);
      }
# 510 "/usr/include/c++/6.2.1/fstream" 3
      explicit
      basic_ifstream(const std::string& __s,
       ios_base::openmode __mode = ios_base::in)
      : __istream_type(), _M_filebuf()
      {
 this->init(&_M_filebuf);
 this->open(__s, __mode);
      }

      basic_ifstream(const basic_ifstream&) = delete;

      basic_ifstream(basic_ifstream&& __rhs)
      : __istream_type(std::move(__rhs)),
      _M_filebuf(std::move(__rhs._M_filebuf))
      { __istream_type::set_rdbuf(&_M_filebuf); }
# 533 "/usr/include/c++/6.2.1/fstream" 3
      ~basic_ifstream()
      { }




      basic_ifstream&
      operator=(const basic_ifstream&) = delete;

      basic_ifstream&
      operator=(basic_ifstream&& __rhs)
      {
 __istream_type::operator=(std::move(__rhs));
 _M_filebuf = std::move(__rhs._M_filebuf);
 return *this;
      }

      void
      swap(basic_ifstream& __rhs)
      {
 __istream_type::swap(__rhs);
 _M_filebuf.swap(__rhs._M_filebuf);
      }
# 565 "/usr/include/c++/6.2.1/fstream" 3
      __filebuf_type*
      rdbuf() const
      { return const_cast<__filebuf_type*>(&_M_filebuf); }





      bool
      is_open()
      { return _M_filebuf.is_open(); }



      bool
      is_open() const
      { return _M_filebuf.is_open(); }
# 594 "/usr/include/c++/6.2.1/fstream" 3
      void
      open(const char* __s, ios_base::openmode __mode = ios_base::in)
      {
 if (!_M_filebuf.open(__s, __mode | ios_base::in))
   this->setstate(ios_base::failbit);
 else


   this->clear();
      }
# 614 "/usr/include/c++/6.2.1/fstream" 3
      void
      open(const std::string& __s, ios_base::openmode __mode = ios_base::in)
      {
 if (!_M_filebuf.open(__s, __mode | ios_base::in))
   this->setstate(ios_base::failbit);
 else


   this->clear();
      }
# 632 "/usr/include/c++/6.2.1/fstream" 3
      void
      close()
      {
 if (!_M_filebuf.close())
   this->setstate(ios_base::failbit);
      }
    };
# 655 "/usr/include/c++/6.2.1/fstream" 3
  template<typename _CharT, typename _Traits>
    class basic_ofstream : public basic_ostream<_CharT,_Traits>
    {
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;


      typedef basic_filebuf<char_type, traits_type> __filebuf_type;
      typedef basic_ostream<char_type, traits_type> __ostream_type;

    private:
      __filebuf_type _M_filebuf;

    public:
# 682 "/usr/include/c++/6.2.1/fstream" 3
      basic_ofstream(): __ostream_type(), _M_filebuf()
      { this->init(&_M_filebuf); }
# 696 "/usr/include/c++/6.2.1/fstream" 3
      explicit
      basic_ofstream(const char* __s,
       ios_base::openmode __mode = ios_base::out|ios_base::trunc)
      : __ostream_type(), _M_filebuf()
      {
 this->init(&_M_filebuf);
 this->open(__s, __mode);
      }
# 714 "/usr/include/c++/6.2.1/fstream" 3
      explicit
      basic_ofstream(const std::string& __s,
       ios_base::openmode __mode = ios_base::out|ios_base::trunc)
      : __ostream_type(), _M_filebuf()
      {
 this->init(&_M_filebuf);
 this->open(__s, __mode);
      }

      basic_ofstream(const basic_ofstream&) = delete;

      basic_ofstream(basic_ofstream&& __rhs)
      : __ostream_type(std::move(__rhs)),
      _M_filebuf(std::move(__rhs._M_filebuf))
      { __ostream_type::set_rdbuf(&_M_filebuf); }
# 737 "/usr/include/c++/6.2.1/fstream" 3
      ~basic_ofstream()
      { }




      basic_ofstream&
      operator=(const basic_ofstream&) = delete;

      basic_ofstream&
      operator=(basic_ofstream&& __rhs)
      {
 __ostream_type::operator=(std::move(__rhs));
 _M_filebuf = std::move(__rhs._M_filebuf);
 return *this;
      }

      void
      swap(basic_ofstream& __rhs)
      {
 __ostream_type::swap(__rhs);
 _M_filebuf.swap(__rhs._M_filebuf);
      }
# 769 "/usr/include/c++/6.2.1/fstream" 3
      __filebuf_type*
      rdbuf() const
      { return const_cast<__filebuf_type*>(&_M_filebuf); }





      bool
      is_open()
      { return _M_filebuf.is_open(); }



      bool
      is_open() const
      { return _M_filebuf.is_open(); }
# 798 "/usr/include/c++/6.2.1/fstream" 3
      void
      open(const char* __s,
    ios_base::openmode __mode = ios_base::out | ios_base::trunc)
      {
 if (!_M_filebuf.open(__s, __mode | ios_base::out))
   this->setstate(ios_base::failbit);
 else


   this->clear();
      }
# 819 "/usr/include/c++/6.2.1/fstream" 3
      void
      open(const std::string& __s,
    ios_base::openmode __mode = ios_base::out | ios_base::trunc)
      {
 if (!_M_filebuf.open(__s, __mode | ios_base::out))
   this->setstate(ios_base::failbit);
 else


   this->clear();
      }
# 838 "/usr/include/c++/6.2.1/fstream" 3
      void
      close()
      {
 if (!_M_filebuf.close())
   this->setstate(ios_base::failbit);
      }
    };
# 861 "/usr/include/c++/6.2.1/fstream" 3
  template<typename _CharT, typename _Traits>
    class basic_fstream : public basic_iostream<_CharT, _Traits>
    {
    public:

      typedef _CharT char_type;
      typedef _Traits traits_type;
      typedef typename traits_type::int_type int_type;
      typedef typename traits_type::pos_type pos_type;
      typedef typename traits_type::off_type off_type;


      typedef basic_filebuf<char_type, traits_type> __filebuf_type;
      typedef basic_ios<char_type, traits_type> __ios_type;
      typedef basic_iostream<char_type, traits_type> __iostream_type;

    private:
      __filebuf_type _M_filebuf;

    public:
# 889 "/usr/include/c++/6.2.1/fstream" 3
      basic_fstream()
      : __iostream_type(), _M_filebuf()
      { this->init(&_M_filebuf); }
# 901 "/usr/include/c++/6.2.1/fstream" 3
      explicit
      basic_fstream(const char* __s,
      ios_base::openmode __mode = ios_base::in | ios_base::out)
      : __iostream_type(0), _M_filebuf()
      {
 this->init(&_M_filebuf);
 this->open(__s, __mode);
      }







      explicit
      basic_fstream(const std::string& __s,
      ios_base::openmode __mode = ios_base::in | ios_base::out)
      : __iostream_type(0), _M_filebuf()
      {
 this->init(&_M_filebuf);
 this->open(__s, __mode);
      }

      basic_fstream(const basic_fstream&) = delete;

      basic_fstream(basic_fstream&& __rhs)
      : __iostream_type(std::move(__rhs)),
      _M_filebuf(std::move(__rhs._M_filebuf))
      { __iostream_type::set_rdbuf(&_M_filebuf); }
# 939 "/usr/include/c++/6.2.1/fstream" 3
      ~basic_fstream()
      { }




      basic_fstream&
      operator=(const basic_fstream&) = delete;

      basic_fstream&
      operator=(basic_fstream&& __rhs)
      {
 __iostream_type::operator=(std::move(__rhs));
 _M_filebuf = std::move(__rhs._M_filebuf);
 return *this;
      }

      void
      swap(basic_fstream& __rhs)
      {
 __iostream_type::swap(__rhs);
 _M_filebuf.swap(__rhs._M_filebuf);
      }
# 971 "/usr/include/c++/6.2.1/fstream" 3
      __filebuf_type*
      rdbuf() const
      { return const_cast<__filebuf_type*>(&_M_filebuf); }





      bool
      is_open()
      { return _M_filebuf.is_open(); }



      bool
      is_open() const
      { return _M_filebuf.is_open(); }
# 1000 "/usr/include/c++/6.2.1/fstream" 3
      void
      open(const char* __s,
    ios_base::openmode __mode = ios_base::in | ios_base::out)
      {
 if (!_M_filebuf.open(__s, __mode))
   this->setstate(ios_base::failbit);
 else


   this->clear();
      }
# 1021 "/usr/include/c++/6.2.1/fstream" 3
      void
      open(const std::string& __s,
    ios_base::openmode __mode = ios_base::in | ios_base::out)
      {
 if (!_M_filebuf.open(__s, __mode))
   this->setstate(ios_base::failbit);
 else


   this->clear();
      }
# 1040 "/usr/include/c++/6.2.1/fstream" 3
      void
      close()
      {
 if (!_M_filebuf.close())
   this->setstate(ios_base::failbit);
      }
    };



  template <class _CharT, class _Traits>
    inline void
    swap(basic_filebuf<_CharT, _Traits>& __x,
  basic_filebuf<_CharT, _Traits>& __y)
    { __x.swap(__y); }


  template <class _CharT, class _Traits>
    inline void
    swap(basic_ifstream<_CharT, _Traits>& __x,
  basic_ifstream<_CharT, _Traits>& __y)
    { __x.swap(__y); }


  template <class _CharT, class _Traits>
    inline void
    swap(basic_ofstream<_CharT, _Traits>& __x,
  basic_ofstream<_CharT, _Traits>& __y)
    { __x.swap(__y); }


  template <class _CharT, class _Traits>
    inline void
    swap(basic_fstream<_CharT, _Traits>& __x,
  basic_fstream<_CharT, _Traits>& __y)
    { __x.swap(__y); }



}

# 1 "/usr/include/c++/6.2.1/bits/fstream.tcc" 1 3
# 37 "/usr/include/c++/6.2.1/bits/fstream.tcc" 3
       
# 38 "/usr/include/c++/6.2.1/bits/fstream.tcc" 3




namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _CharT, typename _Traits>
    void
    basic_filebuf<_CharT, _Traits>::
    _M_allocate_internal_buffer()
    {


      if (!_M_buf_allocated && !_M_buf)
 {
   _M_buf = new char_type[_M_buf_size];
   _M_buf_allocated = true;
 }
    }

  template<typename _CharT, typename _Traits>
    void
    basic_filebuf<_CharT, _Traits>::
    _M_destroy_internal_buffer() throw()
    {
      if (_M_buf_allocated)
 {
   delete [] _M_buf;
   _M_buf = 0;
   _M_buf_allocated = false;
 }
      delete [] _M_ext_buf;
      _M_ext_buf = 0;
      _M_ext_buf_size = 0;
      _M_ext_next = 0;
      _M_ext_end = 0;
    }

  template<typename _CharT, typename _Traits>
    basic_filebuf<_CharT, _Traits>::
    basic_filebuf() : __streambuf_type(), _M_lock(), _M_file(&_M_lock),
    _M_mode(ios_base::openmode(0)), _M_state_beg(), _M_state_cur(),
    _M_state_last(), _M_buf(0), _M_buf_size(8192),
    _M_buf_allocated(false), _M_reading(false), _M_writing(false), _M_pback(),
    _M_pback_cur_save(0), _M_pback_end_save(0), _M_pback_init(false),
    _M_codecvt(0), _M_ext_buf(0), _M_ext_buf_size(0), _M_ext_next(0),
    _M_ext_end(0)
    {
      if (has_facet<__codecvt_type>(this->_M_buf_locale))
 _M_codecvt = &use_facet<__codecvt_type>(this->_M_buf_locale);
    }


  template<typename _CharT, typename _Traits>
    basic_filebuf<_CharT, _Traits>::
    basic_filebuf(basic_filebuf&& __rhs)
    : __streambuf_type(__rhs),
    _M_lock(), _M_file(std::move(__rhs._M_file), &_M_lock),
    _M_mode(std::__exchange(__rhs._M_mode, ios_base::openmode(0))),
    _M_state_beg(std::move(__rhs._M_state_beg)),
    _M_state_cur(std::move(__rhs._M_state_cur)),
    _M_state_last(std::move(__rhs._M_state_last)),
    _M_buf(std::__exchange(__rhs._M_buf, nullptr)),
    _M_buf_size(std::__exchange(__rhs._M_buf_size, 1)),
    _M_buf_allocated(std::__exchange(__rhs._M_buf_allocated, false)),
    _M_reading(std::__exchange(__rhs._M_reading, false)),
    _M_writing(std::__exchange(__rhs._M_writing, false)),
    _M_pback(__rhs._M_pback),
    _M_pback_cur_save(std::__exchange(__rhs._M_pback_cur_save, nullptr)),
    _M_pback_end_save(std::__exchange(__rhs._M_pback_end_save, nullptr)),
    _M_pback_init(std::__exchange(__rhs._M_pback_init, false)),
    _M_codecvt(__rhs._M_codecvt),
    _M_ext_buf(std::__exchange(__rhs._M_ext_buf, nullptr)),
    _M_ext_buf_size(std::__exchange(__rhs._M_ext_buf_size, 0)),
    _M_ext_next(std::__exchange(__rhs._M_ext_next, nullptr)),
    _M_ext_end(std::__exchange(__rhs._M_ext_end, nullptr))
    {
      __rhs._M_set_buffer(-1);
      __rhs._M_state_last = __rhs._M_state_cur = __rhs._M_state_beg;
    }

  template<typename _CharT, typename _Traits>
    basic_filebuf<_CharT, _Traits>&
    basic_filebuf<_CharT, _Traits>::
    operator=(basic_filebuf&& __rhs)
    {
      this->close();
      __streambuf_type::operator=(__rhs);
      _M_file.swap(__rhs._M_file);
      _M_mode = std::__exchange(__rhs._M_mode, ios_base::openmode(0));
      _M_state_beg = std::move(__rhs._M_state_beg);
      _M_state_cur = std::move(__rhs._M_state_cur);
      _M_state_last = std::move(__rhs._M_state_last);
      _M_buf = std::__exchange(__rhs._M_buf, nullptr);
      _M_buf_size = std::__exchange(__rhs._M_buf_size, 1);
      _M_buf_allocated = std::__exchange(__rhs._M_buf_allocated, false);
      _M_ext_buf = std::__exchange(__rhs._M_ext_buf, nullptr);
      _M_ext_buf_size = std::__exchange(__rhs._M_ext_buf_size, 0);
      _M_ext_next = std::__exchange(__rhs._M_ext_next, nullptr);
      _M_ext_end = std::__exchange(__rhs._M_ext_end, nullptr);
      _M_reading = std::__exchange(__rhs._M_reading, false);
      _M_writing = std::__exchange(__rhs._M_writing, false);
      _M_pback_cur_save = std::__exchange(__rhs._M_pback_cur_save, nullptr);
      _M_pback_end_save = std::__exchange(__rhs._M_pback_end_save, nullptr);
      _M_pback_init = std::__exchange(__rhs._M_pback_init, false);
      __rhs._M_set_buffer(-1);
      __rhs._M_state_last = __rhs._M_state_cur = __rhs._M_state_beg;
      return *this;
    }

  template<typename _CharT, typename _Traits>
    void
    basic_filebuf<_CharT, _Traits>::
    swap(basic_filebuf& __rhs)
    {
      __streambuf_type::swap(__rhs);
      _M_file.swap(__rhs._M_file);
      std::swap(_M_mode, __rhs._M_mode);
      std::swap(_M_state_beg, __rhs._M_state_beg);
      std::swap(_M_state_cur, __rhs._M_state_cur);
      std::swap(_M_state_last, __rhs._M_state_last);
      std::swap(_M_buf, __rhs._M_buf);
      std::swap(_M_buf_size, __rhs._M_buf_size);
      std::swap(_M_buf_allocated, __rhs._M_buf_allocated);
      std::swap(_M_ext_buf, __rhs._M_ext_buf);
      std::swap(_M_ext_buf_size, __rhs._M_ext_buf_size);
      std::swap(_M_ext_next, __rhs._M_ext_next);
      std::swap(_M_ext_end, __rhs._M_ext_end);
      std::swap(_M_reading, __rhs._M_reading);
      std::swap(_M_writing, __rhs._M_writing);
      std::swap(_M_pback_cur_save, __rhs._M_pback_cur_save);
      std::swap(_M_pback_end_save, __rhs._M_pback_end_save);
      std::swap(_M_pback_init, __rhs._M_pback_init);
    }


  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::__filebuf_type*
    basic_filebuf<_CharT, _Traits>::
    open(const char* __s, ios_base::openmode __mode)
    {
      __filebuf_type *__ret = 0;
      if (!this->is_open())
 {
   _M_file.open(__s, __mode);
   if (this->is_open())
     {
       _M_allocate_internal_buffer();
       _M_mode = __mode;


       _M_reading = false;
       _M_writing = false;
       _M_set_buffer(-1);


       _M_state_last = _M_state_cur = _M_state_beg;


       if ((__mode & ios_base::ate)
    && this->seekoff(0, ios_base::end, __mode)
    == pos_type(off_type(-1)))
  this->close();
       else
  __ret = this;
     }
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::__filebuf_type*
    basic_filebuf<_CharT, _Traits>::
    close()
    {
      if (!this->is_open())
 return 0;

      bool __testfail = false;
      {

 struct __close_sentry
 {
   basic_filebuf *__fb;
   __close_sentry (basic_filebuf *__fbi): __fb(__fbi) { }
   ~__close_sentry ()
   {
     __fb->_M_mode = ios_base::openmode(0);
     __fb->_M_pback_init = false;
     __fb->_M_destroy_internal_buffer();
     __fb->_M_reading = false;
     __fb->_M_writing = false;
     __fb->_M_set_buffer(-1);
     __fb->_M_state_last = __fb->_M_state_cur = __fb->_M_state_beg;
   }
 } __cs (this);

 try
   {
     if (!_M_terminate_output())
       __testfail = true;
   }
 catch(__cxxabiv1::__forced_unwind&)
   {
     _M_file.close();
     throw;
   }
 catch(...)
   { __testfail = true; }
      }

      if (!_M_file.close())
 __testfail = true;

      if (__testfail)
 return 0;
      else
 return this;
    }

  template<typename _CharT, typename _Traits>
    streamsize
    basic_filebuf<_CharT, _Traits>::
    showmanyc()
    {
      streamsize __ret = -1;
      const bool __testin = _M_mode & ios_base::in;
      if (__testin && this->is_open())
 {


   __ret = this->egptr() - this->gptr();







   if (__check_facet(_M_codecvt).encoding() >= 0)

     __ret += _M_file.showmanyc() / _M_codecvt->max_length();
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::int_type
    basic_filebuf<_CharT, _Traits>::
    underflow()
    {
      int_type __ret = traits_type::eof();
      const bool __testin = _M_mode & ios_base::in;
      if (__testin)
 {
   if (_M_writing)
     {
       if (overflow() == traits_type::eof())
  return __ret;
       _M_set_buffer(-1);
       _M_writing = false;
     }



   _M_destroy_pback();

   if (this->gptr() < this->egptr())
     return traits_type::to_int_type(*this->gptr());


   const size_t __buflen = _M_buf_size > 1 ? _M_buf_size - 1 : 1;


   bool __got_eof = false;

   streamsize __ilen = 0;
   codecvt_base::result __r = codecvt_base::ok;
   if (__check_facet(_M_codecvt).always_noconv())
     {
       __ilen = _M_file.xsgetn(reinterpret_cast<char*>(this->eback()),
          __buflen);
       if (__ilen == 0)
  __got_eof = true;
     }
   else
     {


       const int __enc = _M_codecvt->encoding();
       streamsize __blen;
       streamsize __rlen;
       if (__enc > 0)
  __blen = __rlen = __buflen * __enc;
       else
  {
    __blen = __buflen + _M_codecvt->max_length() - 1;
    __rlen = __buflen;
  }
       const streamsize __remainder = _M_ext_end - _M_ext_next;
       __rlen = __rlen > __remainder ? __rlen - __remainder : 0;



       if (_M_reading && this->egptr() == this->eback() && __remainder)
  __rlen = 0;



       if (_M_ext_buf_size < __blen)
  {
    char* __buf = new char[__blen];
    if (__remainder)
      __builtin_memcpy(__buf, _M_ext_next, __remainder);

    delete [] _M_ext_buf;
    _M_ext_buf = __buf;
    _M_ext_buf_size = __blen;
  }
       else if (__remainder)
  __builtin_memmove(_M_ext_buf, _M_ext_next, __remainder);

       _M_ext_next = _M_ext_buf;
       _M_ext_end = _M_ext_buf + __remainder;
       _M_state_last = _M_state_cur;

       do
  {
    if (__rlen > 0)
      {



        if (_M_ext_end - _M_ext_buf + __rlen > _M_ext_buf_size)
   {
     __throw_ios_failure(("basic_filebuf::underflow " "codecvt::max_length() " "is not valid")

                          );
   }
        streamsize __elen = _M_file.xsgetn(_M_ext_end, __rlen);
        if (__elen == 0)
   __got_eof = true;
        else if (__elen == -1)
   break;
        _M_ext_end += __elen;
      }

    char_type* __iend = this->eback();
    if (_M_ext_next < _M_ext_end)
      __r = _M_codecvt->in(_M_state_cur, _M_ext_next,
      _M_ext_end, _M_ext_next,
      this->eback(),
      this->eback() + __buflen, __iend);
    if (__r == codecvt_base::noconv)
      {
        size_t __avail = _M_ext_end - _M_ext_buf;
        __ilen = std::min(__avail, __buflen);
        traits_type::copy(this->eback(),
     reinterpret_cast<char_type*>
     (_M_ext_buf), __ilen);
        _M_ext_next = _M_ext_buf + __ilen;
      }
    else
      __ilen = __iend - this->eback();




    if (__r == codecvt_base::error)
      break;

    __rlen = 1;
  }
       while (__ilen == 0 && !__got_eof);
     }

   if (__ilen > 0)
     {
       _M_set_buffer(__ilen);
       _M_reading = true;
       __ret = traits_type::to_int_type(*this->gptr());
     }
   else if (__got_eof)
     {



       _M_set_buffer(-1);
       _M_reading = false;


       if (__r == codecvt_base::partial)
  __throw_ios_failure(("basic_filebuf::underflow " "incomplete character in file")
                                       );
     }
   else if (__r == codecvt_base::error)
     __throw_ios_failure(("basic_filebuf::underflow " "invalid byte sequence in file")
                                    );
   else
     __throw_ios_failure(("basic_filebuf::underflow " "error reading the file")
                             );
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::int_type
    basic_filebuf<_CharT, _Traits>::
    pbackfail(int_type __i)
    {
      int_type __ret = traits_type::eof();
      const bool __testin = _M_mode & ios_base::in;
      if (__testin)
 {
   if (_M_writing)
     {
       if (overflow() == traits_type::eof())
  return __ret;
       _M_set_buffer(-1);
       _M_writing = false;
     }


   const bool __testpb = _M_pback_init;
   const bool __testeof = traits_type::eq_int_type(__i, __ret);
   int_type __tmp;
   if (this->eback() < this->gptr())
     {
       this->gbump(-1);
       __tmp = traits_type::to_int_type(*this->gptr());
     }
   else if (this->seekoff(-1, ios_base::cur) != pos_type(off_type(-1)))
     {
       __tmp = this->underflow();
       if (traits_type::eq_int_type(__tmp, __ret))
  return __ret;
     }
   else
     {





       return __ret;
     }



   if (!__testeof && traits_type::eq_int_type(__i, __tmp))
     __ret = __i;
   else if (__testeof)
     __ret = traits_type::not_eof(__i);
   else if (!__testpb)
     {
       _M_create_pback();
       _M_reading = true;
       *this->gptr() = traits_type::to_char_type(__i);
       __ret = __i;
     }
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::int_type
    basic_filebuf<_CharT, _Traits>::
    overflow(int_type __c)
    {
      int_type __ret = traits_type::eof();
      const bool __testeof = traits_type::eq_int_type(__c, __ret);
      const bool __testout = (_M_mode & ios_base::out
         || _M_mode & ios_base::app);
      if (__testout)
 {
          if (_M_reading)
            {
              _M_destroy_pback();
              const int __gptr_off = _M_get_ext_pos(_M_state_last);
              if (_M_seek(__gptr_off, ios_base::cur, _M_state_last)
                  == pos_type(off_type(-1)))
                return __ret;
            }
   if (this->pbase() < this->pptr())
     {

       if (!__testeof)
  {
    *this->pptr() = traits_type::to_char_type(__c);
    this->pbump(1);
  }



       if (_M_convert_to_external(this->pbase(),
      this->pptr() - this->pbase()))
  {
    _M_set_buffer(0);
    __ret = traits_type::not_eof(__c);
  }
     }
   else if (_M_buf_size > 1)
     {



       _M_set_buffer(0);
       _M_writing = true;
       if (!__testeof)
  {
    *this->pptr() = traits_type::to_char_type(__c);
    this->pbump(1);
  }
       __ret = traits_type::not_eof(__c);
     }
   else
     {

       char_type __conv = traits_type::to_char_type(__c);
       if (__testeof || _M_convert_to_external(&__conv, 1))
  {
    _M_writing = true;
    __ret = traits_type::not_eof(__c);
  }
     }
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    bool
    basic_filebuf<_CharT, _Traits>::
    _M_convert_to_external(_CharT* __ibuf, streamsize __ilen)
    {

      streamsize __elen;
      streamsize __plen;
      if (__check_facet(_M_codecvt).always_noconv())
 {
   __elen = _M_file.xsputn(reinterpret_cast<char*>(__ibuf), __ilen);
   __plen = __ilen;
 }
      else
 {


   streamsize __blen = __ilen * _M_codecvt->max_length();
   char* __buf = static_cast<char*>(__builtin_alloca(__blen));

   char* __bend;
   const char_type* __iend;
   codecvt_base::result __r;
   __r = _M_codecvt->out(_M_state_cur, __ibuf, __ibuf + __ilen,
    __iend, __buf, __buf + __blen, __bend);

   if (__r == codecvt_base::ok || __r == codecvt_base::partial)
     __blen = __bend - __buf;
   else if (__r == codecvt_base::noconv)
     {

       __buf = reinterpret_cast<char*>(__ibuf);
       __blen = __ilen;
     }
   else
     __throw_ios_failure(("basic_filebuf::_M_convert_to_external " "conversion error")
                           );

   __elen = _M_file.xsputn(__buf, __blen);
   __plen = __blen;


   if (__r == codecvt_base::partial && __elen == __plen)
     {
       const char_type* __iresume = __iend;
       streamsize __rlen = this->pptr() - __iend;
       __r = _M_codecvt->out(_M_state_cur, __iresume,
        __iresume + __rlen, __iend, __buf,
        __buf + __blen, __bend);
       if (__r != codecvt_base::error)
  {
    __rlen = __bend - __buf;
    __elen = _M_file.xsputn(__buf, __rlen);
    __plen = __rlen;
  }
       else
  __throw_ios_failure(("basic_filebuf::_M_convert_to_external " "conversion error")
                        );
     }
 }
      return __elen == __plen;
    }

  template<typename _CharT, typename _Traits>
    streamsize
    basic_filebuf<_CharT, _Traits>::
    xsgetn(_CharT* __s, streamsize __n)
    {

      streamsize __ret = 0;
      if (_M_pback_init)
 {
   if (__n > 0 && this->gptr() == this->eback())
     {
       *__s++ = *this->gptr();
       this->gbump(1);
       __ret = 1;
       --__n;
     }
   _M_destroy_pback();
 }
      else if (_M_writing)
 {
    if (overflow() == traits_type::eof())
      return __ret;
    _M_set_buffer(-1);
    _M_writing = false;
  }




      const bool __testin = _M_mode & ios_base::in;
      const streamsize __buflen = _M_buf_size > 1 ? _M_buf_size - 1 : 1;

      if (__n > __buflen && __check_facet(_M_codecvt).always_noconv()
     && __testin)
   {

     const streamsize __avail = this->egptr() - this->gptr();
     if (__avail != 0)
       {
        traits_type::copy(__s, this->gptr(), __avail);
         __s += __avail;
        this->setg(this->eback(), this->gptr() + __avail,
     this->egptr());
        __ret += __avail;
        __n -= __avail;
       }



     streamsize __len;
     for (;;)
       {
         __len = _M_file.xsgetn(reinterpret_cast<char*>(__s),
           __n);
         if (__len == -1)
    __throw_ios_failure(("basic_filebuf::xsgetn " "error reading the file")
                                );
         if (__len == 0)
    break;

         __n -= __len;
         __ret += __len;
         if (__n == 0)
    break;

         __s += __len;
       }

     if (__n == 0)
       {
         _M_set_buffer(0);
         _M_reading = true;
       }
     else if (__len == 0)
       {



         _M_set_buffer(-1);
         _M_reading = false;
       }
   }
      else
   __ret += __streambuf_type::xsgetn(__s, __n);

      return __ret;
    }

  template<typename _CharT, typename _Traits>
    streamsize
    basic_filebuf<_CharT, _Traits>::
    xsputn(const _CharT* __s, streamsize __n)
    {
      streamsize __ret = 0;



      const bool __testout = (_M_mode & ios_base::out
         || _M_mode & ios_base::app);
      if (__check_facet(_M_codecvt).always_noconv()
     && __testout && !_M_reading)
 {

   const streamsize __chunk = 1ul << 10;
   streamsize __bufavail = this->epptr() - this->pptr();


   if (!_M_writing && _M_buf_size > 1)
     __bufavail = _M_buf_size - 1;

   const streamsize __limit = std::min(__chunk, __bufavail);
   if (__n >= __limit)
     {
       const streamsize __buffill = this->pptr() - this->pbase();
       const char* __buf = reinterpret_cast<const char*>(this->pbase());
       __ret = _M_file.xsputn_2(__buf, __buffill,
           reinterpret_cast<const char*>(__s),
           __n);
       if (__ret == __buffill + __n)
  {
    _M_set_buffer(0);
    _M_writing = true;
  }
       if (__ret > __buffill)
  __ret -= __buffill;
       else
  __ret = 0;
     }
   else
     __ret = __streambuf_type::xsputn(__s, __n);
 }
       else
  __ret = __streambuf_type::xsputn(__s, __n);
       return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::__streambuf_type*
    basic_filebuf<_CharT, _Traits>::
    setbuf(char_type* __s, streamsize __n)
    {
      if (!this->is_open())
 {
   if (__s == 0 && __n == 0)
     _M_buf_size = 1;
   else if (__s && __n > 0)
     {
# 787 "/usr/include/c++/6.2.1/bits/fstream.tcc" 3
       _M_buf = __s;
       _M_buf_size = __n;
     }
 }
      return this;
    }




  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::pos_type
    basic_filebuf<_CharT, _Traits>::
    seekoff(off_type __off, ios_base::seekdir __way, ios_base::openmode)
    {
      int __width = 0;
      if (_M_codecvt)
 __width = _M_codecvt->encoding();
      if (__width < 0)
 __width = 0;

      pos_type __ret = pos_type(off_type(-1));
      const bool __testfail = __off != 0 && __width <= 0;
      if (this->is_open() && !__testfail)
 {




   bool __no_movement = __way == ios_base::cur && __off == 0
     && (!_M_writing || _M_codecvt->always_noconv());


   if (!__no_movement)
     _M_destroy_pback();






   __state_type __state = _M_state_beg;
   off_type __computed_off = __off * __width;
   if (_M_reading && __way == ios_base::cur)
     {
       __state = _M_state_last;
       __computed_off += _M_get_ext_pos(__state);
     }
   if (!__no_movement)
     __ret = _M_seek(__computed_off, __way, __state);
   else
     {
       if (_M_writing)
  __computed_off = this->pptr() - this->pbase();

        off_type __file_off = _M_file.seekoff(0, ios_base::cur);
        if (__file_off != off_type(-1))
  {
    __ret = __file_off + __computed_off;
    __ret.state(__state);
  }
     }
 }
      return __ret;
    }





  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::pos_type
    basic_filebuf<_CharT, _Traits>::
    seekpos(pos_type __pos, ios_base::openmode)
    {
      pos_type __ret = pos_type(off_type(-1));
      if (this->is_open())
 {

   _M_destroy_pback();
   __ret = _M_seek(off_type(__pos), ios_base::beg, __pos.state());
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    typename basic_filebuf<_CharT, _Traits>::pos_type
    basic_filebuf<_CharT, _Traits>::
    _M_seek(off_type __off, ios_base::seekdir __way, __state_type __state)
    {
      pos_type __ret = pos_type(off_type(-1));
      if (_M_terminate_output())
 {
   off_type __file_off = _M_file.seekoff(__off, __way);
   if (__file_off != off_type(-1))
     {
       _M_reading = false;
       _M_writing = false;
       _M_ext_next = _M_ext_end = _M_ext_buf;
       _M_set_buffer(-1);
       _M_state_cur = __state;
       __ret = __file_off;
       __ret.state(_M_state_cur);
     }
 }
      return __ret;
    }




  template<typename _CharT, typename _Traits>
    int basic_filebuf<_CharT, _Traits>::
    _M_get_ext_pos(__state_type& __state)
    {
      if (_M_codecvt->always_noconv())
        return this->gptr() - this->egptr();
      else
        {



          const int __gptr_off =
            _M_codecvt->length(__state, _M_ext_buf, _M_ext_next,
                               this->gptr() - this->eback());
          return _M_ext_buf + __gptr_off - _M_ext_end;
        }
    }

  template<typename _CharT, typename _Traits>
    bool
    basic_filebuf<_CharT, _Traits>::
    _M_terminate_output()
    {

      bool __testvalid = true;
      if (this->pbase() < this->pptr())
 {
   const int_type __tmp = this->overflow();
   if (traits_type::eq_int_type(__tmp, traits_type::eof()))
     __testvalid = false;
 }


      if (_M_writing && !__check_facet(_M_codecvt).always_noconv()
   && __testvalid)
 {



   const size_t __blen = 128;
   char __buf[__blen];
   codecvt_base::result __r;
   streamsize __ilen = 0;

   do
     {
       char* __next;
       __r = _M_codecvt->unshift(_M_state_cur, __buf,
     __buf + __blen, __next);
       if (__r == codecvt_base::error)
  __testvalid = false;
       else if (__r == codecvt_base::ok ||
         __r == codecvt_base::partial)
  {
    __ilen = __next - __buf;
    if (__ilen > 0)
      {
        const streamsize __elen = _M_file.xsputn(__buf, __ilen);
        if (__elen != __ilen)
   __testvalid = false;
      }
  }
     }
   while (__r == codecvt_base::partial && __ilen > 0 && __testvalid);

   if (__testvalid)
     {




       const int_type __tmp = this->overflow();
       if (traits_type::eq_int_type(__tmp, traits_type::eof()))
  __testvalid = false;
     }
 }
      return __testvalid;
    }

  template<typename _CharT, typename _Traits>
    int
    basic_filebuf<_CharT, _Traits>::
    sync()
    {


      int __ret = 0;
      if (this->pbase() < this->pptr())
 {
   const int_type __tmp = this->overflow();
   if (traits_type::eq_int_type(__tmp, traits_type::eof()))
     __ret = -1;
 }
      return __ret;
    }

  template<typename _CharT, typename _Traits>
    void
    basic_filebuf<_CharT, _Traits>::
    imbue(const locale& __loc)
    {
      bool __testvalid = true;

      const __codecvt_type* _M_codecvt_tmp = 0;
      if (__builtin_expect(has_facet<__codecvt_type>(__loc), true))
 _M_codecvt_tmp = &use_facet<__codecvt_type>(__loc);

      if (this->is_open())
 {

   if ((_M_reading || _M_writing)
       && __check_facet(_M_codecvt).encoding() == -1)
     __testvalid = false;
   else
     {
       if (_M_reading)
  {
    if (__check_facet(_M_codecvt).always_noconv())
      {
        if (_M_codecvt_tmp
     && !__check_facet(_M_codecvt_tmp).always_noconv())
   __testvalid = this->seekoff(0, ios_base::cur, _M_mode)
                 != pos_type(off_type(-1));
      }
    else
      {

        _M_ext_next = _M_ext_buf
   + _M_codecvt->length(_M_state_last, _M_ext_buf,
          _M_ext_next,
          this->gptr() - this->eback());
        const streamsize __remainder = _M_ext_end - _M_ext_next;
        if (__remainder)
   __builtin_memmove(_M_ext_buf, _M_ext_next, __remainder);

        _M_ext_next = _M_ext_buf;
        _M_ext_end = _M_ext_buf + __remainder;
        _M_set_buffer(-1);
        _M_state_last = _M_state_cur = _M_state_beg;
      }
  }
       else if (_M_writing && (__testvalid = _M_terminate_output()))
  _M_set_buffer(-1);
     }
 }

      if (__testvalid)
 _M_codecvt = _M_codecvt_tmp;
      else
 _M_codecvt = 0;
    }




  extern template class basic_filebuf<char>;
  extern template class basic_ifstream<char>;
  extern template class basic_ofstream<char>;
  extern template class basic_fstream<char>;


  extern template class basic_filebuf<wchar_t>;
  extern template class basic_ifstream<wchar_t>;
  extern template class basic_ofstream<wchar_t>;
  extern template class basic_fstream<wchar_t>;




}
# 1082 "/usr/include/c++/6.2.1/fstream" 2 3
# 285 "../../include/cppunit/portability/Stream.h" 2

    
# 286 "../../include/cppunit/portability/Stream.h"
   namespace CppUnit {
    typedef std::ostringstream OStringStream;
    typedef std::ofstream OFileStream;
    }
# 326 "../../include/cppunit/portability/Stream.h"
# 1 "/usr/include/c++/6.2.1/iostream" 1 3
# 36 "/usr/include/c++/6.2.1/iostream" 3
       
# 37 "/usr/include/c++/6.2.1/iostream" 3






# 42 "/usr/include/c++/6.2.1/iostream" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 60 "/usr/include/c++/6.2.1/iostream" 3
  extern istream cin;
  extern ostream cout;
  extern ostream cerr;
  extern ostream clog;


  extern wistream wcin;
  extern wostream wcout;
  extern wostream wcerr;
  extern wostream wclog;




  static ios_base::Init __ioinit;


}
# 327 "../../include/cppunit/portability/Stream.h" 2

    
# 328 "../../include/cppunit/portability/Stream.h"
   namespace CppUnit {

    typedef std::ostream OStream;

    inline OStream &stdCOut()
    {
        return std::cout;
    }

    inline OStream &stdCErr()
    {
       return std::cerr;
    }

    }
# 8 "../../include/cppunit/TestAssert.h" 2


# 1 "/usr/lib/gcc/x86_64-redhat-linux/6.2.1/include/float.h" 1 3 4
# 11 "../../include/cppunit/TestAssert.h" 2
# 20 "../../include/cppunit/TestAssert.h"
namespace CppUnit {

namespace impl {




template<typename T>
typename std::enable_if<!std::is_enum<T>::value, std::string>::type toStringImpl(const T& x)
{
    OStringStream ost;
    ost << x;

    return ost.str();
}

template<typename T>
typename std::enable_if<std::is_enum<T>::value, std::string>::type toStringImpl(const T& x)
{
    OStringStream ost;
    ost << static_cast<typename std::underlying_type<T>::type>(x);

    return ost.str();
}


}
# 81 "../../include/cppunit/TestAssert.h"
template <class T>
struct assertion_traits
{
    static bool equal( const T& x, const T& y )
    {
        return x == y;
    }

    static bool less( const T& x, const T& y )
    {
        return x < y;
    }

    static bool lessEqual( const T& x, const T& y )
    {
        return x <= y;
    }

    static std::string toString( const T& x )
    {
        return impl::toStringImpl(x);
    }
};
# 113 "../../include/cppunit/TestAssert.h"
template <>
struct assertion_traits<double>
{
    static bool equal( double x, double y )
    {
        return x == y;
    }

    static bool less( double x, double y )
    {
        return x < y;
    }

    static bool lessEqual( double x, double y )
    {
        return x <= y;
    }

    static std::string toString( double x )
    {

       const int precision = 15;



       char buffer[128];



       sprintf(buffer, "%.*g", precision, x);

       return buffer;
    }
};






template <class T>
void assertEquals( const T& expected,
                   const T& actual,
                   SourceLine sourceLine,
                   const std::string &message )
{
  if ( !assertion_traits<T>::equal(expected,actual) )
  {
    Asserter::failNotEqual( assertion_traits<T>::toString(expected),
                            assertion_traits<T>::toString(actual),
                            sourceLine,
                            message );
  }
}







void assertDoubleEquals( double expected,
                                     double actual,
                                     double delta,
                                     SourceLine sourceLine,
                                     const std::string &message );






template <class T>
void assertLess( const T& expected,
                 const T& actual,
                 SourceLine sourceLine,
                 const std::string& message )
{
    if ( !assertion_traits<T>::less(actual,expected) )
    {
        Asserter::failNotLess( assertion_traits<T>::toString(expected),
                               assertion_traits<T>::toString(actual),
                               sourceLine,
                               message );
    }
}






template <class T>
void assertGreater( const T& expected,
                 const T& actual,
                 SourceLine sourceLine,
                 const std::string& message )
{
    if ( !assertion_traits<T>::less(expected,actual) )
    {
        Asserter::failNotGreater( assertion_traits<T>::toString(expected),
                               assertion_traits<T>::toString(actual),
                               sourceLine,
                               message );
    }
}





template <class T>
void assertLessEqual( const T& expected,
                      const T& actual,
                      SourceLine sourceLine,
                      const std::string& message )
{
    if ( !assertion_traits<T>::lessEqual(actual,expected) )
    {
        Asserter::failNotLessEqual( assertion_traits<T>::toString(expected),
                               assertion_traits<T>::toString(actual),
                               sourceLine,
                               message );
    }
}





template <class T>
void assertGreaterEqual( const T& expected,
                      const T& actual,
                      SourceLine sourceLine,
                      const std::string& message )
{
    if ( !assertion_traits<T>::lessEqual(expected,actual) )
    {
        Asserter::failNotGreaterEqual( assertion_traits<T>::toString(expected),
                               assertion_traits<T>::toString(actual),
                               sourceLine,
                               message );
    }
}
# 665 "../../include/cppunit/TestAssert.h"
}
# 7 "../../include/cppunit/TestCase.h" 2
# 1 "../../include/cppunit/TestFixture.h" 1





namespace CppUnit {
# 83 "../../include/cppunit/TestFixture.h"
class TestFixture
{
public:
  virtual ~TestFixture() {};


  virtual void setUp() {};


  virtual void tearDown() {};
};


}
# 8 "../../include/cppunit/TestCase.h" 2



namespace CppUnit {


class TestResult;
# 27 "../../include/cppunit/TestCase.h"
class TestCase : public TestLeaf,
                             public TestFixture
{
public:

    TestCase( const std::string &name );

    TestCase();

    ~TestCase();

    virtual void run(TestResult *result);

    std::string getName() const;


    virtual void runTest();

private:
    TestCase( const TestCase &other );
    TestCase &operator=( const TestCase &other );

private:
    const std::string m_name;
};

}
# 6 "../../include/cppunit/TestCaller.h" 2

# 1 "/usr/include/c++/6.2.1/functional" 1 3
# 46 "/usr/include/c++/6.2.1/functional" 3
       
# 47 "/usr/include/c++/6.2.1/functional" 3






# 1 "/usr/include/c++/6.2.1/typeinfo" 1 3
# 32 "/usr/include/c++/6.2.1/typeinfo" 3
       
# 33 "/usr/include/c++/6.2.1/typeinfo" 3






#pragma GCC visibility push(default)


# 41 "/usr/include/c++/6.2.1/typeinfo" 3
extern "C++" {

namespace __cxxabiv1
{
  class __class_type_info;
}
# 80 "/usr/include/c++/6.2.1/typeinfo" 3
namespace std
{






  class type_info
  {
  public:




    virtual ~type_info();



    const char* name() const noexcept
    { return __name[0] == '*' ? __name + 1 : __name; }
# 115 "/usr/include/c++/6.2.1/typeinfo" 3
    bool before(const type_info& __arg) const noexcept
    { return (__name[0] == '*' && __arg.__name[0] == '*')
 ? __name < __arg.__name
 : __builtin_strcmp (__name, __arg.__name) < 0; }

    bool operator==(const type_info& __arg) const noexcept
    {
      return ((__name == __arg.__name)
       || (__name[0] != '*' &&
    __builtin_strcmp (__name, __arg.__name) == 0));
    }
# 136 "/usr/include/c++/6.2.1/typeinfo" 3
    bool operator!=(const type_info& __arg) const noexcept
    { return !operator==(__arg); }


    size_t hash_code() const noexcept
    {

      return _Hash_bytes(name(), __builtin_strlen(name()),
    static_cast<size_t>(0xc70f6907UL));



    }



    virtual bool __is_pointer_p() const;


    virtual bool __is_function_p() const;







    virtual bool __do_catch(const type_info *__thr_type, void **__thr_obj,
       unsigned __outer) const;


    virtual bool __do_upcast(const __cxxabiv1::__class_type_info *__target,
        void **__obj_ptr) const;

  protected:
    const char *__name;

    explicit type_info(const char *__n): __name(__n) { }

  private:

    type_info& operator=(const type_info&);
    type_info(const type_info&);
  };







  class bad_cast : public exception
  {
  public:
    bad_cast() noexcept { }



    virtual ~bad_cast() noexcept;


    virtual const char* what() const noexcept;
  };





  class bad_typeid : public exception
  {
  public:
    bad_typeid () noexcept { }



    virtual ~bad_typeid() noexcept;


    virtual const char* what() const noexcept;
  };
}

}

#pragma GCC visibility pop
# 54 "/usr/include/c++/6.2.1/functional" 2 3

# 1 "/usr/include/c++/6.2.1/tuple" 1 3
# 32 "/usr/include/c++/6.2.1/tuple" 3
       
# 33 "/usr/include/c++/6.2.1/tuple" 3





# 1 "/usr/include/c++/6.2.1/utility" 1 3
# 58 "/usr/include/c++/6.2.1/utility" 3
       
# 59 "/usr/include/c++/6.2.1/utility" 3
# 69 "/usr/include/c++/6.2.1/utility" 3
# 1 "/usr/include/c++/6.2.1/bits/stl_relops.h" 1 3
# 67 "/usr/include/c++/6.2.1/bits/stl_relops.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{
  namespace rel_ops
  {
 
# 85 "/usr/include/c++/6.2.1/bits/stl_relops.h" 3
    template <class _Tp>
      inline bool
      operator!=(const _Tp& __x, const _Tp& __y)
      { return !(__x == __y); }
# 98 "/usr/include/c++/6.2.1/bits/stl_relops.h" 3
    template <class _Tp>
      inline bool
      operator>(const _Tp& __x, const _Tp& __y)
      { return __y < __x; }
# 111 "/usr/include/c++/6.2.1/bits/stl_relops.h" 3
    template <class _Tp>
      inline bool
      operator<=(const _Tp& __x, const _Tp& __y)
      { return !(__y < __x); }
# 124 "/usr/include/c++/6.2.1/bits/stl_relops.h" 3
    template <class _Tp>
      inline bool
      operator>=(const _Tp& __x, const _Tp& __y)
      { return !(__x < __y); }

 
  }

}
# 70 "/usr/include/c++/6.2.1/utility" 2 3
# 78 "/usr/include/c++/6.2.1/utility" 3
namespace std __attribute__ ((__visibility__ ("default")))
{



  template<typename _Tp>
    struct tuple_size;



  template<typename _Tp>
    struct tuple_size<const _Tp>
    : integral_constant<size_t, tuple_size<_Tp>::value> { };

  template<typename _Tp>
    struct tuple_size<volatile _Tp>
    : integral_constant<size_t, tuple_size<_Tp>::value> { };

  template<typename _Tp>
    struct tuple_size<const volatile _Tp>
    : integral_constant<size_t, tuple_size<_Tp>::value> { };


  template<std::size_t __i, typename _Tp>
    struct tuple_element;


  template<std::size_t __i, typename _Tp>
    using __tuple_element_t = typename tuple_element<__i, _Tp>::type;

  template<std::size_t __i, typename _Tp>
    struct tuple_element<__i, const _Tp>
    {
      typedef typename add_const<__tuple_element_t<__i, _Tp>>::type type;
    };

  template<std::size_t __i, typename _Tp>
    struct tuple_element<__i, volatile _Tp>
    {
      typedef typename add_volatile<__tuple_element_t<__i, _Tp>>::type type;
    };

  template<std::size_t __i, typename _Tp>
    struct tuple_element<__i, const volatile _Tp>
    {
      typedef typename add_cv<__tuple_element_t<__i, _Tp>>::type type;
    };




  template<std::size_t __i, typename _Tp>
    using tuple_element_t = typename tuple_element<__i, _Tp>::type;


  template<typename>
    struct __is_tuple_like_impl : false_type
    { };




  template<typename _T1, typename _T2>
    struct __is_tuple_like_impl<std::pair<_T1, _T2>> : true_type
    { };


  template<class _Tp1, class _Tp2>
    struct tuple_size<std::pair<_Tp1, _Tp2>>
    : public integral_constant<std::size_t, 2> { };


  template<class _Tp1, class _Tp2>
    struct tuple_element<0, std::pair<_Tp1, _Tp2>>
    { typedef _Tp1 type; };


  template<class _Tp1, class _Tp2>
    struct tuple_element<1, std::pair<_Tp1, _Tp2>>
    { typedef _Tp2 type; };

  template<std::size_t _Int>
    struct __pair_get;

  template<>
    struct __pair_get<0>
    {
      template<typename _Tp1, typename _Tp2>
        static constexpr _Tp1&
        __get(std::pair<_Tp1, _Tp2>& __pair) noexcept
        { return __pair.first; }

      template<typename _Tp1, typename _Tp2>
        static constexpr _Tp1&&
        __move_get(std::pair<_Tp1, _Tp2>&& __pair) noexcept
        { return std::forward<_Tp1>(__pair.first); }

      template<typename _Tp1, typename _Tp2>
        static constexpr const _Tp1&
        __const_get(const std::pair<_Tp1, _Tp2>& __pair) noexcept
        { return __pair.first; }
    };

  template<>
    struct __pair_get<1>
    {
      template<typename _Tp1, typename _Tp2>
        static constexpr _Tp2&
        __get(std::pair<_Tp1, _Tp2>& __pair) noexcept
        { return __pair.second; }

      template<typename _Tp1, typename _Tp2>
        static constexpr _Tp2&&
        __move_get(std::pair<_Tp1, _Tp2>&& __pair) noexcept
        { return std::forward<_Tp2>(__pair.second); }

      template<typename _Tp1, typename _Tp2>
        static constexpr const _Tp2&
        __const_get(const std::pair<_Tp1, _Tp2>& __pair) noexcept
        { return __pair.second; }
    };

  template<std::size_t _Int, class _Tp1, class _Tp2>
    constexpr typename tuple_element<_Int, std::pair<_Tp1, _Tp2>>::type&
    get(std::pair<_Tp1, _Tp2>& __in) noexcept
    { return __pair_get<_Int>::__get(__in); }

  template<std::size_t _Int, class _Tp1, class _Tp2>
    constexpr typename tuple_element<_Int, std::pair<_Tp1, _Tp2>>::type&&
    get(std::pair<_Tp1, _Tp2>&& __in) noexcept
    { return __pair_get<_Int>::__move_get(std::move(__in)); }

  template<std::size_t _Int, class _Tp1, class _Tp2>
    constexpr const typename tuple_element<_Int, std::pair<_Tp1, _Tp2>>::type&
    get(const std::pair<_Tp1, _Tp2>& __in) noexcept
    { return __pair_get<_Int>::__const_get(__in); }





  template <typename _Tp, typename _Up>
    constexpr _Tp&
    get(pair<_Tp, _Up>& __p) noexcept
    { return __p.first; }

  template <typename _Tp, typename _Up>
    constexpr const _Tp&
    get(const pair<_Tp, _Up>& __p) noexcept
    { return __p.first; }

  template <typename _Tp, typename _Up>
    constexpr _Tp&&
    get(pair<_Tp, _Up>&& __p) noexcept
    { return std::move(__p.first); }

  template <typename _Tp, typename _Up>
    constexpr _Tp&
    get(pair<_Up, _Tp>& __p) noexcept
    { return __p.second; }

  template <typename _Tp, typename _Up>
    constexpr const _Tp&
    get(const pair<_Up, _Tp>& __p) noexcept
    { return __p.second; }

  template <typename _Tp, typename _Up>
    constexpr _Tp&&
    get(pair<_Up, _Tp>&& __p) noexcept
    { return std::move(__p.second); }




  template <typename _Tp, typename _Up = _Tp>
    inline _Tp
    exchange(_Tp& __obj, _Up&& __new_val)
    { return std::__exchange(__obj, std::forward<_Up>(__new_val)); }




  template<size_t... _Indexes> struct _Index_tuple { };


  template<typename _Itup1, typename _Itup2> struct _Itup_cat;

  template<size_t... _Ind1, size_t... _Ind2>
    struct _Itup_cat<_Index_tuple<_Ind1...>, _Index_tuple<_Ind2...>>
    {
      using __type = _Index_tuple<_Ind1..., (_Ind2 + sizeof...(_Ind1))...>;
    };


  template<size_t _Num>
    struct _Build_index_tuple
    : _Itup_cat<typename _Build_index_tuple<_Num / 2>::__type,
  typename _Build_index_tuple<_Num - _Num / 2>::__type>
    { };

  template<>
    struct _Build_index_tuple<1>
    {
      typedef _Index_tuple<0> __type;
    };

  template<>
    struct _Build_index_tuple<0>
    {
      typedef _Index_tuple<> __type;
    };






  template<typename _Tp, _Tp... _Idx>
    struct integer_sequence
    {
      typedef _Tp value_type;
      static constexpr size_t size() { return sizeof...(_Idx); }
    };

  template<typename _Tp, _Tp _Num,
    typename _ISeq = typename _Build_index_tuple<_Num>::__type>
    struct _Make_integer_sequence;

  template<typename _Tp, _Tp _Num, size_t... _Idx>
    struct _Make_integer_sequence<_Tp, _Num, _Index_tuple<_Idx...>>
    {
      static_assert( _Num >= 0,
       "Cannot make integer sequence of negative length" );

      typedef integer_sequence<_Tp, static_cast<_Tp>(_Idx)...> __type;
    };


  template<typename _Tp, _Tp _Num>
    using make_integer_sequence
      = typename _Make_integer_sequence<_Tp, _Num>::__type;


  template<size_t... _Idx>
    using index_sequence = integer_sequence<size_t, _Idx...>;


  template<size_t _Num>
    using make_index_sequence = make_integer_sequence<size_t, _Num>;


  template<typename... _Types>
    using index_sequence_for = make_index_sequence<sizeof...(_Types)>;



}
# 39 "/usr/include/c++/6.2.1/tuple" 2 3
# 1 "/usr/include/c++/6.2.1/array" 1 3
# 32 "/usr/include/c++/6.2.1/array" 3
       
# 33 "/usr/include/c++/6.2.1/array" 3
# 43 "/usr/include/c++/6.2.1/array" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _Tp, std::size_t _Nm>
    struct __array_traits
    {
      typedef _Tp _Type[_Nm];

      static constexpr _Tp&
      _S_ref(const _Type& __t, std::size_t __n) noexcept
      { return const_cast<_Tp&>(__t[__n]); }

      static constexpr _Tp*
      _S_ptr(const _Type& __t) noexcept
      { return const_cast<_Tp*>(__t); }
    };

 template<typename _Tp>
   struct __array_traits<_Tp, 0>
   {
     struct _Type { };

     static constexpr _Tp&
     _S_ref(const _Type&, std::size_t) noexcept
     { return *static_cast<_Tp*>(nullptr); }

     static constexpr _Tp*
     _S_ptr(const _Type&) noexcept
     { return nullptr; }
   };
# 89 "/usr/include/c++/6.2.1/array" 3
  template<typename _Tp, std::size_t _Nm>
    struct array
    {
      typedef _Tp value_type;
      typedef value_type* pointer;
      typedef const value_type* const_pointer;
      typedef value_type& reference;
      typedef const value_type& const_reference;
      typedef value_type* iterator;
      typedef const value_type* const_iterator;
      typedef std::size_t size_type;
      typedef std::ptrdiff_t difference_type;
      typedef std::reverse_iterator<iterator> reverse_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;


      typedef std::__array_traits<_Tp, _Nm> _AT_Type;
      typename _AT_Type::_Type _M_elems;




      void
      fill(const value_type& __u)
      { std::fill_n(begin(), size(), __u); }

      void
      swap(array& __other)
      noexcept(__is_nothrow_swappable<_Tp>::value)
      { std::swap_ranges(begin(), end(), __other.begin()); }


      iterator
      begin() noexcept
      { return iterator(data()); }

      const_iterator
      begin() const noexcept
      { return const_iterator(data()); }

      iterator
      end() noexcept
      { return iterator(data() + _Nm); }

      const_iterator
      end() const noexcept
      { return const_iterator(data() + _Nm); }

      reverse_iterator
      rbegin() noexcept
      { return reverse_iterator(end()); }

      const_reverse_iterator
      rbegin() const noexcept
      { return const_reverse_iterator(end()); }

      reverse_iterator
      rend() noexcept
      { return reverse_iterator(begin()); }

      const_reverse_iterator
      rend() const noexcept
      { return const_reverse_iterator(begin()); }

      const_iterator
      cbegin() const noexcept
      { return const_iterator(data()); }

      const_iterator
      cend() const noexcept
      { return const_iterator(data() + _Nm); }

      const_reverse_iterator
      crbegin() const noexcept
      { return const_reverse_iterator(end()); }

      const_reverse_iterator
      crend() const noexcept
      { return const_reverse_iterator(begin()); }


      constexpr size_type
      size() const noexcept { return _Nm; }

      constexpr size_type
      max_size() const noexcept { return _Nm; }

      constexpr bool
      empty() const noexcept { return size() == 0; }


      reference
      operator[](size_type __n) noexcept
      { return _AT_Type::_S_ref(_M_elems, __n); }

      constexpr const_reference
      operator[](size_type __n) const noexcept
      { return _AT_Type::_S_ref(_M_elems, __n); }

      reference
      at(size_type __n)
      {
 if (__n >= _Nm)
   std::__throw_out_of_range_fmt(("array::at: __n (which is %zu) " ">= _Nm (which is %zu)")
                                 ,
     __n, _Nm);
 return _AT_Type::_S_ref(_M_elems, __n);
      }

      constexpr const_reference
      at(size_type __n) const
      {


 return __n < _Nm ? _AT_Type::_S_ref(_M_elems, __n)
   : (std::__throw_out_of_range_fmt(("array::at: __n (which is %zu) " ">= _Nm (which is %zu)")
                                    ,
        __n, _Nm),
      _AT_Type::_S_ref(_M_elems, 0));
      }

      reference
      front() noexcept
      { return *begin(); }

      constexpr const_reference
      front() const noexcept
      { return _AT_Type::_S_ref(_M_elems, 0); }

      reference
      back() noexcept
      { return _Nm ? *(end() - 1) : *end(); }

      constexpr const_reference
      back() const noexcept
      {
 return _Nm ? _AT_Type::_S_ref(_M_elems, _Nm - 1)
             : _AT_Type::_S_ref(_M_elems, 0);
      }

      pointer
      data() noexcept
      { return _AT_Type::_S_ptr(_M_elems); }

      const_pointer
      data() const noexcept
      { return _AT_Type::_S_ptr(_M_elems); }
    };


  template<typename _Tp, std::size_t _Nm>
    inline bool
    operator==(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
    { return std::equal(__one.begin(), __one.end(), __two.begin()); }

  template<typename _Tp, std::size_t _Nm>
    inline bool
    operator!=(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
    { return !(__one == __two); }

  template<typename _Tp, std::size_t _Nm>
    inline bool
    operator<(const array<_Tp, _Nm>& __a, const array<_Tp, _Nm>& __b)
    {
      return std::lexicographical_compare(__a.begin(), __a.end(),
       __b.begin(), __b.end());
    }

  template<typename _Tp, std::size_t _Nm>
    inline bool
    operator>(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
    { return __two < __one; }

  template<typename _Tp, std::size_t _Nm>
    inline bool
    operator<=(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
    { return !(__one > __two); }

  template<typename _Tp, std::size_t _Nm>
    inline bool
    operator>=(const array<_Tp, _Nm>& __one, const array<_Tp, _Nm>& __two)
    { return !(__one < __two); }


  template<typename _Tp, std::size_t _Nm>
    inline void
    swap(array<_Tp, _Nm>& __one, array<_Tp, _Nm>& __two)
    noexcept(noexcept(__one.swap(__two)))
    { __one.swap(__two); }

  template<std::size_t _Int, typename _Tp, std::size_t _Nm>
    constexpr _Tp&
    get(array<_Tp, _Nm>& __arr) noexcept
    {
      static_assert(_Int < _Nm, "index is out of bounds");
      return std::__array_traits<_Tp, _Nm>::
 _S_ref(__arr._M_elems, _Int);
    }

  template<std::size_t _Int, typename _Tp, std::size_t _Nm>
    constexpr _Tp&&
    get(array<_Tp, _Nm>&& __arr) noexcept
    {
      static_assert(_Int < _Nm, "index is out of bounds");
      return std::move(std::get<_Int>(__arr));
    }

  template<std::size_t _Int, typename _Tp, std::size_t _Nm>
    constexpr const _Tp&
    get(const array<_Tp, _Nm>& __arr) noexcept
    {
      static_assert(_Int < _Nm, "index is out of bounds");
      return std::__array_traits<_Tp, _Nm>::
 _S_ref(__arr._M_elems, _Int);
    }


}

namespace std __attribute__ ((__visibility__ ("default")))
{





  template<typename _Tp>
    class tuple_size;


  template<typename _Tp, std::size_t _Nm>
    struct tuple_size<std::array<_Tp, _Nm>>
    : public integral_constant<std::size_t, _Nm> { };


  template<std::size_t _Int, typename _Tp>
    class tuple_element;


  template<std::size_t _Int, typename _Tp, std::size_t _Nm>
    struct tuple_element<_Int, std::array<_Tp, _Nm>>
    {
      static_assert(_Int < _Nm, "index is out of bounds");
      typedef _Tp type;
    };

  template<typename _Tp, std::size_t _Nm>
    struct __is_tuple_like_impl<std::array<_Tp, _Nm>> : true_type
    { };


}
# 40 "/usr/include/c++/6.2.1/tuple" 2 3
# 1 "/usr/include/c++/6.2.1/bits/uses_allocator.h" 1 3
# 35 "/usr/include/c++/6.2.1/bits/uses_allocator.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  struct __erased_type { };

  template<typename _Alloc, typename _Tp>
    using __is_erased_or_convertible
      = __or_<is_same<_Tp, __erased_type>, is_convertible<_Alloc, _Tp>>;


  struct allocator_arg_t { explicit allocator_arg_t() = default; };

  constexpr allocator_arg_t allocator_arg = allocator_arg_t();

  template<typename _Tp, typename _Alloc, typename = __void_t<>>
    struct __uses_allocator_helper
    : false_type { };

  template<typename _Tp, typename _Alloc>
    struct __uses_allocator_helper<_Tp, _Alloc,
       __void_t<typename _Tp::allocator_type>>
    : __is_erased_or_convertible<_Alloc, typename _Tp::allocator_type>::type
    { };


  template<typename _Tp, typename _Alloc>
    struct uses_allocator
    : __uses_allocator_helper<_Tp, _Alloc>::type
    { };

  struct __uses_alloc_base { };

  struct __uses_alloc0 : __uses_alloc_base
  {
    struct _Sink { void operator=(const void*) { } } _M_a;
  };

  template<typename _Alloc>
    struct __uses_alloc1 : __uses_alloc_base { const _Alloc* _M_a; };

  template<typename _Alloc>
    struct __uses_alloc2 : __uses_alloc_base { const _Alloc* _M_a; };

  template<bool, typename _Tp, typename _Alloc, typename... _Args>
    struct __uses_alloc;

  template<typename _Tp, typename _Alloc, typename... _Args>
    struct __uses_alloc<true, _Tp, _Alloc, _Args...>
    : conditional<
        is_constructible<_Tp, allocator_arg_t, _Alloc, _Args...>::value,
        __uses_alloc1<_Alloc>,
        __uses_alloc2<_Alloc>>::type
    {
      static_assert(__or_<
   is_constructible<_Tp, allocator_arg_t, _Alloc, _Args...>,
   is_constructible<_Tp, _Args..., _Alloc>>::value, "construction with"
   " an allocator must be possible if uses_allocator is true");
    };

  template<typename _Tp, typename _Alloc, typename... _Args>
    struct __uses_alloc<false, _Tp, _Alloc, _Args...>
    : __uses_alloc0 { };

  template<typename _Tp, typename _Alloc, typename... _Args>
    using __uses_alloc_t =
      __uses_alloc<uses_allocator<_Tp, _Alloc>::value, _Tp, _Alloc, _Args...>;

  template<typename _Tp, typename _Alloc, typename... _Args>
    inline __uses_alloc_t<_Tp, _Alloc, _Args...>
    __use_alloc(const _Alloc& __a)
    {
      __uses_alloc_t<_Tp, _Alloc, _Args...> __ret;
      __ret._M_a = std::__addressof(__a);
      return __ret;
    }


}
# 41 "/usr/include/c++/6.2.1/tuple" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{







  template<std::size_t _Idx, typename _Head, bool _IsEmptyNotFinal>
    struct _Head_base;

  template<std::size_t _Idx, typename _Head>
    struct _Head_base<_Idx, _Head, true>
    : public _Head
    {
      constexpr _Head_base()
      : _Head() { }

      constexpr _Head_base(const _Head& __h)
      : _Head(__h) { }

      constexpr _Head_base(const _Head_base&) = default;
      constexpr _Head_base(_Head_base&&) = default;

      template<typename _UHead>
        constexpr _Head_base(_UHead&& __h)
 : _Head(std::forward<_UHead>(__h)) { }

      _Head_base(allocator_arg_t, __uses_alloc0)
      : _Head() { }

      template<typename _Alloc>
 _Head_base(allocator_arg_t, __uses_alloc1<_Alloc> __a)
 : _Head(allocator_arg, *__a._M_a) { }

      template<typename _Alloc>
 _Head_base(allocator_arg_t, __uses_alloc2<_Alloc> __a)
 : _Head(*__a._M_a) { }

      template<typename _UHead>
 _Head_base(__uses_alloc0, _UHead&& __uhead)
 : _Head(std::forward<_UHead>(__uhead)) { }

      template<typename _Alloc, typename _UHead>
 _Head_base(__uses_alloc1<_Alloc> __a, _UHead&& __uhead)
 : _Head(allocator_arg, *__a._M_a, std::forward<_UHead>(__uhead)) { }

      template<typename _Alloc, typename _UHead>
 _Head_base(__uses_alloc2<_Alloc> __a, _UHead&& __uhead)
 : _Head(std::forward<_UHead>(__uhead), *__a._M_a) { }

      static constexpr _Head&
      _M_head(_Head_base& __b) noexcept { return __b; }

      static constexpr const _Head&
      _M_head(const _Head_base& __b) noexcept { return __b; }
    };

  template<std::size_t _Idx, typename _Head>
    struct _Head_base<_Idx, _Head, false>
    {
      constexpr _Head_base()
      : _M_head_impl() { }

      constexpr _Head_base(const _Head& __h)
      : _M_head_impl(__h) { }

      constexpr _Head_base(const _Head_base&) = default;
      constexpr _Head_base(_Head_base&&) = default;

      template<typename _UHead>
        constexpr _Head_base(_UHead&& __h)
 : _M_head_impl(std::forward<_UHead>(__h)) { }

      _Head_base(allocator_arg_t, __uses_alloc0)
      : _M_head_impl() { }

      template<typename _Alloc>
 _Head_base(allocator_arg_t, __uses_alloc1<_Alloc> __a)
 : _M_head_impl(allocator_arg, *__a._M_a) { }

      template<typename _Alloc>
 _Head_base(allocator_arg_t, __uses_alloc2<_Alloc> __a)
 : _M_head_impl(*__a._M_a) { }

      template<typename _UHead>
 _Head_base(__uses_alloc0, _UHead&& __uhead)
 : _M_head_impl(std::forward<_UHead>(__uhead)) { }

      template<typename _Alloc, typename _UHead>
 _Head_base(__uses_alloc1<_Alloc> __a, _UHead&& __uhead)
 : _M_head_impl(allocator_arg, *__a._M_a, std::forward<_UHead>(__uhead))
 { }

      template<typename _Alloc, typename _UHead>
 _Head_base(__uses_alloc2<_Alloc> __a, _UHead&& __uhead)
 : _M_head_impl(std::forward<_UHead>(__uhead), *__a._M_a) { }

      static constexpr _Head&
      _M_head(_Head_base& __b) noexcept { return __b._M_head_impl; }

      static constexpr const _Head&
      _M_head(const _Head_base& __b) noexcept { return __b._M_head_impl; }

      _Head _M_head_impl;
    };
# 158 "/usr/include/c++/6.2.1/tuple" 3
  template<std::size_t _Idx, typename... _Elements>
    struct _Tuple_impl;

  template<typename _Tp>
    struct __is_empty_non_tuple : is_empty<_Tp> { };


  template<typename _El0, typename... _El>
    struct __is_empty_non_tuple<tuple<_El0, _El...>> : false_type { };


  template<typename _Tp>
    using __empty_not_final
    = typename conditional<__is_final(_Tp), false_type,
      __is_empty_non_tuple<_Tp>>::type;






  template<std::size_t _Idx, typename _Head, typename... _Tail>
    struct _Tuple_impl<_Idx, _Head, _Tail...>
    : public _Tuple_impl<_Idx + 1, _Tail...>,
      private _Head_base<_Idx, _Head, __empty_not_final<_Head>::value>
    {
      template<std::size_t, typename...> friend class _Tuple_impl;

      typedef _Tuple_impl<_Idx + 1, _Tail...> _Inherited;
      typedef _Head_base<_Idx, _Head, __empty_not_final<_Head>::value> _Base;

      static constexpr _Head&
      _M_head(_Tuple_impl& __t) noexcept { return _Base::_M_head(__t); }

      static constexpr const _Head&
      _M_head(const _Tuple_impl& __t) noexcept { return _Base::_M_head(__t); }

      static constexpr _Inherited&
      _M_tail(_Tuple_impl& __t) noexcept { return __t; }

      static constexpr const _Inherited&
      _M_tail(const _Tuple_impl& __t) noexcept { return __t; }

      constexpr _Tuple_impl()
      : _Inherited(), _Base() { }

      explicit
      constexpr _Tuple_impl(const _Head& __head, const _Tail&... __tail)
      : _Inherited(__tail...), _Base(__head) { }

      template<typename _UHead, typename... _UTail, typename = typename
               enable_if<sizeof...(_Tail) == sizeof...(_UTail)>::type>
        explicit
        constexpr _Tuple_impl(_UHead&& __head, _UTail&&... __tail)
 : _Inherited(std::forward<_UTail>(__tail)...),
   _Base(std::forward<_UHead>(__head)) { }

      constexpr _Tuple_impl(const _Tuple_impl&) = default;

      constexpr
      _Tuple_impl(_Tuple_impl&& __in)
      noexcept(__and_<is_nothrow_move_constructible<_Head>,
               is_nothrow_move_constructible<_Inherited>>::value)
      : _Inherited(std::move(_M_tail(__in))),
 _Base(std::forward<_Head>(_M_head(__in))) { }

      template<typename... _UElements>
        constexpr _Tuple_impl(const _Tuple_impl<_Idx, _UElements...>& __in)
 : _Inherited(_Tuple_impl<_Idx, _UElements...>::_M_tail(__in)),
   _Base(_Tuple_impl<_Idx, _UElements...>::_M_head(__in)) { }

      template<typename _UHead, typename... _UTails>
        constexpr _Tuple_impl(_Tuple_impl<_Idx, _UHead, _UTails...>&& __in)
 : _Inherited(std::move
       (_Tuple_impl<_Idx, _UHead, _UTails...>::_M_tail(__in))),
   _Base(std::forward<_UHead>
  (_Tuple_impl<_Idx, _UHead, _UTails...>::_M_head(__in))) { }

      template<typename _Alloc>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a)
 : _Inherited(__tag, __a),
          _Base(__tag, __use_alloc<_Head>(__a)) { }

      template<typename _Alloc>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
      const _Head& __head, const _Tail&... __tail)
 : _Inherited(__tag, __a, __tail...),
          _Base(__use_alloc<_Head, _Alloc, _Head>(__a), __head) { }

      template<typename _Alloc, typename _UHead, typename... _UTail,
               typename = typename enable_if<sizeof...(_Tail)
          == sizeof...(_UTail)>::type>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             _UHead&& __head, _UTail&&... __tail)
 : _Inherited(__tag, __a, std::forward<_UTail>(__tail)...),
          _Base(__use_alloc<_Head, _Alloc, _UHead>(__a),
         std::forward<_UHead>(__head)) { }

      template<typename _Alloc>
        _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             const _Tuple_impl& __in)
 : _Inherited(__tag, __a, _M_tail(__in)),
          _Base(__use_alloc<_Head, _Alloc, _Head>(__a), _M_head(__in)) { }

      template<typename _Alloc>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             _Tuple_impl&& __in)
 : _Inherited(__tag, __a, std::move(_M_tail(__in))),
   _Base(__use_alloc<_Head, _Alloc, _Head>(__a),
         std::forward<_Head>(_M_head(__in))) { }

      template<typename _Alloc, typename... _UElements>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             const _Tuple_impl<_Idx, _UElements...>& __in)
 : _Inherited(__tag, __a,
       _Tuple_impl<_Idx, _UElements...>::_M_tail(__in)),
   _Base(__use_alloc<_Head, _Alloc, _Head>(__a),
  _Tuple_impl<_Idx, _UElements...>::_M_head(__in)) { }

      template<typename _Alloc, typename _UHead, typename... _UTails>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             _Tuple_impl<_Idx, _UHead, _UTails...>&& __in)
 : _Inherited(__tag, __a, std::move
       (_Tuple_impl<_Idx, _UHead, _UTails...>::_M_tail(__in))),
   _Base(__use_alloc<_Head, _Alloc, _UHead>(__a),
                std::forward<_UHead>
  (_Tuple_impl<_Idx, _UHead, _UTails...>::_M_head(__in))) { }

      _Tuple_impl&
      operator=(const _Tuple_impl& __in)
      {
 _M_head(*this) = _M_head(__in);
 _M_tail(*this) = _M_tail(__in);
 return *this;
      }

      _Tuple_impl&
      operator=(_Tuple_impl&& __in)
      noexcept(__and_<is_nothrow_move_assignable<_Head>,
               is_nothrow_move_assignable<_Inherited>>::value)
      {
 _M_head(*this) = std::forward<_Head>(_M_head(__in));
 _M_tail(*this) = std::move(_M_tail(__in));
 return *this;
      }

      template<typename... _UElements>
        _Tuple_impl&
        operator=(const _Tuple_impl<_Idx, _UElements...>& __in)
        {
   _M_head(*this) = _Tuple_impl<_Idx, _UElements...>::_M_head(__in);
   _M_tail(*this) = _Tuple_impl<_Idx, _UElements...>::_M_tail(__in);
   return *this;
 }

      template<typename _UHead, typename... _UTails>
        _Tuple_impl&
        operator=(_Tuple_impl<_Idx, _UHead, _UTails...>&& __in)
        {
   _M_head(*this) = std::forward<_UHead>
     (_Tuple_impl<_Idx, _UHead, _UTails...>::_M_head(__in));
   _M_tail(*this) = std::move
     (_Tuple_impl<_Idx, _UHead, _UTails...>::_M_tail(__in));
   return *this;
 }

    protected:
      void
      _M_swap(_Tuple_impl& __in)
      noexcept(__is_nothrow_swappable<_Head>::value
               && noexcept(_M_tail(__in)._M_swap(_M_tail(__in))))
      {
 using std::swap;
 swap(_M_head(*this), _M_head(__in));
 _Inherited::_M_swap(_M_tail(__in));
      }
    };


  template<std::size_t _Idx, typename _Head>
    struct _Tuple_impl<_Idx, _Head>
    : private _Head_base<_Idx, _Head, __empty_not_final<_Head>::value>
    {
      template<std::size_t, typename...> friend class _Tuple_impl;

      typedef _Head_base<_Idx, _Head, __empty_not_final<_Head>::value> _Base;

      static constexpr _Head&
      _M_head(_Tuple_impl& __t) noexcept { return _Base::_M_head(__t); }

      static constexpr const _Head&
      _M_head(const _Tuple_impl& __t) noexcept { return _Base::_M_head(__t); }

      constexpr _Tuple_impl()
      : _Base() { }

      explicit
      constexpr _Tuple_impl(const _Head& __head)
      : _Base(__head) { }

      template<typename _UHead>
        explicit
        constexpr _Tuple_impl(_UHead&& __head)
 : _Base(std::forward<_UHead>(__head)) { }

      constexpr _Tuple_impl(const _Tuple_impl&) = default;

      constexpr
      _Tuple_impl(_Tuple_impl&& __in)
      noexcept(is_nothrow_move_constructible<_Head>::value)
      : _Base(std::forward<_Head>(_M_head(__in))) { }

      template<typename _UHead>
        constexpr _Tuple_impl(const _Tuple_impl<_Idx, _UHead>& __in)
 : _Base(_Tuple_impl<_Idx, _UHead>::_M_head(__in)) { }

      template<typename _UHead>
        constexpr _Tuple_impl(_Tuple_impl<_Idx, _UHead>&& __in)
 : _Base(std::forward<_UHead>(_Tuple_impl<_Idx, _UHead>::_M_head(__in)))
 { }

      template<typename _Alloc>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a)
 : _Base(__tag, __use_alloc<_Head>(__a)) { }

      template<typename _Alloc>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
      const _Head& __head)
 : _Base(__use_alloc<_Head, _Alloc, _Head>(__a), __head) { }

      template<typename _Alloc, typename _UHead>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             _UHead&& __head)
 : _Base(__use_alloc<_Head, _Alloc, _UHead>(__a),
         std::forward<_UHead>(__head)) { }

      template<typename _Alloc>
        _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             const _Tuple_impl& __in)
 : _Base(__use_alloc<_Head, _Alloc, _Head>(__a), _M_head(__in)) { }

      template<typename _Alloc>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             _Tuple_impl&& __in)
 : _Base(__use_alloc<_Head, _Alloc, _Head>(__a),
         std::forward<_Head>(_M_head(__in))) { }

      template<typename _Alloc, typename _UHead>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             const _Tuple_impl<_Idx, _UHead>& __in)
 : _Base(__use_alloc<_Head, _Alloc, _Head>(__a),
  _Tuple_impl<_Idx, _UHead>::_M_head(__in)) { }

      template<typename _Alloc, typename _UHead>
 _Tuple_impl(allocator_arg_t __tag, const _Alloc& __a,
             _Tuple_impl<_Idx, _UHead>&& __in)
 : _Base(__use_alloc<_Head, _Alloc, _UHead>(__a),
                std::forward<_UHead>(_Tuple_impl<_Idx, _UHead>::_M_head(__in)))
 { }

      _Tuple_impl&
      operator=(const _Tuple_impl& __in)
      {
 _M_head(*this) = _M_head(__in);
 return *this;
      }

      _Tuple_impl&
      operator=(_Tuple_impl&& __in)
      noexcept(is_nothrow_move_assignable<_Head>::value)
      {
 _M_head(*this) = std::forward<_Head>(_M_head(__in));
 return *this;
      }

      template<typename _UHead>
        _Tuple_impl&
        operator=(const _Tuple_impl<_Idx, _UHead>& __in)
        {
   _M_head(*this) = _Tuple_impl<_Idx, _UHead>::_M_head(__in);
   return *this;
 }

      template<typename _UHead>
        _Tuple_impl&
        operator=(_Tuple_impl<_Idx, _UHead>&& __in)
        {
   _M_head(*this)
     = std::forward<_UHead>(_Tuple_impl<_Idx, _UHead>::_M_head(__in));
   return *this;
 }

    protected:
      void
      _M_swap(_Tuple_impl& __in)
      noexcept(__is_nothrow_swappable<_Head>::value)
      {
 using std::swap;
 swap(_M_head(*this), _M_head(__in));
      }
    };

  template<typename... _Elements>
    class tuple;



  template<bool, typename... _Elements>
  struct _TC
  {
    template<typename... _UElements>
    static constexpr bool _ConstructibleTuple()
    {
      return __and_<is_constructible<_Elements, const _UElements&>...>::value;
    }

    template<typename... _UElements>
    static constexpr bool _ImplicitlyConvertibleTuple()
    {
      return __and_<is_convertible<const _UElements&, _Elements>...>::value;
    }

    template<typename... _UElements>
    static constexpr bool _MoveConstructibleTuple()
    {
      return __and_<is_constructible<_Elements, _UElements&&>...>::value;
    }

    template<typename... _UElements>
    static constexpr bool _ImplicitlyMoveConvertibleTuple()
    {
      return __and_<is_convertible<_UElements&&, _Elements>...>::value;
    }

    template<typename _SrcTuple>
    static constexpr bool _NonNestedTuple()
    {
      return __and_<__not_<is_same<tuple<_Elements...>,
                                   typename remove_cv<
                                     typename remove_reference<_SrcTuple>::type
                                   >::type>>,
                     __not_<is_convertible<_SrcTuple, _Elements...>>,
                     __not_<is_constructible<_Elements..., _SrcTuple>>
              >::value;
    }
    template<typename... _UElements>
    static constexpr bool _NotSameTuple()
    {
      return __not_<is_same<tuple<_Elements...>,
        typename remove_const<
          typename remove_reference<_UElements...>::type
          >::type>>::value;
    }
  };

  template<typename... _Elements>
  struct _TC<false, _Elements...>
  {
    template<typename... _UElements>
    static constexpr bool _ConstructibleTuple()
    {
      return false;
    }

    template<typename... _UElements>
    static constexpr bool _ImplicitlyConvertibleTuple()
    {
      return false;
    }

    template<typename... _UElements>
    static constexpr bool _MoveConstructibleTuple()
    {
      return false;
    }

    template<typename... _UElements>
    static constexpr bool _ImplicitlyMoveConvertibleTuple()
    {
      return false;
    }

    template<typename... _UElements>
    static constexpr bool _NonNestedTuple()
    {
      return true;
    }
    template<typename... _UElements>
    static constexpr bool _NotSameTuple()
    {
      return true;
    }
  };


  template<typename... _Elements>
    class tuple : public _Tuple_impl<0, _Elements...>
    {
      typedef _Tuple_impl<0, _Elements...> _Inherited;



      template<typename _Dummy>
      struct _TC2
      {
        static constexpr bool _DefaultConstructibleTuple()
        {
          return __and_<is_default_constructible<_Elements>...>::value;
        }
        static constexpr bool _ImplicitlyDefaultConstructibleTuple()
        {
          return __and_<__is_implicitly_default_constructible<_Elements>...>
            ::value;
        }
      };

    public:
      template<typename _Dummy = void,
               typename enable_if<_TC2<_Dummy>::
                                    _ImplicitlyDefaultConstructibleTuple(),
                                  bool>::type = true>
      constexpr tuple()
      : _Inherited() { }

      template<typename _Dummy = void,
               typename enable_if<_TC2<_Dummy>::
                                    _DefaultConstructibleTuple()
                                  &&
                                  !_TC2<_Dummy>::
                                    _ImplicitlyDefaultConstructibleTuple(),
                                  bool>::type = false>
      explicit constexpr tuple()
      : _Inherited() { }



      template<typename _Dummy> using _TCC =
        _TC<is_same<_Dummy, void>::value,
            _Elements...>;

      template<typename _Dummy = void,
               typename enable_if<
                 _TCC<_Dummy>::template
                   _ConstructibleTuple<_Elements...>()
                 && _TCC<_Dummy>::template
                   _ImplicitlyConvertibleTuple<_Elements...>()
                 && (sizeof...(_Elements) >= 1),
               bool>::type=true>
        constexpr tuple(const _Elements&... __elements)
      : _Inherited(__elements...) { }

      template<typename _Dummy = void,
               typename enable_if<
                 _TCC<_Dummy>::template
                   _ConstructibleTuple<_Elements...>()
                 && !_TCC<_Dummy>::template
                   _ImplicitlyConvertibleTuple<_Elements...>()
                 && (sizeof...(_Elements) >= 1),
               bool>::type=false>
      explicit constexpr tuple(const _Elements&... __elements)
      : _Inherited(__elements...) { }



      template<typename... _UElements> using _TMC =
                  _TC<(sizeof...(_Elements) == sizeof...(_UElements)),
                      _Elements...>;

      template<typename... _UElements, typename
        enable_if<
    _TC<sizeof...(_UElements) == 1, _Elements...>::template
      _NotSameTuple<_UElements...>()
    && _TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && _TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>()
                  && (sizeof...(_Elements) >= 1),
        bool>::type=true>
        constexpr tuple(_UElements&&... __elements)
        : _Inherited(std::forward<_UElements>(__elements)...) { }

      template<typename... _UElements, typename
        enable_if<
    _TC<sizeof...(_UElements) == 1, _Elements...>::template
      _NotSameTuple<_UElements...>()
    && _TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && !_TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>()
                  && (sizeof...(_Elements) >= 1),
        bool>::type=false>
        explicit constexpr tuple(_UElements&&... __elements)
 : _Inherited(std::forward<_UElements>(__elements)...) { }

      constexpr tuple(const tuple&) = default;

      constexpr tuple(tuple&&) = default;



      template<typename _Dummy> using _TNTC =
        _TC<is_same<_Dummy, void>::value && sizeof...(_Elements) == 1,
            _Elements...>;

      template<typename... _UElements, typename _Dummy = void, typename
        enable_if<_TMC<_UElements...>::template
                    _ConstructibleTuple<_UElements...>()
                  && _TMC<_UElements...>::template
                    _ImplicitlyConvertibleTuple<_UElements...>()
                  && _TNTC<_Dummy>::template
                    _NonNestedTuple<const tuple<_UElements...>&>(),
        bool>::type=true>
        constexpr tuple(const tuple<_UElements...>& __in)
        : _Inherited(static_cast<const _Tuple_impl<0, _UElements...>&>(__in))
        { }

      template<typename... _UElements, typename _Dummy = void, typename
        enable_if<_TMC<_UElements...>::template
                    _ConstructibleTuple<_UElements...>()
                  && !_TMC<_UElements...>::template
                    _ImplicitlyConvertibleTuple<_UElements...>()
                  && _TNTC<_Dummy>::template
                    _NonNestedTuple<const tuple<_UElements...>&>(),
        bool>::type=false>
        explicit constexpr tuple(const tuple<_UElements...>& __in)
        : _Inherited(static_cast<const _Tuple_impl<0, _UElements...>&>(__in))
        { }

      template<typename... _UElements, typename _Dummy = void, typename
        enable_if<_TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && _TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>()
                  && _TNTC<_Dummy>::template
                    _NonNestedTuple<tuple<_UElements...>&&>(),
        bool>::type=true>
        constexpr tuple(tuple<_UElements...>&& __in)
        : _Inherited(static_cast<_Tuple_impl<0, _UElements...>&&>(__in)) { }

      template<typename... _UElements, typename _Dummy = void, typename
        enable_if<_TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && !_TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>()
                  && _TNTC<_Dummy>::template
                    _NonNestedTuple<tuple<_UElements...>&&>(),
        bool>::type=false>
        explicit constexpr tuple(tuple<_UElements...>&& __in)
        : _Inherited(static_cast<_Tuple_impl<0, _UElements...>&&>(__in)) { }



      template<typename _Alloc>
 tuple(allocator_arg_t __tag, const _Alloc& __a)
 : _Inherited(__tag, __a) { }

      template<typename _Alloc, typename _Dummy = void,
               typename enable_if<
                 _TCC<_Dummy>::template
                   _ConstructibleTuple<_Elements...>()
                 && _TCC<_Dummy>::template
                   _ImplicitlyConvertibleTuple<_Elements...>(),
               bool>::type=true>
 tuple(allocator_arg_t __tag, const _Alloc& __a,
       const _Elements&... __elements)
 : _Inherited(__tag, __a, __elements...) { }

      template<typename _Alloc, typename _Dummy = void,
               typename enable_if<
                 _TCC<_Dummy>::template
                   _ConstructibleTuple<_Elements...>()
                 && !_TCC<_Dummy>::template
                   _ImplicitlyConvertibleTuple<_Elements...>(),
               bool>::type=false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
                       const _Elements&... __elements)
 : _Inherited(__tag, __a, __elements...) { }

      template<typename _Alloc, typename... _UElements, typename
        enable_if<_TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && _TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>(),
        bool>::type=true>
 tuple(allocator_arg_t __tag, const _Alloc& __a,
       _UElements&&... __elements)
 : _Inherited(__tag, __a, std::forward<_UElements>(__elements)...)
        { }

      template<typename _Alloc, typename... _UElements, typename
        enable_if<_TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && !_TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>(),
        bool>::type=false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
       _UElements&&... __elements)
 : _Inherited(__tag, __a, std::forward<_UElements>(__elements)...)
        { }

      template<typename _Alloc>
 tuple(allocator_arg_t __tag, const _Alloc& __a, const tuple& __in)
 : _Inherited(__tag, __a, static_cast<const _Inherited&>(__in)) { }

      template<typename _Alloc>
 tuple(allocator_arg_t __tag, const _Alloc& __a, tuple&& __in)
 : _Inherited(__tag, __a, static_cast<_Inherited&&>(__in)) { }

      template<typename _Alloc, typename... _UElements, typename
        enable_if<_TMC<_UElements...>::template
                    _ConstructibleTuple<_UElements...>()
                  && _TMC<_UElements...>::template
                    _ImplicitlyConvertibleTuple<_UElements...>(),
        bool>::type=true>
 tuple(allocator_arg_t __tag, const _Alloc& __a,
       const tuple<_UElements...>& __in)
 : _Inherited(__tag, __a,
              static_cast<const _Tuple_impl<0, _UElements...>&>(__in))
 { }

      template<typename _Alloc, typename... _UElements, typename
        enable_if<_TMC<_UElements...>::template
                    _ConstructibleTuple<_UElements...>()
                  && !_TMC<_UElements...>::template
                    _ImplicitlyConvertibleTuple<_UElements...>(),
        bool>::type=false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
       const tuple<_UElements...>& __in)
 : _Inherited(__tag, __a,
              static_cast<const _Tuple_impl<0, _UElements...>&>(__in))
 { }

      template<typename _Alloc, typename... _UElements, typename
        enable_if<_TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && _TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>(),
        bool>::type=true>
 tuple(allocator_arg_t __tag, const _Alloc& __a,
       tuple<_UElements...>&& __in)
 : _Inherited(__tag, __a,
              static_cast<_Tuple_impl<0, _UElements...>&&>(__in))
 { }

      template<typename _Alloc, typename... _UElements, typename
        enable_if<_TMC<_UElements...>::template
                    _MoveConstructibleTuple<_UElements...>()
                  && !_TMC<_UElements...>::template
                    _ImplicitlyMoveConvertibleTuple<_UElements...>(),
        bool>::type=false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
       tuple<_UElements...>&& __in)
 : _Inherited(__tag, __a,
              static_cast<_Tuple_impl<0, _UElements...>&&>(__in))
 { }

      tuple&
      operator=(const tuple& __in)
      {
 static_cast<_Inherited&>(*this) = __in;
 return *this;
      }

      tuple&
      operator=(tuple&& __in)
      noexcept(is_nothrow_move_assignable<_Inherited>::value)
      {
 static_cast<_Inherited&>(*this) = std::move(__in);
 return *this;
      }

      template<typename... _UElements, typename = typename
        enable_if<sizeof...(_UElements)
    == sizeof...(_Elements)>::type>
        tuple&
        operator=(const tuple<_UElements...>& __in)
        {
   static_cast<_Inherited&>(*this) = __in;
   return *this;
 }

      template<typename... _UElements, typename = typename
        enable_if<sizeof...(_UElements)
    == sizeof...(_Elements)>::type>
        tuple&
        operator=(tuple<_UElements...>&& __in)
        {
   static_cast<_Inherited&>(*this) = std::move(__in);
   return *this;
 }

      void
      swap(tuple& __in)
      noexcept(noexcept(__in._M_swap(__in)))
      { _Inherited::_M_swap(__in); }
    };


  template<>
    class tuple<>
    {
    public:
      void swap(tuple&) noexcept { }
    };



  template<typename _T1, typename _T2>
    class tuple<_T1, _T2> : public _Tuple_impl<0, _T1, _T2>
    {
      typedef _Tuple_impl<0, _T1, _T2> _Inherited;

    public:
      template <typename _U1 = _T1,
                typename _U2 = _T2,
                typename enable_if<__and_<
                                     __is_implicitly_default_constructible<_U1>,
                                     __is_implicitly_default_constructible<_U2>>
                                   ::value, bool>::type = true>

      constexpr tuple()
      : _Inherited() { }

      template <typename _U1 = _T1,
                typename _U2 = _T2,
                typename enable_if<
                  __and_<
                    is_default_constructible<_U1>,
                    is_default_constructible<_U2>,
                    __not_<
                      __and_<__is_implicitly_default_constructible<_U1>,
                             __is_implicitly_default_constructible<_U2>>>>
                  ::value, bool>::type = false>

      explicit constexpr tuple()
      : _Inherited() { }



      template<typename _Dummy> using _TCC =
        _TC<is_same<_Dummy, void>::value, _T1, _T2>;

      template<typename _Dummy = void, typename
               enable_if<_TCC<_Dummy>::template
                           _ConstructibleTuple<_T1, _T2>()
                         && _TCC<_Dummy>::template
                           _ImplicitlyConvertibleTuple<_T1, _T2>(),
 bool>::type = true>
        constexpr tuple(const _T1& __a1, const _T2& __a2)
        : _Inherited(__a1, __a2) { }

      template<typename _Dummy = void, typename
               enable_if<_TCC<_Dummy>::template
                           _ConstructibleTuple<_T1, _T2>()
                         && !_TCC<_Dummy>::template
                           _ImplicitlyConvertibleTuple<_T1, _T2>(),
 bool>::type = false>
        explicit constexpr tuple(const _T1& __a1, const _T2& __a2)
        : _Inherited(__a1, __a2) { }



      using _TMC = _TC<true, _T1, _T2>;

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        constexpr tuple(_U1&& __a1, _U2&& __a2)
 : _Inherited(std::forward<_U1>(__a1), std::forward<_U2>(__a2)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit constexpr tuple(_U1&& __a1, _U2&& __a2)
 : _Inherited(std::forward<_U1>(__a1), std::forward<_U2>(__a2)) { }

      constexpr tuple(const tuple&) = default;

      constexpr tuple(tuple&&) = default;

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        constexpr tuple(const tuple<_U1, _U2>& __in)
 : _Inherited(static_cast<const _Tuple_impl<0, _U1, _U2>&>(__in)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit constexpr tuple(const tuple<_U1, _U2>& __in)
 : _Inherited(static_cast<const _Tuple_impl<0, _U1, _U2>&>(__in)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        constexpr tuple(tuple<_U1, _U2>&& __in)
 : _Inherited(static_cast<_Tuple_impl<0, _U1, _U2>&&>(__in)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit constexpr tuple(tuple<_U1, _U2>&& __in)
 : _Inherited(static_cast<_Tuple_impl<0, _U1, _U2>&&>(__in)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        constexpr tuple(const pair<_U1, _U2>& __in)
 : _Inherited(__in.first, __in.second) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit constexpr tuple(const pair<_U1, _U2>& __in)
 : _Inherited(__in.first, __in.second) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        constexpr tuple(pair<_U1, _U2>&& __in)
 : _Inherited(std::forward<_U1>(__in.first),
       std::forward<_U2>(__in.second)) { }

      template<typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit constexpr tuple(pair<_U1, _U2>&& __in)
 : _Inherited(std::forward<_U1>(__in.first),
       std::forward<_U2>(__in.second)) { }



      template<typename _Alloc>
 tuple(allocator_arg_t __tag, const _Alloc& __a)
 : _Inherited(__tag, __a) { }

      template<typename _Alloc, typename _Dummy = void,
               typename enable_if<
                 _TCC<_Dummy>::template
                   _ConstructibleTuple<_T1, _T2>()
                 && _TCC<_Dummy>::template
                   _ImplicitlyConvertibleTuple<_T1, _T2>(),
               bool>::type=true>

 tuple(allocator_arg_t __tag, const _Alloc& __a,
       const _T1& __a1, const _T2& __a2)
 : _Inherited(__tag, __a, __a1, __a2) { }

      template<typename _Alloc, typename _Dummy = void,
               typename enable_if<
                 _TCC<_Dummy>::template
                   _ConstructibleTuple<_T1, _T2>()
                 && !_TCC<_Dummy>::template
                   _ImplicitlyConvertibleTuple<_T1, _T2>(),
               bool>::type=false>

 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
       const _T1& __a1, const _T2& __a2)
 : _Inherited(__tag, __a, __a1, __a2) { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
 tuple(allocator_arg_t __tag, const _Alloc& __a, _U1&& __a1, _U2&& __a2)
 : _Inherited(__tag, __a, std::forward<_U1>(__a1),
              std::forward<_U2>(__a2)) { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
                       _U1&& __a1, _U2&& __a2)
 : _Inherited(__tag, __a, std::forward<_U1>(__a1),
              std::forward<_U2>(__a2)) { }

      template<typename _Alloc>
 tuple(allocator_arg_t __tag, const _Alloc& __a, const tuple& __in)
 : _Inherited(__tag, __a, static_cast<const _Inherited&>(__in)) { }

      template<typename _Alloc>
 tuple(allocator_arg_t __tag, const _Alloc& __a, tuple&& __in)
 : _Inherited(__tag, __a, static_cast<_Inherited&&>(__in)) { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
 tuple(allocator_arg_t __tag, const _Alloc& __a,
       const tuple<_U1, _U2>& __in)
 : _Inherited(__tag, __a,
              static_cast<const _Tuple_impl<0, _U1, _U2>&>(__in))
 { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
       const tuple<_U1, _U2>& __in)
 : _Inherited(__tag, __a,
              static_cast<const _Tuple_impl<0, _U1, _U2>&>(__in))
 { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
 tuple(allocator_arg_t __tag, const _Alloc& __a, tuple<_U1, _U2>&& __in)
 : _Inherited(__tag, __a, static_cast<_Tuple_impl<0, _U1, _U2>&&>(__in))
 { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
 explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
                       tuple<_U1, _U2>&& __in)
 : _Inherited(__tag, __a, static_cast<_Tuple_impl<0, _U1, _U2>&&>(__in))
 { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        tuple(allocator_arg_t __tag, const _Alloc& __a,
       const pair<_U1, _U2>& __in)
 : _Inherited(__tag, __a, __in.first, __in.second) { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _ConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
       const pair<_U1, _U2>& __in)
 : _Inherited(__tag, __a, __in.first, __in.second) { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && _TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = true>
        tuple(allocator_arg_t __tag, const _Alloc& __a, pair<_U1, _U2>&& __in)
 : _Inherited(__tag, __a, std::forward<_U1>(__in.first),
       std::forward<_U2>(__in.second)) { }

      template<typename _Alloc, typename _U1, typename _U2, typename
        enable_if<_TMC::template
                    _MoveConstructibleTuple<_U1, _U2>()
                  && !_TMC::template
                    _ImplicitlyMoveConvertibleTuple<_U1, _U2>(),
 bool>::type = false>
        explicit tuple(allocator_arg_t __tag, const _Alloc& __a,
                       pair<_U1, _U2>&& __in)
 : _Inherited(__tag, __a, std::forward<_U1>(__in.first),
       std::forward<_U2>(__in.second)) { }

      tuple&
      operator=(const tuple& __in)
      {
 static_cast<_Inherited&>(*this) = __in;
 return *this;
      }

      tuple&
      operator=(tuple&& __in)
      noexcept(is_nothrow_move_assignable<_Inherited>::value)
      {
 static_cast<_Inherited&>(*this) = std::move(__in);
 return *this;
      }

      template<typename _U1, typename _U2>
        tuple&
        operator=(const tuple<_U1, _U2>& __in)
        {
   static_cast<_Inherited&>(*this) = __in;
   return *this;
 }

      template<typename _U1, typename _U2>
        tuple&
        operator=(tuple<_U1, _U2>&& __in)
        {
   static_cast<_Inherited&>(*this) = std::move(__in);
   return *this;
 }

      template<typename _U1, typename _U2>
        tuple&
        operator=(const pair<_U1, _U2>& __in)
        {
   this->_M_head(*this) = __in.first;
   this->_M_tail(*this)._M_head(*this) = __in.second;
   return *this;
 }

      template<typename _U1, typename _U2>
        tuple&
        operator=(pair<_U1, _U2>&& __in)
        {
   this->_M_head(*this) = std::forward<_U1>(__in.first);
   this->_M_tail(*this)._M_head(*this) = std::forward<_U2>(__in.second);
   return *this;
 }

      void
      swap(tuple& __in)
      noexcept(noexcept(__in._M_swap(__in)))
      { _Inherited::_M_swap(__in); }
    };






  template<std::size_t __i, typename _Head, typename... _Tail>
    struct tuple_element<__i, tuple<_Head, _Tail...> >
    : tuple_element<__i - 1, tuple<_Tail...> > { };




  template<typename _Head, typename... _Tail>
    struct tuple_element<0, tuple<_Head, _Tail...> >
    {
      typedef _Head type;
    };


  template<typename... _Elements>
    struct tuple_size<tuple<_Elements...>>
    : public integral_constant<std::size_t, sizeof...(_Elements)> { };

  template<std::size_t __i, typename _Head, typename... _Tail>
    constexpr _Head&
    __get_helper(_Tuple_impl<__i, _Head, _Tail...>& __t) noexcept
    { return _Tuple_impl<__i, _Head, _Tail...>::_M_head(__t); }

  template<std::size_t __i, typename _Head, typename... _Tail>
    constexpr const _Head&
    __get_helper(const _Tuple_impl<__i, _Head, _Tail...>& __t) noexcept
    { return _Tuple_impl<__i, _Head, _Tail...>::_M_head(__t); }


  template<std::size_t __i, typename... _Elements>
    constexpr __tuple_element_t<__i, tuple<_Elements...>>&
    get(tuple<_Elements...>& __t) noexcept
    { return std::__get_helper<__i>(__t); }


  template<std::size_t __i, typename... _Elements>
    constexpr const __tuple_element_t<__i, tuple<_Elements...>>&
    get(const tuple<_Elements...>& __t) noexcept
    { return std::__get_helper<__i>(__t); }


  template<std::size_t __i, typename... _Elements>
    constexpr __tuple_element_t<__i, tuple<_Elements...>>&&
    get(tuple<_Elements...>&& __t) noexcept
    {
      typedef __tuple_element_t<__i, tuple<_Elements...>> __element_type;
      return std::forward<__element_type&&>(std::get<__i>(__t));
    }





  template<typename _Head, size_t __i, typename... _Tail>
    constexpr _Head&
    __get_helper2(_Tuple_impl<__i, _Head, _Tail...>& __t) noexcept
    { return _Tuple_impl<__i, _Head, _Tail...>::_M_head(__t); }

  template<typename _Head, size_t __i, typename... _Tail>
    constexpr const _Head&
    __get_helper2(const _Tuple_impl<__i, _Head, _Tail...>& __t) noexcept
    { return _Tuple_impl<__i, _Head, _Tail...>::_M_head(__t); }


  template <typename _Tp, typename... _Types>
    constexpr _Tp&
    get(tuple<_Types...>& __t) noexcept
    { return std::__get_helper2<_Tp>(__t); }


  template <typename _Tp, typename... _Types>
    constexpr _Tp&&
    get(tuple<_Types...>&& __t) noexcept
    { return std::forward<_Tp&&>(std::__get_helper2<_Tp>(__t)); }


  template <typename _Tp, typename... _Types>
    constexpr const _Tp&
    get(const tuple<_Types...>& __t) noexcept
    { return std::__get_helper2<_Tp>(__t); }



  template<typename _Tp, typename _Up, size_t __i, size_t __size>
    struct __tuple_compare
    {
      static constexpr bool
      __eq(const _Tp& __t, const _Up& __u)
      {
 return bool(std::get<__i>(__t) == std::get<__i>(__u))
   && __tuple_compare<_Tp, _Up, __i + 1, __size>::__eq(__t, __u);
      }

      static constexpr bool
      __less(const _Tp& __t, const _Up& __u)
      {
 return bool(std::get<__i>(__t) < std::get<__i>(__u))
   || (!bool(std::get<__i>(__u) < std::get<__i>(__t))
       && __tuple_compare<_Tp, _Up, __i + 1, __size>::__less(__t, __u));
      }
    };

  template<typename _Tp, typename _Up, size_t __size>
    struct __tuple_compare<_Tp, _Up, __size, __size>
    {
      static constexpr bool
      __eq(const _Tp&, const _Up&) { return true; }

      static constexpr bool
      __less(const _Tp&, const _Up&) { return false; }
    };

  template<typename... _TElements, typename... _UElements>
    constexpr bool
    operator==(const tuple<_TElements...>& __t,
        const tuple<_UElements...>& __u)
    {
      static_assert(sizeof...(_TElements) == sizeof...(_UElements),
   "tuple objects can only be compared if they have equal sizes.");
      using __compare = __tuple_compare<tuple<_TElements...>,
     tuple<_UElements...>,
     0, sizeof...(_TElements)>;
      return __compare::__eq(__t, __u);
    }

  template<typename... _TElements, typename... _UElements>
    constexpr bool
    operator<(const tuple<_TElements...>& __t,
       const tuple<_UElements...>& __u)
    {
      static_assert(sizeof...(_TElements) == sizeof...(_UElements),
   "tuple objects can only be compared if they have equal sizes.");
      using __compare = __tuple_compare<tuple<_TElements...>,
     tuple<_UElements...>,
     0, sizeof...(_TElements)>;
      return __compare::__less(__t, __u);
    }

  template<typename... _TElements, typename... _UElements>
    constexpr bool
    operator!=(const tuple<_TElements...>& __t,
        const tuple<_UElements...>& __u)
    { return !(__t == __u); }

  template<typename... _TElements, typename... _UElements>
    constexpr bool
    operator>(const tuple<_TElements...>& __t,
       const tuple<_UElements...>& __u)
    { return __u < __t; }

  template<typename... _TElements, typename... _UElements>
    constexpr bool
    operator<=(const tuple<_TElements...>& __t,
        const tuple<_UElements...>& __u)
    { return !(__u < __t); }

  template<typename... _TElements, typename... _UElements>
    constexpr bool
    operator>=(const tuple<_TElements...>& __t,
        const tuple<_UElements...>& __u)
    { return !(__t < __u); }


  template<typename... _Elements>
    constexpr tuple<typename __decay_and_strip<_Elements>::__type...>
    make_tuple(_Elements&&... __args)
    {
      typedef tuple<typename __decay_and_strip<_Elements>::__type...>
 __result_type;
      return __result_type(std::forward<_Elements>(__args)...);
    }



  template<typename... _Elements>
    constexpr tuple<_Elements&&...>
    forward_as_tuple(_Elements&&... __args) noexcept
    { return tuple<_Elements&&...>(std::forward<_Elements>(__args)...); }

  template<typename... _Tps>
    struct __is_tuple_like_impl<tuple<_Tps...>> : true_type
    { };


  template<typename _Tp>
    struct __is_tuple_like
    : public __is_tuple_like_impl<typename std::remove_cv
            <typename std::remove_reference<_Tp>::type>::type>::type
    { };

  template<size_t, typename, typename, size_t>
    struct __make_tuple_impl;

  template<size_t _Idx, typename _Tuple, typename... _Tp, size_t _Nm>
    struct __make_tuple_impl<_Idx, tuple<_Tp...>, _Tuple, _Nm>
    : __make_tuple_impl<_Idx + 1,
   tuple<_Tp..., __tuple_element_t<_Idx, _Tuple>>,
   _Tuple, _Nm>
    { };

  template<std::size_t _Nm, typename _Tuple, typename... _Tp>
    struct __make_tuple_impl<_Nm, tuple<_Tp...>, _Tuple, _Nm>
    {
      typedef tuple<_Tp...> __type;
    };

  template<typename _Tuple>
    struct __do_make_tuple
    : __make_tuple_impl<0, tuple<>, _Tuple, std::tuple_size<_Tuple>::value>
    { };


  template<typename _Tuple>
    struct __make_tuple
    : public __do_make_tuple<typename std::remove_cv
            <typename std::remove_reference<_Tuple>::type>::type>
    { };


  template<typename...>
    struct __combine_tuples;

  template<>
    struct __combine_tuples<>
    {
      typedef tuple<> __type;
    };

  template<typename... _Ts>
    struct __combine_tuples<tuple<_Ts...>>
    {
      typedef tuple<_Ts...> __type;
    };

  template<typename... _T1s, typename... _T2s, typename... _Rem>
    struct __combine_tuples<tuple<_T1s...>, tuple<_T2s...>, _Rem...>
    {
      typedef typename __combine_tuples<tuple<_T1s..., _T2s...>,
     _Rem...>::__type __type;
    };


  template<typename... _Tpls>
    struct __tuple_cat_result
    {
      typedef typename __combine_tuples
        <typename __make_tuple<_Tpls>::__type...>::__type __type;
    };



  template<typename...>
    struct __make_1st_indices;

  template<>
    struct __make_1st_indices<>
    {
      typedef std::_Index_tuple<> __type;
    };

  template<typename _Tp, typename... _Tpls>
    struct __make_1st_indices<_Tp, _Tpls...>
    {
      typedef typename std::_Build_index_tuple<std::tuple_size<
 typename std::remove_reference<_Tp>::type>::value>::__type __type;
    };




  template<typename _Ret, typename _Indices, typename... _Tpls>
    struct __tuple_concater;

  template<typename _Ret, std::size_t... _Is, typename _Tp, typename... _Tpls>
    struct __tuple_concater<_Ret, std::_Index_tuple<_Is...>, _Tp, _Tpls...>
    {
      template<typename... _Us>
        static constexpr _Ret
        _S_do(_Tp&& __tp, _Tpls&&... __tps, _Us&&... __us)
        {
   typedef typename __make_1st_indices<_Tpls...>::__type __idx;
   typedef __tuple_concater<_Ret, __idx, _Tpls...> __next;
   return __next::_S_do(std::forward<_Tpls>(__tps)...,
          std::forward<_Us>(__us)...,
          std::get<_Is>(std::forward<_Tp>(__tp))...);
 }
    };

  template<typename _Ret>
    struct __tuple_concater<_Ret, std::_Index_tuple<>>
    {
      template<typename... _Us>
 static constexpr _Ret
 _S_do(_Us&&... __us)
        {
   return _Ret(std::forward<_Us>(__us)...);
 }
    };


  template<typename... _Tpls, typename = typename
           enable_if<__and_<__is_tuple_like<_Tpls>...>::value>::type>
    constexpr auto
    tuple_cat(_Tpls&&... __tpls)
    -> typename __tuple_cat_result<_Tpls...>::__type
    {
      typedef typename __tuple_cat_result<_Tpls...>::__type __ret;
      typedef typename __make_1st_indices<_Tpls...>::__type __idx;
      typedef __tuple_concater<__ret, __idx, _Tpls...> __concater;
      return __concater::_S_do(std::forward<_Tpls>(__tpls)...);
    }




  template<typename... _Elements>
    constexpr tuple<_Elements&...>
    tie(_Elements&... __args) noexcept
    { return tuple<_Elements&...>(__args...); }


  template<typename... _Elements>
    inline void
    swap(tuple<_Elements...>& __x, tuple<_Elements...>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }



  struct _Swallow_assign
  {
    template<class _Tp>
      const _Swallow_assign&
      operator=(const _Tp&) const
      { return *this; }
  };

  const _Swallow_assign ignore{};


  template<typename... _Types, typename _Alloc>
    struct uses_allocator<tuple<_Types...>, _Alloc> : true_type { };


  template<class _T1, class _T2>
    template<typename... _Args1, typename... _Args2>
      inline
      pair<_T1, _T2>::
      pair(piecewise_construct_t,
    tuple<_Args1...> __first, tuple<_Args2...> __second)
      : pair(__first, __second,
      typename _Build_index_tuple<sizeof...(_Args1)>::__type(),
      typename _Build_index_tuple<sizeof...(_Args2)>::__type())
      { }

  template<class _T1, class _T2>
    template<typename... _Args1, std::size_t... _Indexes1,
             typename... _Args2, std::size_t... _Indexes2>
      inline
      pair<_T1, _T2>::
      pair(tuple<_Args1...>& __tuple1, tuple<_Args2...>& __tuple2,
    _Index_tuple<_Indexes1...>, _Index_tuple<_Indexes2...>)
      : first(std::forward<_Args1>(std::get<_Indexes1>(__tuple1))...),
        second(std::forward<_Args2>(std::get<_Indexes2>(__tuple2))...)
      { }




}
# 56 "/usr/include/c++/6.2.1/functional" 2 3




namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _MemberPointer>
    class _Mem_fn;
  template<typename _Tp, typename _Class>
    _Mem_fn<_Tp _Class::*>
    mem_fn(_Tp _Class::*) noexcept;


  template<typename _Functor, typename = __void_t<>>
    struct _Maybe_get_result_type
    { };

  template<typename _Functor>
    struct _Maybe_get_result_type<_Functor,
      __void_t<typename _Functor::result_type>>
    { typedef typename _Functor::result_type result_type; };





  template<typename _Functor>
    struct _Weak_result_type_impl
    : _Maybe_get_result_type<_Functor>
    { };


  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes...)>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes......)>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes...) const>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes......) const>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes...) volatile>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes......) volatile>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes...) const volatile>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(_ArgTypes......) const volatile>
    { typedef _Res result_type; };


  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(&)(_ArgTypes...)>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(&)(_ArgTypes......)>
    { typedef _Res result_type; };


  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(*)(_ArgTypes...)>
    { typedef _Res result_type; };

  template<typename _Res, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res(*)(_ArgTypes......)>
    { typedef _Res result_type; };


  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes...)>
    { typedef _Res result_type; };

  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes......)>
    { typedef _Res result_type; };


  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes...) const>
    { typedef _Res result_type; };

  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes......) const>
    { typedef _Res result_type; };


  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes...) volatile>
    { typedef _Res result_type; };

  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes......) volatile>
    { typedef _Res result_type; };


  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes...)
      const volatile>
    { typedef _Res result_type; };

  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Weak_result_type_impl<_Res (_Class::*)(_ArgTypes......)
      const volatile>
    { typedef _Res result_type; };





  template<typename _Functor>
    struct _Weak_result_type
    : _Weak_result_type_impl<typename remove_cv<_Functor>::type>
    { };

  template<typename _Tp, typename _Up = typename decay<_Tp>::type>
    struct _Unwrap
    {
      using type = _Tp&&;


      static constexpr _Tp&&
      _S_fwd(_Tp& __t) noexcept { return static_cast<_Tp&&>(__t); }
    };

  template<typename _Tp, typename _Up>
    struct _Unwrap<_Tp, reference_wrapper<_Up>>
    {
      using type = _Up&;


      static _Up&
      _S_fwd(const _Tp& __t) noexcept { __t.get(); }
    };



  template<typename _Tp>
    inline typename _Unwrap<_Tp>::type
    __invfwd(typename remove_reference<_Tp>::type& __t) noexcept
    { return _Unwrap<_Tp>::_S_fwd(__t); }

  template<typename _Res, typename _Fn, typename... _Args>
    inline _Res
    __invoke_impl(__invoke_other, _Fn&& __f, _Args&&... __args)
    noexcept(noexcept(std::forward<_Fn>(__f)(std::forward<_Args>(__args)...)))
    { return std::forward<_Fn>(__f)(std::forward<_Args>(__args)...); }

  template<typename _Res, typename _MemFun, typename _Tp, typename... _Args>
    inline _Res
    __invoke_impl(__invoke_memfun_ref, _MemFun&& __f, _Tp&& __t,
    _Args&&... __args)
    noexcept(noexcept(
   (__invfwd<_Tp>(__t).*__f)(std::forward<_Args>(__args)...)))
    { return (__invfwd<_Tp>(__t).*__f)(std::forward<_Args>(__args)...); }

  template<typename _Res, typename _MemFun, typename _Tp, typename... _Args>
    inline _Res
    __invoke_impl(__invoke_memfun_deref, _MemFun&& __f, _Tp&& __t,
    _Args&&... __args)
    noexcept(noexcept(
   ((*std::forward<_Tp>(__t)).*__f)(std::forward<_Args>(__args)...)))
    {
      return ((*std::forward<_Tp>(__t)).*__f)(std::forward<_Args>(__args)...);
    }

  template<typename _Res, typename _MemFun, typename _Tp, typename... _Args>
    inline _Res
    __invoke_impl(__invoke_memobj_ref, _MemFun&& __f, _Tp&& __t)
    noexcept(noexcept(__invfwd<_Tp>(__t).*__f))
    { return __invfwd<_Tp>(__t).*__f; }

  template<typename _Res, typename _MemFun, typename _Tp, typename... _Args>
    inline _Res
    __invoke_impl(__invoke_memobj_deref, _MemFun&& __f, _Tp&& __t,
    _Args&&... __args)
    noexcept(noexcept((*std::forward<_Tp>(__t)).*__f))
    { return (*std::forward<_Tp>(__t)).*__f; }


  template<typename _Callable, typename... _Args>
    inline typename result_of<_Callable&&(_Args&&...)>::type
    __invoke(_Callable&& __fn, _Args&&... __args)
    {
      using __result_of = result_of<_Callable&&(_Args&&...)>;
      using __type = typename __result_of::type;
      using __tag = typename __result_of::__invoke_type;
      return std::__invoke_impl<__type>(__tag{}, std::forward<_Callable>(__fn),
     std::forward<_Args>(__args)...);
    }
# 281 "/usr/include/c++/6.2.1/functional" 3
  template<bool _Unary, bool _Binary, typename _Tp>
    struct _Reference_wrapper_base_impl;


  template<typename _Tp>
    struct _Reference_wrapper_base_impl<false, false, _Tp>
    : _Weak_result_type<_Tp>
    { };


  template<typename _Tp>
    struct _Reference_wrapper_base_impl<true, false, _Tp>
    : _Weak_result_type<_Tp>
    {
      typedef typename _Tp::argument_type argument_type;
    };


  template<typename _Tp>
    struct _Reference_wrapper_base_impl<false, true, _Tp>
    : _Weak_result_type<_Tp>
    {
      typedef typename _Tp::first_argument_type first_argument_type;
      typedef typename _Tp::second_argument_type second_argument_type;
    };


   template<typename _Tp>
    struct _Reference_wrapper_base_impl<true, true, _Tp>
    : _Weak_result_type<_Tp>
    {
      typedef typename _Tp::argument_type argument_type;
      typedef typename _Tp::first_argument_type first_argument_type;
      typedef typename _Tp::second_argument_type second_argument_type;
    };

  template<typename _Tp, typename = __void_t<>> struct __has_argument_type : false_type { }; template<typename _Tp> struct __has_argument_type<_Tp, __void_t<typename _Tp::argument_type>> : true_type { };
  template<typename _Tp, typename = __void_t<>> struct __has_first_argument_type : false_type { }; template<typename _Tp> struct __has_first_argument_type<_Tp, __void_t<typename _Tp::first_argument_type>> : true_type { };
  template<typename _Tp, typename = __void_t<>> struct __has_second_argument_type : false_type { }; template<typename _Tp> struct __has_second_argument_type<_Tp, __void_t<typename _Tp::second_argument_type>> : true_type { };







  template<typename _Tp>
    struct _Reference_wrapper_base
    : _Reference_wrapper_base_impl<
      __has_argument_type<_Tp>::value,
      __has_first_argument_type<_Tp>::value
      && __has_second_argument_type<_Tp>::value,
      _Tp>
    { };


  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res(_T1)>
    : unary_function<_T1, _Res>
    { };

  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res(_T1) const>
    : unary_function<_T1, _Res>
    { };

  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res(_T1) volatile>
    : unary_function<_T1, _Res>
    { };

  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res(_T1) const volatile>
    : unary_function<_T1, _Res>
    { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res(_T1, _T2)>
    : binary_function<_T1, _T2, _Res>
    { };

  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res(_T1, _T2) const>
    : binary_function<_T1, _T2, _Res>
    { };

  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res(_T1, _T2) volatile>
    : binary_function<_T1, _T2, _Res>
    { };

  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res(_T1, _T2) const volatile>
    : binary_function<_T1, _T2, _Res>
    { };


  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res(*)(_T1)>
    : unary_function<_T1, _Res>
    { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res(*)(_T1, _T2)>
    : binary_function<_T1, _T2, _Res>
    { };


  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res (_T1::*)()>
    : unary_function<_T1*, _Res>
    { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res (_T1::*)(_T2)>
    : binary_function<_T1*, _T2, _Res>
    { };


  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res (_T1::*)() const>
    : unary_function<const _T1*, _Res>
    { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res (_T1::*)(_T2) const>
    : binary_function<const _T1*, _T2, _Res>
    { };


  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res (_T1::*)() volatile>
    : unary_function<volatile _T1*, _Res>
    { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res (_T1::*)(_T2) volatile>
    : binary_function<volatile _T1*, _T2, _Res>
    { };


  template<typename _Res, typename _T1>
    struct _Reference_wrapper_base<_Res (_T1::*)() const volatile>
    : unary_function<const volatile _T1*, _Res>
    { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Reference_wrapper_base<_Res (_T1::*)(_T2) const volatile>
    : binary_function<const volatile _T1*, _T2, _Res>
    { };






  template<typename _Tp>
    class reference_wrapper
    : public _Reference_wrapper_base<typename remove_cv<_Tp>::type>
    {
      _Tp* _M_data;

    public:
      typedef _Tp type;

      reference_wrapper(_Tp& __indata) noexcept
      : _M_data(std::__addressof(__indata))
      { }

      reference_wrapper(_Tp&&) = delete;

      reference_wrapper(const reference_wrapper&) = default;

      reference_wrapper&
      operator=(const reference_wrapper&) = default;

      operator _Tp&() const noexcept
      { return this->get(); }

      _Tp&
      get() const noexcept
      { return *_M_data; }

      template<typename... _Args>
 typename result_of<_Tp&(_Args&&...)>::type
 operator()(_Args&&... __args) const
 {
   return std::__invoke(get(), std::forward<_Args>(__args)...);
 }
    };



  template<typename _Tp>
    inline reference_wrapper<_Tp>
    ref(_Tp& __t) noexcept
    { return reference_wrapper<_Tp>(__t); }


  template<typename _Tp>
    inline reference_wrapper<const _Tp>
    cref(const _Tp& __t) noexcept
    { return reference_wrapper<const _Tp>(__t); }

  template<typename _Tp>
    void ref(const _Tp&&) = delete;

  template<typename _Tp>
    void cref(const _Tp&&) = delete;


  template<typename _Tp>
    inline reference_wrapper<_Tp>
    ref(reference_wrapper<_Tp> __t) noexcept
    { return ref(__t.get()); }


  template<typename _Tp>
    inline reference_wrapper<const _Tp>
    cref(reference_wrapper<_Tp> __t) noexcept
    { return cref(__t.get()); }



  template<typename... _Types>
    struct _Pack : integral_constant<size_t, sizeof...(_Types)>
    { };

  template<typename _From, typename _To, bool = _From::value == _To::value>
    struct _AllConvertible : false_type
    { };

  template<typename... _From, typename... _To>
    struct _AllConvertible<_Pack<_From...>, _Pack<_To...>, true>
    : __and_<is_convertible<_From, _To>...>
    { };

  template<typename _Tp1, typename _Tp2>
    using _NotSame = __not_<is_same<typename std::decay<_Tp1>::type,
        typename std::decay<_Tp2>::type>>;






  template<typename _Res, typename... _ArgTypes>
    struct _Maybe_unary_or_binary_function { };


  template<typename _Res, typename _T1>
    struct _Maybe_unary_or_binary_function<_Res, _T1>
    : std::unary_function<_T1, _Res> { };


  template<typename _Res, typename _T1, typename _T2>
    struct _Maybe_unary_or_binary_function<_Res, _T1, _T2>
    : std::binary_function<_T1, _T2, _Res> { };

  template<typename _Signature>
    struct _Mem_fn_traits;

  template<typename _Res, typename _Class, typename... _ArgTypes>
    struct _Mem_fn_traits_base
    {
      using __result_type = _Res;
      using __maybe_type
 = _Maybe_unary_or_binary_function<_Res, _Class*, _ArgTypes...>;
      using __arity = integral_constant<size_t, sizeof...(_ArgTypes)>;
    };
# 578 "/usr/include/c++/6.2.1/functional" 3
template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) > : _Mem_fn_traits_base<_Res, _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) > : _Mem_fn_traits_base<_Res, _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) const > : _Mem_fn_traits_base<_Res, const _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) const > : _Mem_fn_traits_base<_Res, const _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) volatile > : _Mem_fn_traits_base<_Res, volatile _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) volatile > : _Mem_fn_traits_base<_Res, volatile _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) const volatile > : _Mem_fn_traits_base<_Res, const volatile _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) const volatile > : _Mem_fn_traits_base<_Res, const volatile _Class, _ArgTypes...> { using __vararg = true_type; };
template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) &> : _Mem_fn_traits_base<_Res, _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) &> : _Mem_fn_traits_base<_Res, _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) const &> : _Mem_fn_traits_base<_Res, const _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) const &> : _Mem_fn_traits_base<_Res, const _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) volatile &> : _Mem_fn_traits_base<_Res, volatile _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) volatile &> : _Mem_fn_traits_base<_Res, volatile _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) const volatile &> : _Mem_fn_traits_base<_Res, const volatile _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) const volatile &> : _Mem_fn_traits_base<_Res, const volatile _Class, _ArgTypes...> { using __vararg = true_type; };
template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) &&> : _Mem_fn_traits_base<_Res, _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) &&> : _Mem_fn_traits_base<_Res, _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) const &&> : _Mem_fn_traits_base<_Res, const _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) const &&> : _Mem_fn_traits_base<_Res, const _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) volatile &&> : _Mem_fn_traits_base<_Res, volatile _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) volatile &&> : _Mem_fn_traits_base<_Res, volatile _Class, _ArgTypes...> { using __vararg = true_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes...) const volatile &&> : _Mem_fn_traits_base<_Res, const volatile _Class, _ArgTypes...> { using __vararg = false_type; }; template<typename _Res, typename _Class, typename... _ArgTypes> struct _Mem_fn_traits<_Res (_Class::*)(_ArgTypes... ...) const volatile &&> : _Mem_fn_traits_base<_Res, const volatile _Class, _ArgTypes...> { using __vararg = true_type; };




  template<typename _MemFunPtr,
    bool __is_mem_fn = is_member_function_pointer<_MemFunPtr>::value>
    class _Mem_fn_base
    : public _Mem_fn_traits<_MemFunPtr>::__maybe_type
    {
      using _Traits = _Mem_fn_traits<_MemFunPtr>;

      using _Arity = typename _Traits::__arity;
      using _Varargs = typename _Traits::__vararg;

      template<typename _Func, typename... _BoundArgs>
 friend struct _Bind_check_arity;

      _MemFunPtr _M_pmf;

    public:

      using result_type = typename _Traits::__result_type;

      explicit constexpr
      _Mem_fn_base(_MemFunPtr __pmf) noexcept : _M_pmf(__pmf) { }

      template<typename... _Args>
 auto
 operator()(_Args&&... __args) const
 noexcept(noexcept(
       std::__invoke(_M_pmf, std::forward<_Args>(__args)...)))
 -> decltype(std::__invoke(_M_pmf, std::forward<_Args>(__args)...))
 { return std::__invoke(_M_pmf, std::forward<_Args>(__args)...); }
    };


  template<typename _MemObjPtr>
    class _Mem_fn_base<_MemObjPtr, false>
    {
      using _Arity = integral_constant<size_t, 0>;
      using _Varargs = false_type;

      template<typename _Func, typename... _BoundArgs>
 friend struct _Bind_check_arity;

      _MemObjPtr _M_pm;

    public:
      explicit constexpr
      _Mem_fn_base(_MemObjPtr __pm) noexcept : _M_pm(__pm) { }

      template<typename _Tp>
 auto
 operator()(_Tp&& __obj) const
 noexcept(noexcept(std::__invoke(_M_pm, std::forward<_Tp>(__obj))))
 -> decltype(std::__invoke(_M_pm, std::forward<_Tp>(__obj)))
 { return std::__invoke(_M_pm, std::forward<_Tp>(__obj)); }
    };

  template<typename _Res, typename _Class>
    struct _Mem_fn<_Res _Class::*>
    : _Mem_fn_base<_Res _Class::*>
    {
      using _Mem_fn_base<_Res _Class::*>::_Mem_fn_base;
    };
# 654 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Tp, typename _Class>
    inline _Mem_fn<_Tp _Class::*>
    mem_fn(_Tp _Class::* __pm) noexcept
    {
      return _Mem_fn<_Tp _Class::*>(__pm);
    }
# 669 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Tp>
    struct is_bind_expression
    : public false_type { };
# 680 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Tp>
    struct is_placeholder
    : public integral_constant<int, 0>
    { };




  template<int _Num> struct _Placeholder { };

 





  namespace placeholders
  {
 




    extern const _Placeholder<1> _1;
    extern const _Placeholder<2> _2;
    extern const _Placeholder<3> _3;
    extern const _Placeholder<4> _4;
    extern const _Placeholder<5> _5;
    extern const _Placeholder<6> _6;
    extern const _Placeholder<7> _7;
    extern const _Placeholder<8> _8;
    extern const _Placeholder<9> _9;
    extern const _Placeholder<10> _10;
    extern const _Placeholder<11> _11;
    extern const _Placeholder<12> _12;
    extern const _Placeholder<13> _13;
    extern const _Placeholder<14> _14;
    extern const _Placeholder<15> _15;
    extern const _Placeholder<16> _16;
    extern const _Placeholder<17> _17;
    extern const _Placeholder<18> _18;
    extern const _Placeholder<19> _19;
    extern const _Placeholder<20> _20;
    extern const _Placeholder<21> _21;
    extern const _Placeholder<22> _22;
    extern const _Placeholder<23> _23;
    extern const _Placeholder<24> _24;
    extern const _Placeholder<25> _25;
    extern const _Placeholder<26> _26;
    extern const _Placeholder<27> _27;
    extern const _Placeholder<28> _28;
    extern const _Placeholder<29> _29;
 
  }

 






  template<int _Num>
    struct is_placeholder<_Placeholder<_Num> >
    : public integral_constant<int, _Num>
    { };

  template<int _Num>
    struct is_placeholder<const _Placeholder<_Num> >
    : public integral_constant<int, _Num>
    { };



 template<std::size_t __i, typename _Tuple>
   using _Safe_tuple_element_t
     = typename enable_if<(__i < tuple_size<_Tuple>::value),
     tuple_element<__i, _Tuple>>::type::type;
# 770 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Arg,
    bool _IsBindExp = is_bind_expression<_Arg>::value,
    bool _IsPlaceholder = (is_placeholder<_Arg>::value > 0)>
    class _Mu;






  template<typename _Tp>
    class _Mu<reference_wrapper<_Tp>, false, false>
    {
    public:




      template<typename _CVRef, typename _Tuple>
 _Tp&
 operator()(_CVRef& __arg, _Tuple&) const volatile
 { return __arg.get(); }
    };







  template<typename _Arg>
    class _Mu<_Arg, true, false>
    {
    public:
      template<typename _CVArg, typename... _Args>
 auto
 operator()(_CVArg& __arg,
     tuple<_Args...>& __tuple) const volatile
 -> decltype(__arg(declval<_Args>()...))
 {

   typedef typename _Build_index_tuple<sizeof...(_Args)>::__type
     _Indexes;
   return this->__call(__arg, __tuple, _Indexes());
 }

    private:


      template<typename _CVArg, typename... _Args, std::size_t... _Indexes>
 auto
 __call(_CVArg& __arg, tuple<_Args...>& __tuple,
        const _Index_tuple<_Indexes...>&) const volatile
 -> decltype(__arg(declval<_Args>()...))
 {
   return __arg(std::forward<_Args>(std::get<_Indexes>(__tuple))...);
 }
    };






  template<typename _Arg>
    class _Mu<_Arg, false, true>
    {
    public:
      template<typename _Tuple>
 _Safe_tuple_element_t<(is_placeholder<_Arg>::value - 1), _Tuple>&&
 operator()(const volatile _Arg&, _Tuple& __tuple) const volatile
 {
   using __type
     = __tuple_element_t<(is_placeholder<_Arg>::value - 1), _Tuple>;
   return std::forward<__type>(
       ::std::get<(is_placeholder<_Arg>::value - 1)>(__tuple));
 }
    };






  template<typename _Arg>
    class _Mu<_Arg, false, false>
    {
    public:
      template<typename _CVArg, typename _Tuple>
 _CVArg&&
 operator()(_CVArg&& __arg, _Tuple&) const volatile
 { return std::forward<_CVArg>(__arg); }
    };






  template<typename _Tp>
    struct _Maybe_wrap_member_pointer
    {
      typedef _Tp type;

      static constexpr const _Tp&
      __do_wrap(const _Tp& __x)
      { return __x; }

      static constexpr _Tp&&
      __do_wrap(_Tp&& __x)
      { return static_cast<_Tp&&>(__x); }
    };






  template<typename _Tp, typename _Class>
    struct _Maybe_wrap_member_pointer<_Tp _Class::*>
    {
      typedef _Mem_fn<_Tp _Class::*> type;

      static constexpr type
      __do_wrap(_Tp _Class::* __pm)
      { return type(__pm); }
    };





  template<>
    struct _Maybe_wrap_member_pointer<void>
    {
      typedef void type;
    };


  template<std::size_t _Ind, typename... _Tp>
    inline auto
    __volget(volatile tuple<_Tp...>& __tuple)
    -> __tuple_element_t<_Ind, tuple<_Tp...>> volatile&
    { return std::get<_Ind>(const_cast<tuple<_Tp...>&>(__tuple)); }


  template<std::size_t _Ind, typename... _Tp>
    inline auto
    __volget(const volatile tuple<_Tp...>& __tuple)
    -> __tuple_element_t<_Ind, tuple<_Tp...>> const volatile&
    { return std::get<_Ind>(const_cast<const tuple<_Tp...>&>(__tuple)); }


  template<typename _Signature>
    struct _Bind;

   template<typename _Functor, typename... _Bound_args>
    class _Bind<_Functor(_Bound_args...)>
    : public _Weak_result_type<_Functor>
    {
      typedef _Bind __self_type;
      typedef typename _Build_index_tuple<sizeof...(_Bound_args)>::__type
 _Bound_indexes;

      _Functor _M_f;
      tuple<_Bound_args...> _M_bound_args;


      template<typename _Result, typename... _Args, std::size_t... _Indexes>
 _Result
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>)
 {
   return _M_f(_Mu<_Bound_args>()
        (std::get<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Result, typename... _Args, std::size_t... _Indexes>
 _Result
 __call_c(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>) const
 {
   return _M_f(_Mu<_Bound_args>()
        (std::get<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Result, typename... _Args, std::size_t... _Indexes>
 _Result
 __call_v(tuple<_Args...>&& __args,
   _Index_tuple<_Indexes...>) volatile
 {
   return _M_f(_Mu<_Bound_args>()
        (__volget<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Result, typename... _Args, std::size_t... _Indexes>
 _Result
 __call_c_v(tuple<_Args...>&& __args,
     _Index_tuple<_Indexes...>) const volatile
 {
   return _M_f(_Mu<_Bound_args>()
        (__volget<_Indexes>(_M_bound_args), __args)...);
 }

     public:
      template<typename... _Args>
 explicit _Bind(const _Functor& __f, _Args&&... __args)
 : _M_f(__f), _M_bound_args(std::forward<_Args>(__args)...)
 { }

      template<typename... _Args>
 explicit _Bind(_Functor&& __f, _Args&&... __args)
 : _M_f(std::move(__f)), _M_bound_args(std::forward<_Args>(__args)...)
 { }

      _Bind(const _Bind&) = default;

      _Bind(_Bind&& __b)
      : _M_f(std::move(__b._M_f)), _M_bound_args(std::move(__b._M_bound_args))
      { }


      template<typename... _Args, typename _Result
 = decltype( std::declval<_Functor&>()(
       _Mu<_Bound_args>()( std::declval<_Bound_args&>(),
      std::declval<tuple<_Args...>&>() )... ) )>
 _Result
 operator()(_Args&&... __args)
 {
   return this->__call<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }


      template<typename... _Args, typename _Result
 = decltype( std::declval<typename enable_if<(sizeof...(_Args) >= 0),
         typename add_const<_Functor>::type&>::type>()(
       _Mu<_Bound_args>()( std::declval<const _Bound_args&>(),
      std::declval<tuple<_Args...>&>() )... ) )>
 _Result
 operator()(_Args&&... __args) const
 {
   return this->__call_c<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }


      template<typename... _Args, typename _Result
 = decltype( std::declval<typename enable_if<(sizeof...(_Args) >= 0),
                       typename add_volatile<_Functor>::type&>::type>()(
       _Mu<_Bound_args>()( std::declval<volatile _Bound_args&>(),
      std::declval<tuple<_Args...>&>() )... ) )>
 _Result
 operator()(_Args&&... __args) volatile
 {
   return this->__call_v<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }


      template<typename... _Args, typename _Result
 = decltype( std::declval<typename enable_if<(sizeof...(_Args) >= 0),
                       typename add_cv<_Functor>::type&>::type>()(
       _Mu<_Bound_args>()( std::declval<const volatile _Bound_args&>(),
      std::declval<tuple<_Args...>&>() )... ) )>
 _Result
 operator()(_Args&&... __args) const volatile
 {
   return this->__call_c_v<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }
    };


  template<typename _Result, typename _Signature>
    struct _Bind_result;

  template<typename _Result, typename _Functor, typename... _Bound_args>
    class _Bind_result<_Result, _Functor(_Bound_args...)>
    {
      typedef _Bind_result __self_type;
      typedef typename _Build_index_tuple<sizeof...(_Bound_args)>::__type
 _Bound_indexes;

      _Functor _M_f;
      tuple<_Bound_args...> _M_bound_args;


      template<typename _Res>
 struct __enable_if_void : enable_if<is_void<_Res>::value, int> { };
      template<typename _Res>
 struct __disable_if_void : enable_if<!is_void<_Res>::value, int> { };


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 _Result
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __disable_if_void<_Res>::type = 0)
 {
   return _M_f(_Mu<_Bound_args>()
        (std::get<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 void
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __enable_if_void<_Res>::type = 0)
 {
   _M_f(_Mu<_Bound_args>()
        (std::get<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 _Result
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __disable_if_void<_Res>::type = 0) const
 {
   return _M_f(_Mu<_Bound_args>()
        (std::get<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 void
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __enable_if_void<_Res>::type = 0) const
 {
   _M_f(_Mu<_Bound_args>()
        (std::get<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 _Result
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __disable_if_void<_Res>::type = 0) volatile
 {
   return _M_f(_Mu<_Bound_args>()
        (__volget<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 void
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __enable_if_void<_Res>::type = 0) volatile
 {
   _M_f(_Mu<_Bound_args>()
        (__volget<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 _Result
 __call(tuple<_Args...>&& __args, _Index_tuple<_Indexes...>,
     typename __disable_if_void<_Res>::type = 0) const volatile
 {
   return _M_f(_Mu<_Bound_args>()
        (__volget<_Indexes>(_M_bound_args), __args)...);
 }


      template<typename _Res, typename... _Args, std::size_t... _Indexes>
 void
 __call(tuple<_Args...>&& __args,
        _Index_tuple<_Indexes...>,
     typename __enable_if_void<_Res>::type = 0) const volatile
 {
   _M_f(_Mu<_Bound_args>()
        (__volget<_Indexes>(_M_bound_args), __args)...);
 }

    public:
      typedef _Result result_type;

      template<typename... _Args>
 explicit _Bind_result(const _Functor& __f, _Args&&... __args)
 : _M_f(__f), _M_bound_args(std::forward<_Args>(__args)...)
 { }

      template<typename... _Args>
 explicit _Bind_result(_Functor&& __f, _Args&&... __args)
 : _M_f(std::move(__f)), _M_bound_args(std::forward<_Args>(__args)...)
 { }

      _Bind_result(const _Bind_result&) = default;

      _Bind_result(_Bind_result&& __b)
      : _M_f(std::move(__b._M_f)), _M_bound_args(std::move(__b._M_bound_args))
      { }


      template<typename... _Args>
 result_type
 operator()(_Args&&... __args)
 {
   return this->__call<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }


      template<typename... _Args>
 result_type
 operator()(_Args&&... __args) const
 {
   return this->__call<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }


      template<typename... _Args>
 result_type
 operator()(_Args&&... __args) volatile
 {
   return this->__call<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }


      template<typename... _Args>
 result_type
 operator()(_Args&&... __args) const volatile
 {
   return this->__call<_Result>(
       std::forward_as_tuple(std::forward<_Args>(__args)...),
       _Bound_indexes());
 }
    };





  template<typename _Signature>
    struct is_bind_expression<_Bind<_Signature> >
    : public true_type { };





  template<typename _Signature>
    struct is_bind_expression<const _Bind<_Signature> >
    : public true_type { };





  template<typename _Signature>
    struct is_bind_expression<volatile _Bind<_Signature> >
    : public true_type { };





  template<typename _Signature>
    struct is_bind_expression<const volatile _Bind<_Signature>>
    : public true_type { };





  template<typename _Result, typename _Signature>
    struct is_bind_expression<_Bind_result<_Result, _Signature>>
    : public true_type { };





  template<typename _Result, typename _Signature>
    struct is_bind_expression<const _Bind_result<_Result, _Signature>>
    : public true_type { };





  template<typename _Result, typename _Signature>
    struct is_bind_expression<volatile _Bind_result<_Result, _Signature>>
    : public true_type { };





  template<typename _Result, typename _Signature>
    struct is_bind_expression<const volatile _Bind_result<_Result, _Signature>>
    : public true_type { };

  template<typename _Func, typename... _BoundArgs>
    struct _Bind_check_arity { };

  template<typename _Ret, typename... _Args, typename... _BoundArgs>
    struct _Bind_check_arity<_Ret (*)(_Args...), _BoundArgs...>
    {
      static_assert(sizeof...(_BoundArgs) == sizeof...(_Args),
                   "Wrong number of arguments for function");
    };

  template<typename _Ret, typename... _Args, typename... _BoundArgs>
    struct _Bind_check_arity<_Ret (*)(_Args......), _BoundArgs...>
    {
      static_assert(sizeof...(_BoundArgs) >= sizeof...(_Args),
                   "Wrong number of arguments for function");
    };

  template<typename _Tp, typename _Class, typename... _BoundArgs>
    struct _Bind_check_arity<_Tp _Class::*, _BoundArgs...>
    {
      using _Arity = typename _Mem_fn<_Tp _Class::*>::_Arity;
      using _Varargs = typename _Mem_fn<_Tp _Class::*>::_Varargs;
      static_assert(_Varargs::value
      ? sizeof...(_BoundArgs) >= _Arity::value + 1
      : sizeof...(_BoundArgs) == _Arity::value + 1,
      "Wrong number of arguments for pointer-to-member");
    };




  template<typename _Tp, typename _Tp2 = typename decay<_Tp>::type>
    using __is_socketlike = __or_<is_integral<_Tp2>, is_enum<_Tp2>>;

  template<bool _SocketLike, typename _Func, typename... _BoundArgs>
    struct _Bind_helper
    : _Bind_check_arity<typename decay<_Func>::type, _BoundArgs...>
    {
      typedef _Maybe_wrap_member_pointer<typename decay<_Func>::type>
 __maybe_type;
      typedef typename __maybe_type::type __func_type;
      typedef _Bind<__func_type(typename decay<_BoundArgs>::type...)> type;
    };




  template<typename _Func, typename... _BoundArgs>
    struct _Bind_helper<true, _Func, _BoundArgs...>
    { };





  template<typename _Func, typename... _BoundArgs>
    inline typename
    _Bind_helper<__is_socketlike<_Func>::value, _Func, _BoundArgs...>::type
    bind(_Func&& __f, _BoundArgs&&... __args)
    {
      typedef _Bind_helper<false, _Func, _BoundArgs...> __helper_type;
      typedef typename __helper_type::__maybe_type __maybe_type;
      typedef typename __helper_type::type __result_type;
      return __result_type(__maybe_type::__do_wrap(std::forward<_Func>(__f)),
      std::forward<_BoundArgs>(__args)...);
    }

  template<typename _Result, typename _Func, typename... _BoundArgs>
    struct _Bindres_helper
    : _Bind_check_arity<typename decay<_Func>::type, _BoundArgs...>
    {
      typedef _Maybe_wrap_member_pointer<typename decay<_Func>::type>
 __maybe_type;
      typedef typename __maybe_type::type __functor_type;
      typedef _Bind_result<_Result,
      __functor_type(typename decay<_BoundArgs>::type...)>
 type;
    };





  template<typename _Result, typename _Func, typename... _BoundArgs>
    inline
    typename _Bindres_helper<_Result, _Func, _BoundArgs...>::type
    bind(_Func&& __f, _BoundArgs&&... __args)
    {
      typedef _Bindres_helper<_Result, _Func, _BoundArgs...> __helper_type;
      typedef typename __helper_type::__maybe_type __maybe_type;
      typedef typename __helper_type::type __result_type;
      return __result_type(__maybe_type::__do_wrap(std::forward<_Func>(__f)),
      std::forward<_BoundArgs>(__args)...);
    }

  template<typename _Signature>
    struct _Bind_simple;

  template<typename _Callable, typename... _Args>
    struct _Bind_simple<_Callable(_Args...)>
    {
      typedef typename result_of<_Callable(_Args...)>::type result_type;

      template<typename _Tp, typename... _Up>
        explicit
        _Bind_simple(_Tp&& __f, _Up&&... __args)
        : _M_bound(std::forward<_Tp>(__f), std::forward<_Up>(__args)...)
        { }

      _Bind_simple(const _Bind_simple&) = default;
      _Bind_simple(_Bind_simple&&) = default;

      result_type
      operator()()
      {
        typedef typename _Build_index_tuple<sizeof...(_Args)>::__type _Indices;
        return _M_invoke(_Indices());
      }

    private:
      template<std::size_t... _Indices>
        typename result_of<_Callable(_Args...)>::type
        _M_invoke(_Index_tuple<_Indices...>)
        {


          return std::forward<_Callable>(std::get<0>(_M_bound))(
              std::forward<_Args>(std::get<_Indices+1>(_M_bound))...);
        }

      std::tuple<_Callable, _Args...> _M_bound;
    };

  template<typename _Func, typename... _BoundArgs>
    struct _Bind_simple_helper
    : _Bind_check_arity<typename decay<_Func>::type, _BoundArgs...>
    {
      typedef _Maybe_wrap_member_pointer<typename decay<_Func>::type>
        __maybe_type;
      typedef typename __maybe_type::type __func_type;
      typedef _Bind_simple<__func_type(typename decay<_BoundArgs>::type...)>
        __type;
    };



  template<typename _Callable, typename... _Args>
    typename _Bind_simple_helper<_Callable, _Args...>::__type
    __bind_simple(_Callable&& __callable, _Args&&... __args)
    {
      typedef _Bind_simple_helper<_Callable, _Args...> __helper_type;
      typedef typename __helper_type::__maybe_type __maybe_type;
      typedef typename __helper_type::__type __result_type;
      return __result_type(
          __maybe_type::__do_wrap( std::forward<_Callable>(__callable)),
          std::forward<_Args>(__args)...);
    }






  class bad_function_call : public std::exception
  {
  public:
    virtual ~bad_function_call() noexcept;

    const char* what() const noexcept;
  };







  template<typename _Tp>
    struct __is_location_invariant
    : is_trivially_copyable<_Tp>::type
    { };

  class _Undefined_class;

  union _Nocopy_types
  {
    void* _M_object;
    const void* _M_const_object;
    void (*_M_function_pointer)();
    void (_Undefined_class::*_M_member_pointer)();
  };

  union _Any_data
  {
    void* _M_access() { return &_M_pod_data[0]; }
    const void* _M_access() const { return &_M_pod_data[0]; }

    template<typename _Tp>
      _Tp&
      _M_access()
      { return *static_cast<_Tp*>(_M_access()); }

    template<typename _Tp>
      const _Tp&
      _M_access() const
      { return *static_cast<const _Tp*>(_M_access()); }

    _Nocopy_types _M_unused;
    char _M_pod_data[sizeof(_Nocopy_types)];
  };

  enum _Manager_operation
  {
    __get_type_info,
    __get_functor_ptr,
    __clone_functor,
    __destroy_functor
  };



  template<typename _Tp>
    struct _Simple_type_wrapper
    {
      _Simple_type_wrapper(_Tp __value) : __value(__value) { }

      _Tp __value;
    };

  template<typename _Tp>
    struct __is_location_invariant<_Simple_type_wrapper<_Tp> >
    : __is_location_invariant<_Tp>
    { };



  template<typename _Functor>
    inline _Functor&
    __callable_functor(_Functor& __f)
    { return __f; }

  template<typename _Member, typename _Class>
    inline _Mem_fn<_Member _Class::*>
    __callable_functor(_Member _Class::* &__p)
    { return std::mem_fn(__p); }

  template<typename _Member, typename _Class>
    inline _Mem_fn<_Member _Class::*>
    __callable_functor(_Member _Class::* const &__p)
    { return std::mem_fn(__p); }

  template<typename _Member, typename _Class>
    inline _Mem_fn<_Member _Class::*>
    __callable_functor(_Member _Class::* volatile &__p)
    { return std::mem_fn(__p); }

  template<typename _Member, typename _Class>
    inline _Mem_fn<_Member _Class::*>
    __callable_functor(_Member _Class::* const volatile &__p)
    { return std::mem_fn(__p); }

  template<typename _Signature>
    class function;


  class _Function_base
  {
  public:
    static const std::size_t _M_max_size = sizeof(_Nocopy_types);
    static const std::size_t _M_max_align = __alignof__(_Nocopy_types);

    template<typename _Functor>
      class _Base_manager
      {
      protected:
 static const bool __stored_locally =
 (__is_location_invariant<_Functor>::value
  && sizeof(_Functor) <= _M_max_size
  && __alignof__(_Functor) <= _M_max_align
  && (_M_max_align % __alignof__(_Functor) == 0));

 typedef integral_constant<bool, __stored_locally> _Local_storage;


 static _Functor*
 _M_get_pointer(const _Any_data& __source)
 {
   const _Functor* __ptr =
     __stored_locally? std::__addressof(__source._M_access<_Functor>())
                                 : __source._M_access<_Functor*>();
   return const_cast<_Functor*>(__ptr);
 }



 static void
 _M_clone(_Any_data& __dest, const _Any_data& __source, true_type)
 {
   new (__dest._M_access()) _Functor(__source._M_access<_Functor>());
 }



 static void
 _M_clone(_Any_data& __dest, const _Any_data& __source, false_type)
 {
   __dest._M_access<_Functor*>() =
     new _Functor(*__source._M_access<_Functor*>());
 }



 static void
 _M_destroy(_Any_data& __victim, true_type)
 {
   __victim._M_access<_Functor>().~_Functor();
 }


 static void
 _M_destroy(_Any_data& __victim, false_type)
 {
   delete __victim._M_access<_Functor*>();
 }

      public:
 static bool
 _M_manager(_Any_data& __dest, const _Any_data& __source,
     _Manager_operation __op)
 {
   switch (__op)
     {

     case __get_type_info:
       __dest._M_access<const type_info*>() = &typeid(_Functor);
       break;

     case __get_functor_ptr:
       __dest._M_access<_Functor*>() = _M_get_pointer(__source);
       break;

     case __clone_functor:
       _M_clone(__dest, __source, _Local_storage());
       break;

     case __destroy_functor:
       _M_destroy(__dest, _Local_storage());
       break;
     }
   return false;
 }

 static void
 _M_init_functor(_Any_data& __functor, _Functor&& __f)
 { _M_init_functor(__functor, std::move(__f), _Local_storage()); }

 template<typename _Signature>
   static bool
   _M_not_empty_function(const function<_Signature>& __f)
   { return static_cast<bool>(__f); }

 template<typename _Tp>
   static bool
   _M_not_empty_function(_Tp* __fp)
   { return __fp != nullptr; }

 template<typename _Class, typename _Tp>
   static bool
   _M_not_empty_function(_Tp _Class::* __mp)
   { return __mp != nullptr; }

 template<typename _Tp>
   static bool
   _M_not_empty_function(const _Tp&)
   { return true; }

      private:
 static void
 _M_init_functor(_Any_data& __functor, _Functor&& __f, true_type)
 { new (__functor._M_access()) _Functor(std::move(__f)); }

 static void
 _M_init_functor(_Any_data& __functor, _Functor&& __f, false_type)
 { __functor._M_access<_Functor*>() = new _Functor(std::move(__f)); }
      };

    template<typename _Functor>
      class _Ref_manager : public _Base_manager<_Functor*>
      {
 typedef _Function_base::_Base_manager<_Functor*> _Base;

      public:
 static bool
 _M_manager(_Any_data& __dest, const _Any_data& __source,
     _Manager_operation __op)
 {
   switch (__op)
     {

     case __get_type_info:
       __dest._M_access<const type_info*>() = &typeid(_Functor);
       break;

     case __get_functor_ptr:
       __dest._M_access<_Functor*>() = *_Base::_M_get_pointer(__source);
       return is_const<_Functor>::value;
       break;

     default:
       _Base::_M_manager(__dest, __source, __op);
     }
   return false;
 }

 static void
 _M_init_functor(_Any_data& __functor, reference_wrapper<_Functor> __f)
 {
   _Base::_M_init_functor(__functor, std::__addressof(__f.get()));
 }
      };

    _Function_base() : _M_manager(nullptr) { }

    ~_Function_base()
    {
      if (_M_manager)
 _M_manager(_M_functor, _M_functor, __destroy_functor);
    }


    bool _M_empty() const { return !_M_manager; }

    typedef bool (*_Manager_type)(_Any_data&, const _Any_data&,
      _Manager_operation);

    _Any_data _M_functor;
    _Manager_type _M_manager;
  };

  template<typename _Signature, typename _Functor>
    class _Function_handler;

  template<typename _Res, typename _Functor, typename... _ArgTypes>
    class _Function_handler<_Res(_ArgTypes...), _Functor>
    : public _Function_base::_Base_manager<_Functor>
    {
      typedef _Function_base::_Base_manager<_Functor> _Base;

    public:
      static _Res
      _M_invoke(const _Any_data& __functor, _ArgTypes&&... __args)
      {
 return (*_Base::_M_get_pointer(__functor))(
     std::forward<_ArgTypes>(__args)...);
      }
    };

  template<typename _Functor, typename... _ArgTypes>
    class _Function_handler<void(_ArgTypes...), _Functor>
    : public _Function_base::_Base_manager<_Functor>
    {
      typedef _Function_base::_Base_manager<_Functor> _Base;

     public:
      static void
      _M_invoke(const _Any_data& __functor, _ArgTypes&&... __args)
      {
 (*_Base::_M_get_pointer(__functor))(
     std::forward<_ArgTypes>(__args)...);
      }
    };

  template<typename _Res, typename _Functor, typename... _ArgTypes>
    class _Function_handler<_Res(_ArgTypes...), reference_wrapper<_Functor> >
    : public _Function_base::_Ref_manager<_Functor>
    {
      typedef _Function_base::_Ref_manager<_Functor> _Base;

     public:
      static _Res
      _M_invoke(const _Any_data& __functor, _ArgTypes&&... __args)
      {
 return std::__callable_functor(**_Base::_M_get_pointer(__functor))(
       std::forward<_ArgTypes>(__args)...);
      }
    };

  template<typename _Functor, typename... _ArgTypes>
    class _Function_handler<void(_ArgTypes...), reference_wrapper<_Functor> >
    : public _Function_base::_Ref_manager<_Functor>
    {
      typedef _Function_base::_Ref_manager<_Functor> _Base;

     public:
      static void
      _M_invoke(const _Any_data& __functor, _ArgTypes&&... __args)
      {
 std::__callable_functor(**_Base::_M_get_pointer(__functor))(
     std::forward<_ArgTypes>(__args)...);
      }
    };

  template<typename _Class, typename _Member, typename _Res,
    typename... _ArgTypes>
    class _Function_handler<_Res(_ArgTypes...), _Member _Class::*>
    : public _Function_handler<void(_ArgTypes...), _Member _Class::*>
    {
      typedef _Function_handler<void(_ArgTypes...), _Member _Class::*>
 _Base;

     public:
      static _Res
      _M_invoke(const _Any_data& __functor, _ArgTypes&&... __args)
      {
 return std::mem_fn(_Base::_M_get_pointer(__functor)->__value)(
     std::forward<_ArgTypes>(__args)...);
      }
    };

  template<typename _Class, typename _Member, typename... _ArgTypes>
    class _Function_handler<void(_ArgTypes...), _Member _Class::*>
    : public _Function_base::_Base_manager<
   _Simple_type_wrapper< _Member _Class::* > >
    {
      typedef _Member _Class::* _Functor;
      typedef _Simple_type_wrapper<_Functor> _Wrapper;
      typedef _Function_base::_Base_manager<_Wrapper> _Base;

    public:
      static bool
      _M_manager(_Any_data& __dest, const _Any_data& __source,
   _Manager_operation __op)
      {
 switch (__op)
   {

   case __get_type_info:
     __dest._M_access<const type_info*>() = &typeid(_Functor);
     break;

   case __get_functor_ptr:
     __dest._M_access<_Functor*>() =
       &_Base::_M_get_pointer(__source)->__value;
     break;

   default:
     _Base::_M_manager(__dest, __source, __op);
   }
 return false;
      }

      static void
      _M_invoke(const _Any_data& __functor, _ArgTypes&&... __args)
      {
 std::mem_fn(_Base::_M_get_pointer(__functor)->__value)(
     std::forward<_ArgTypes>(__args)...);
      }
    };

  template<typename _From, typename _To>
    using __check_func_return_type
      = __or_<is_void<_To>, is_same<_From, _To>, is_convertible<_From, _To>>;







  template<typename _Res, typename... _ArgTypes>
    class function<_Res(_ArgTypes...)>
    : public _Maybe_unary_or_binary_function<_Res, _ArgTypes...>,
      private _Function_base
    {
      typedef _Res _Signature_type(_ArgTypes...);

      template<typename _Func,
        typename _Res2 = typename result_of<_Func&(_ArgTypes...)>::type>
 struct _Callable : __check_func_return_type<_Res2, _Res> { };



      template<typename _Tp>
 struct _Callable<function, _Tp> : false_type { };

      template<typename _Cond, typename _Tp>
 using _Requires = typename enable_if<_Cond::value, _Tp>::type;

    public:
      typedef _Res result_type;







      function() noexcept
      : _Function_base() { }





      function(nullptr_t) noexcept
      : _Function_base() { }
# 1888 "/usr/include/c++/6.2.1/functional" 3
      function(const function& __x);
# 1897 "/usr/include/c++/6.2.1/functional" 3
      function(function&& __x) : _Function_base()
      {
 __x.swap(*this);
      }
# 1920 "/usr/include/c++/6.2.1/functional" 3
      template<typename _Functor,
        typename = _Requires<__not_<is_same<_Functor, function>>, void>,
        typename = _Requires<_Callable<_Functor>, void>>
 function(_Functor);
# 1937 "/usr/include/c++/6.2.1/functional" 3
      function&
      operator=(const function& __x)
      {
 function(__x).swap(*this);
 return *this;
      }
# 1955 "/usr/include/c++/6.2.1/functional" 3
      function&
      operator=(function&& __x)
      {
 function(std::move(__x)).swap(*this);
 return *this;
      }
# 1969 "/usr/include/c++/6.2.1/functional" 3
      function&
      operator=(nullptr_t) noexcept
      {
 if (_M_manager)
   {
     _M_manager(_M_functor, _M_functor, __destroy_functor);
     _M_manager = nullptr;
     _M_invoker = nullptr;
   }
 return *this;
      }
# 1997 "/usr/include/c++/6.2.1/functional" 3
      template<typename _Functor>
 _Requires<_Callable<typename decay<_Functor>::type>, function&>
 operator=(_Functor&& __f)
 {
   function(std::forward<_Functor>(__f)).swap(*this);
   return *this;
 }


      template<typename _Functor>
 function&
 operator=(reference_wrapper<_Functor> __f) noexcept
 {
   function(__f).swap(*this);
   return *this;
 }
# 2023 "/usr/include/c++/6.2.1/functional" 3
      void swap(function& __x)
      {
 std::swap(_M_functor, __x._M_functor);
 std::swap(_M_manager, __x._M_manager);
 std::swap(_M_invoker, __x._M_invoker);
      }
# 2051 "/usr/include/c++/6.2.1/functional" 3
      explicit operator bool() const noexcept
      { return !_M_empty(); }
# 2064 "/usr/include/c++/6.2.1/functional" 3
      _Res operator()(_ArgTypes... __args) const;
# 2077 "/usr/include/c++/6.2.1/functional" 3
      const type_info& target_type() const noexcept;
# 2088 "/usr/include/c++/6.2.1/functional" 3
      template<typename _Functor> _Functor* target() noexcept;


      template<typename _Functor> const _Functor* target() const noexcept;


    private:
      using _Invoker_type = _Res (*)(const _Any_data&, _ArgTypes&&...);
      _Invoker_type _M_invoker;
  };


  template<typename _Res, typename... _ArgTypes>
    function<_Res(_ArgTypes...)>::
    function(const function& __x)
    : _Function_base()
    {
      if (static_cast<bool>(__x))
 {
   __x._M_manager(_M_functor, __x._M_functor, __clone_functor);
   _M_invoker = __x._M_invoker;
   _M_manager = __x._M_manager;
 }
    }

  template<typename _Res, typename... _ArgTypes>
    template<typename _Functor, typename, typename>
      function<_Res(_ArgTypes...)>::
      function(_Functor __f)
      : _Function_base()
      {
 typedef _Function_handler<_Signature_type, _Functor> _My_handler;

 if (_My_handler::_M_not_empty_function(__f))
   {
     _My_handler::_M_init_functor(_M_functor, std::move(__f));
     _M_invoker = &_My_handler::_M_invoke;
     _M_manager = &_My_handler::_M_manager;
   }
      }

  template<typename _Res, typename... _ArgTypes>
    _Res
    function<_Res(_ArgTypes...)>::
    operator()(_ArgTypes... __args) const
    {
      if (_M_empty())
 __throw_bad_function_call();
      return _M_invoker(_M_functor, std::forward<_ArgTypes>(__args)...);
    }


  template<typename _Res, typename... _ArgTypes>
    const type_info&
    function<_Res(_ArgTypes...)>::
    target_type() const noexcept
    {
      if (_M_manager)
 {
   _Any_data __typeinfo_result;
   _M_manager(__typeinfo_result, _M_functor, __get_type_info);
   return *__typeinfo_result._M_access<const type_info*>();
 }
      else
 return typeid(void);
    }

  template<typename _Res, typename... _ArgTypes>
    template<typename _Functor>
      _Functor*
      function<_Res(_ArgTypes...)>::
      target() noexcept
      {
 if (typeid(_Functor) == target_type() && _M_manager)
   {
     _Any_data __ptr;
     if (_M_manager(__ptr, _M_functor, __get_functor_ptr)
  && !is_const<_Functor>::value)
       return 0;
     else
       return __ptr._M_access<_Functor*>();
   }
 else
   return 0;
      }

  template<typename _Res, typename... _ArgTypes>
    template<typename _Functor>
      const _Functor*
      function<_Res(_ArgTypes...)>::
      target() const noexcept
      {
 if (typeid(_Functor) == target_type() && _M_manager)
   {
     _Any_data __ptr;
     _M_manager(__ptr, _M_functor, __get_functor_ptr);
     return __ptr._M_access<const _Functor*>();
   }
 else
   return 0;
      }
# 2200 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Res, typename... _Args>
    inline bool
    operator==(const function<_Res(_Args...)>& __f, nullptr_t) noexcept
    { return !static_cast<bool>(__f); }


  template<typename _Res, typename... _Args>
    inline bool
    operator==(nullptr_t, const function<_Res(_Args...)>& __f) noexcept
    { return !static_cast<bool>(__f); }
# 2218 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Res, typename... _Args>
    inline bool
    operator!=(const function<_Res(_Args...)>& __f, nullptr_t) noexcept
    { return static_cast<bool>(__f); }


  template<typename _Res, typename... _Args>
    inline bool
    operator!=(nullptr_t, const function<_Res(_Args...)>& __f) noexcept
    { return static_cast<bool>(__f); }
# 2236 "/usr/include/c++/6.2.1/functional" 3
  template<typename _Res, typename... _Args>
    inline void
    swap(function<_Res(_Args...)>& __x, function<_Res(_Args...)>& __y)
    { __x.swap(__y); }


}
# 8 "../../include/cppunit/TestCaller.h" 2








# 15 "../../include/cppunit/TestCaller.h"
namespace CppUnit {
# 105 "../../include/cppunit/TestCaller.h"
template <class Fixture>
class TestCaller : public TestCase
{
  typedef void (Fixture::*TestMethod)();

public:






  TestCaller( std::string name, TestMethod test ) :
     TestCase( name ),
     m_ownFixture( true ),
     m_fixture( new Fixture() ),
     m_test_function( std::bind(test, m_fixture) )
  {
  }
# 134 "../../include/cppunit/TestCaller.h"
  TestCaller(std::string name, TestMethod test, Fixture& fixture) :
     TestCase( name ),
     m_ownFixture( false ),
     m_fixture( &fixture ),
     m_test_function( std::bind(test, &fixture) )
  {
  }
# 151 "../../include/cppunit/TestCaller.h"
  TestCaller(std::string name, TestMethod test, Fixture* fixture) :
     TestCase( name ),
     m_ownFixture( true ),
     m_fixture( fixture ),
     m_test_function( std::bind(test, fixture) )
  {
  }

  TestCaller(std::string name, std::function<void()> test_function, Fixture* fixture):
      TestCase(name),
      m_ownFixture(true),
      m_fixture(fixture),
      m_test_function(test_function)
    {
    }

  ~TestCaller()
  {
    if (m_ownFixture)
      delete m_fixture;
  }

  void runTest()
  {
      m_test_function();
  }

  void setUp()
  {
   m_fixture->setUp ();
  }

  void tearDown()
  {
   m_fixture->tearDown ();
  }

  std::string toString() const
  {
   return "TestCaller " + getName();
  }

private:
  TestCaller( const TestCaller &other );
  TestCaller &operator =( const TestCaller &other );

private:
  bool m_ownFixture;
  Fixture *m_fixture;
  std::function<void()> m_test_function;
};



}
# 10 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "../../include/cppunit/TestSuite.h" 1
# 11 "../../include/cppunit/TestSuite.h"
# 1 "../../include/cppunit/TestComposite.h" 1






namespace CppUnit {
# 17 "../../include/cppunit/TestComposite.h"
class TestComposite : public Test
{
public:
  TestComposite( const std::string &name = "" );

  ~TestComposite();

  void run( TestResult *result );

  int countTestCases() const;

  std::string getName() const;

private:
  TestComposite( const TestComposite &other );
  TestComposite &operator =( const TestComposite &other );

  virtual void doStartSuite( TestResult *controller );
  virtual void doRunChildTests( TestResult *controller );
  virtual void doEndSuite( TestResult *controller );

private:
  const std::string m_name;
};


}
# 12 "../../include/cppunit/TestSuite.h" 2
# 1 "/usr/include/c++/6.2.1/vector" 1 3
# 58 "/usr/include/c++/6.2.1/vector" 3
       
# 59 "/usr/include/c++/6.2.1/vector" 3





# 1 "/usr/include/c++/6.2.1/bits/stl_vector.h" 1 3
# 66 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3

# 66 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{



  template<typename _Tp, typename _Alloc>
    struct _Vector_base
    {
      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
        rebind<_Tp>::other _Tp_alloc_type;
      typedef typename __gnu_cxx::__alloc_traits<_Tp_alloc_type>::pointer
        pointer;

      struct _Vector_impl
      : public _Tp_alloc_type
      {
 pointer _M_start;
 pointer _M_finish;
 pointer _M_end_of_storage;

 _Vector_impl()
 : _Tp_alloc_type(), _M_start(), _M_finish(), _M_end_of_storage()
 { }

 _Vector_impl(_Tp_alloc_type const& __a) noexcept
 : _Tp_alloc_type(__a), _M_start(), _M_finish(), _M_end_of_storage()
 { }


 _Vector_impl(_Tp_alloc_type&& __a) noexcept
 : _Tp_alloc_type(std::move(__a)),
   _M_start(), _M_finish(), _M_end_of_storage()
 { }


 void _M_swap_data(_Vector_impl& __x) noexcept
 {
   std::swap(_M_start, __x._M_start);
   std::swap(_M_finish, __x._M_finish);
   std::swap(_M_end_of_storage, __x._M_end_of_storage);
 }
      };

    public:
      typedef _Alloc allocator_type;

      _Tp_alloc_type&
      _M_get_Tp_allocator() noexcept
      { return *static_cast<_Tp_alloc_type*>(&this->_M_impl); }

      const _Tp_alloc_type&
      _M_get_Tp_allocator() const noexcept
      { return *static_cast<const _Tp_alloc_type*>(&this->_M_impl); }

      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_get_Tp_allocator()); }

      _Vector_base()
      : _M_impl() { }

      _Vector_base(const allocator_type& __a) noexcept
      : _M_impl(__a) { }

      _Vector_base(size_t __n)
      : _M_impl()
      { _M_create_storage(__n); }

      _Vector_base(size_t __n, const allocator_type& __a)
      : _M_impl(__a)
      { _M_create_storage(__n); }


      _Vector_base(_Tp_alloc_type&& __a) noexcept
      : _M_impl(std::move(__a)) { }

      _Vector_base(_Vector_base&& __x) noexcept
      : _M_impl(std::move(__x._M_get_Tp_allocator()))
      { this->_M_impl._M_swap_data(__x._M_impl); }

      _Vector_base(_Vector_base&& __x, const allocator_type& __a)
      : _M_impl(__a)
      {
 if (__x.get_allocator() == __a)
   this->_M_impl._M_swap_data(__x._M_impl);
 else
   {
     size_t __n = __x._M_impl._M_finish - __x._M_impl._M_start;
     _M_create_storage(__n);
   }
      }


      ~_Vector_base() noexcept
      { _M_deallocate(this->_M_impl._M_start, this->_M_impl._M_end_of_storage
        - this->_M_impl._M_start); }

    public:
      _Vector_impl _M_impl;

      pointer
      _M_allocate(size_t __n)
      {
 typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Tr;
 return __n != 0 ? _Tr::allocate(_M_impl, __n) : pointer();
      }

      void
      _M_deallocate(pointer __p, size_t __n)
      {
 typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Tr;
 if (__p)
   _Tr::deallocate(_M_impl, __p, __n);
      }

    private:
      void
      _M_create_storage(size_t __n)
      {
 this->_M_impl._M_start = this->_M_allocate(__n);
 this->_M_impl._M_finish = this->_M_impl._M_start;
 this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n;
      }
    };
# 213 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
  template<typename _Tp, typename _Alloc = std::allocator<_Tp> >
    class vector : protected _Vector_base<_Tp, _Alloc>
    {

      typedef typename _Alloc::value_type _Alloc_value_type;



     

      typedef _Vector_base<_Tp, _Alloc> _Base;
      typedef typename _Base::_Tp_alloc_type _Tp_alloc_type;
      typedef __gnu_cxx::__alloc_traits<_Tp_alloc_type> _Alloc_traits;

    public:
      typedef _Tp value_type;
      typedef typename _Base::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;
      typedef __gnu_cxx::__normal_iterator<pointer, vector> iterator;
      typedef __gnu_cxx::__normal_iterator<const_pointer, vector>
      const_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
      typedef std::reverse_iterator<iterator> reverse_iterator;
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef _Alloc allocator_type;

    protected:
      using _Base::_M_allocate;
      using _Base::_M_deallocate;
      using _Base::_M_impl;
      using _Base::_M_get_Tp_allocator;

    public:






      vector()

      noexcept(is_nothrow_default_constructible<_Alloc>::value)

      : _Base() { }





      explicit
      vector(const allocator_type& __a) noexcept
      : _Base(__a) { }
# 278 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      explicit
      vector(size_type __n, const allocator_type& __a = allocator_type())
      : _Base(__n, __a)
      { _M_default_initialize(__n); }
# 291 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector(size_type __n, const value_type& __value,
      const allocator_type& __a = allocator_type())
      : _Base(__n, __a)
      { _M_fill_initialize(__n, __value); }
# 320 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector(const vector& __x)
      : _Base(__x.size(),
        _Alloc_traits::_S_select_on_copy(__x._M_get_Tp_allocator()))
      { this->_M_impl._M_finish =
   std::__uninitialized_copy_a(__x.begin(), __x.end(),
          this->_M_impl._M_start,
          _M_get_Tp_allocator());
      }
# 337 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector(vector&& __x) noexcept
      : _Base(std::move(__x)) { }


      vector(const vector& __x, const allocator_type& __a)
      : _Base(__x.size(), __a)
      { this->_M_impl._M_finish =
   std::__uninitialized_copy_a(__x.begin(), __x.end(),
          this->_M_impl._M_start,
          _M_get_Tp_allocator());
      }


      vector(vector&& __rv, const allocator_type& __m)
      noexcept(_Alloc_traits::_S_always_equal())
      : _Base(std::move(__rv), __m)
      {
 if (__rv.get_allocator() != __m)
   {
     this->_M_impl._M_finish =
       std::__uninitialized_move_a(__rv.begin(), __rv.end(),
       this->_M_impl._M_start,
       _M_get_Tp_allocator());
     __rv.clear();
   }
      }
# 375 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector(initializer_list<value_type> __l,
      const allocator_type& __a = allocator_type())
      : _Base(__a)
      {
 _M_range_initialize(__l.begin(), __l.end(),
       random_access_iterator_tag());
      }
# 401 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        vector(_InputIterator __first, _InputIterator __last,
        const allocator_type& __a = allocator_type())
 : _Base(__a)
        { _M_initialize_dispatch(__first, __last, __false_type()); }
# 425 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      ~vector() noexcept
      { std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
        _M_get_Tp_allocator()); }
# 437 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector&
      operator=(const vector& __x);
# 449 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector&
      operator=(vector&& __x) noexcept(_Alloc_traits::_S_nothrow_move())
      {
        constexpr bool __move_storage =
          _Alloc_traits::_S_propagate_on_move_assign()
          || _Alloc_traits::_S_always_equal();
        _M_move_assign(std::move(__x), __bool_constant<__move_storage>());
 return *this;
      }
# 470 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      vector&
      operator=(initializer_list<value_type> __l)
      {
 this->assign(__l.begin(), __l.end());
 return *this;
      }
# 488 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      assign(size_type __n, const value_type& __val)
      { _M_fill_assign(__n, __val); }
# 505 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        void
        assign(_InputIterator __first, _InputIterator __last)
        { _M_assign_dispatch(__first, __last, __false_type()); }
# 533 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      assign(initializer_list<value_type> __l)
      { this->assign(__l.begin(), __l.end()); }



      using _Base::get_allocator;







      iterator
      begin() noexcept
      { return iterator(this->_M_impl._M_start); }






      const_iterator
      begin() const noexcept
      { return const_iterator(this->_M_impl._M_start); }






      iterator
      end() noexcept
      { return iterator(this->_M_impl._M_finish); }






      const_iterator
      end() const noexcept
      { return const_iterator(this->_M_impl._M_finish); }






      reverse_iterator
      rbegin() noexcept
      { return reverse_iterator(end()); }






      const_reverse_iterator
      rbegin() const noexcept
      { return const_reverse_iterator(end()); }






      reverse_iterator
      rend() noexcept
      { return reverse_iterator(begin()); }






      const_reverse_iterator
      rend() const noexcept
      { return const_reverse_iterator(begin()); }







      const_iterator
      cbegin() const noexcept
      { return const_iterator(this->_M_impl._M_start); }






      const_iterator
      cend() const noexcept
      { return const_iterator(this->_M_impl._M_finish); }






      const_reverse_iterator
      crbegin() const noexcept
      { return const_reverse_iterator(end()); }






      const_reverse_iterator
      crend() const noexcept
      { return const_reverse_iterator(begin()); }




      size_type
      size() const noexcept
      { return size_type(this->_M_impl._M_finish - this->_M_impl._M_start); }


      size_type
      max_size() const noexcept
      { return _Alloc_traits::max_size(_M_get_Tp_allocator()); }
# 673 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      resize(size_type __new_size)
      {
 if (__new_size > size())
   _M_default_append(__new_size - size());
 else if (__new_size < size())
   _M_erase_at_end(this->_M_impl._M_start + __new_size);
      }
# 693 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      resize(size_type __new_size, const value_type& __x)
      {
 if (__new_size > size())
   insert(end(), __new_size - size(), __x);
 else if (__new_size < size())
   _M_erase_at_end(this->_M_impl._M_start + __new_size);
      }
# 725 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      shrink_to_fit()
      { _M_shrink_to_fit(); }






      size_type
      capacity() const noexcept
      { return size_type(this->_M_impl._M_end_of_storage
    - this->_M_impl._M_start); }





      bool
      empty() const noexcept
      { return begin() == end(); }
# 764 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      reserve(size_type __n);
# 779 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      reference
      operator[](size_type __n) noexcept
      { return *(this->_M_impl._M_start + __n); }
# 794 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      const_reference
      operator[](size_type __n) const noexcept
      { return *(this->_M_impl._M_start + __n); }

    protected:

      void
      _M_range_check(size_type __n) const
      {
 if (__n >= this->size())
   __throw_out_of_range_fmt(("vector::_M_range_check: __n " "(which is %zu) >= this->size() " "(which is %zu)")

                            ,
       __n, this->size());
      }

    public:
# 822 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      reference
      at(size_type __n)
      {
 _M_range_check(__n);
 return (*this)[__n];
      }
# 840 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      const_reference
      at(size_type __n) const
      {
 _M_range_check(__n);
 return (*this)[__n];
      }





      reference
      front() noexcept
      { return *begin(); }





      const_reference
      front() const noexcept
      { return *begin(); }





      reference
      back() noexcept
      { return *(end() - 1); }





      const_reference
      back() const noexcept
      { return *(end() - 1); }
# 887 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      _Tp*



      data() noexcept
      { return _M_data_ptr(this->_M_impl._M_start); }


      const _Tp*



      data() const noexcept
      { return _M_data_ptr(this->_M_impl._M_start); }
# 913 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      push_back(const value_type& __x)
      {
 if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)
   {
     _Alloc_traits::construct(this->_M_impl, this->_M_impl._M_finish,
                              __x);
     ++this->_M_impl._M_finish;
   }
 else

   _M_emplace_back_aux(__x);



      }


      void
      push_back(value_type&& __x)
      { emplace_back(std::move(__x)); }

      template<typename... _Args>
        void
        emplace_back(_Args&&... __args);
# 949 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      pop_back() noexcept
      {
 --this->_M_impl._M_finish;
 _Alloc_traits::destroy(this->_M_impl, this->_M_impl._M_finish);
      }
# 969 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename... _Args>
        iterator
        emplace(const_iterator __position, _Args&&... __args);
# 984 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      iterator
      insert(const_iterator __position, const value_type& __x);
# 1014 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      iterator
      insert(const_iterator __position, value_type&& __x)
      { return emplace(__position, std::move(__x)); }
# 1031 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      iterator
      insert(const_iterator __position, initializer_list<value_type> __l)
      { return this->insert(__position, __l.begin(), __l.end()); }
# 1051 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      iterator
      insert(const_iterator __position, size_type __n, const value_type& __x)
      {
 difference_type __offset = __position - cbegin();
 _M_fill_insert(begin() + __offset, __n, __x);
 return begin() + __offset;
      }
# 1093 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename _InputIterator,
        typename = std::_RequireInputIter<_InputIterator>>
        iterator
        insert(const_iterator __position, _InputIterator __first,
        _InputIterator __last)
        {
   difference_type __offset = __position - cbegin();
   _M_insert_dispatch(begin() + __offset,
        __first, __last, __false_type());
   return begin() + __offset;
 }
# 1145 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      iterator

      erase(const_iterator __position)
      { return _M_erase(begin() + (__position - cbegin())); }
# 1172 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      iterator

      erase(const_iterator __first, const_iterator __last)
      {
 const auto __beg = begin();
 const auto __cbeg = cbegin();
 return _M_erase(__beg + (__first - __cbeg), __beg + (__last - __cbeg));
      }
# 1194 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      void
      swap(vector& __x) noexcept
      {
 this->_M_impl._M_swap_data(__x._M_impl);
 _Alloc_traits::_S_on_swap(_M_get_Tp_allocator(),
                           __x._M_get_Tp_allocator());
      }







      void
      clear() noexcept
      { _M_erase_at_end(this->_M_impl._M_start); }

    protected:




      template<typename _ForwardIterator>
        pointer
        _M_allocate_and_copy(size_type __n,
        _ForwardIterator __first, _ForwardIterator __last)
        {
   pointer __result = this->_M_allocate(__n);
   try
     {
       std::__uninitialized_copy_a(__first, __last, __result,
       _M_get_Tp_allocator());
       return __result;
     }
   catch(...)
     {
       _M_deallocate(__result, __n);
       throw;
     }
 }
# 1243 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename _Integer>
        void
        _M_initialize_dispatch(_Integer __n, _Integer __value, __true_type)
        {
   this->_M_impl._M_start = _M_allocate(static_cast<size_type>(__n));
   this->_M_impl._M_end_of_storage =
     this->_M_impl._M_start + static_cast<size_type>(__n);
   _M_fill_initialize(static_cast<size_type>(__n), __value);
 }


      template<typename _InputIterator>
        void
        _M_initialize_dispatch(_InputIterator __first, _InputIterator __last,
          __false_type)
        {
   typedef typename std::iterator_traits<_InputIterator>::
     iterator_category _IterCategory;
   _M_range_initialize(__first, __last, _IterCategory());
 }


      template<typename _InputIterator>
        void
        _M_range_initialize(_InputIterator __first,
       _InputIterator __last, std::input_iterator_tag)
        {
   for (; __first != __last; ++__first)

     emplace_back(*__first);



 }


      template<typename _ForwardIterator>
        void
        _M_range_initialize(_ForwardIterator __first,
       _ForwardIterator __last, std::forward_iterator_tag)
        {
   const size_type __n = std::distance(__first, __last);
   this->_M_impl._M_start = this->_M_allocate(__n);
   this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n;
   this->_M_impl._M_finish =
     std::__uninitialized_copy_a(__first, __last,
     this->_M_impl._M_start,
     _M_get_Tp_allocator());
 }



      void
      _M_fill_initialize(size_type __n, const value_type& __value)
      {
 this->_M_impl._M_finish =
   std::__uninitialized_fill_n_a(this->_M_impl._M_start, __n, __value,
     _M_get_Tp_allocator());
      }



      void
      _M_default_initialize(size_type __n)
      {
 this->_M_impl._M_finish =
   std::__uninitialized_default_n_a(this->_M_impl._M_start, __n,
        _M_get_Tp_allocator());
      }
# 1321 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename _Integer>
        void
        _M_assign_dispatch(_Integer __n, _Integer __val, __true_type)
        { _M_fill_assign(__n, __val); }


      template<typename _InputIterator>
        void
        _M_assign_dispatch(_InputIterator __first, _InputIterator __last,
      __false_type)
        {
   typedef typename std::iterator_traits<_InputIterator>::
     iterator_category _IterCategory;
   _M_assign_aux(__first, __last, _IterCategory());
 }


      template<typename _InputIterator>
        void
        _M_assign_aux(_InputIterator __first, _InputIterator __last,
        std::input_iterator_tag);


      template<typename _ForwardIterator>
        void
        _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last,
        std::forward_iterator_tag);



      void
      _M_fill_assign(size_type __n, const value_type& __val);
# 1361 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
      template<typename _Integer>
        void
        _M_insert_dispatch(iterator __pos, _Integer __n, _Integer __val,
      __true_type)
        { _M_fill_insert(__pos, __n, __val); }


      template<typename _InputIterator>
        void
        _M_insert_dispatch(iterator __pos, _InputIterator __first,
      _InputIterator __last, __false_type)
        {
   typedef typename std::iterator_traits<_InputIterator>::
     iterator_category _IterCategory;
   _M_range_insert(__pos, __first, __last, _IterCategory());
 }


      template<typename _InputIterator>
        void
        _M_range_insert(iterator __pos, _InputIterator __first,
   _InputIterator __last, std::input_iterator_tag);


      template<typename _ForwardIterator>
        void
        _M_range_insert(iterator __pos, _ForwardIterator __first,
   _ForwardIterator __last, std::forward_iterator_tag);



      void
      _M_fill_insert(iterator __pos, size_type __n, const value_type& __x);



      void
      _M_default_append(size_type __n);

      bool
      _M_shrink_to_fit();







      template<typename... _Args>
        void
        _M_insert_aux(iterator __position, _Args&&... __args);

      template<typename... _Args>
        void
        _M_emplace_back_aux(_Args&&... __args);



      size_type
      _M_check_len(size_type __n, const char* __s) const
      {
 if (max_size() - size() < __n)
   __throw_length_error((__s));

 const size_type __len = size() + std::max(size(), __n);
 return (__len < size() || __len > max_size()) ? max_size() : __len;
      }





      void
      _M_erase_at_end(pointer __pos) noexcept
      {
 std::_Destroy(__pos, this->_M_impl._M_finish, _M_get_Tp_allocator());
 this->_M_impl._M_finish = __pos;
      }

      iterator
      _M_erase(iterator __position);

      iterator
      _M_erase(iterator __first, iterator __last);


    private:



      void
      _M_move_assign(vector&& __x, std::true_type) noexcept
      {
 vector __tmp(get_allocator());
 this->_M_impl._M_swap_data(__tmp._M_impl);
 this->_M_impl._M_swap_data(__x._M_impl);
 std::__alloc_on_move(_M_get_Tp_allocator(), __x._M_get_Tp_allocator());
      }



      void
      _M_move_assign(vector&& __x, std::false_type)
      {
 if (__x._M_get_Tp_allocator() == this->_M_get_Tp_allocator())
   _M_move_assign(std::move(__x), std::true_type());
 else
   {


     this->assign(std::__make_move_if_noexcept_iterator(__x.begin()),
    std::__make_move_if_noexcept_iterator(__x.end()));
     __x.clear();
   }
      }



      template<typename _Up>
 _Up*
 _M_data_ptr(_Up* __ptr) const
 { return __ptr; }

      template<typename _Ptr>
 typename std::pointer_traits<_Ptr>::element_type*
 _M_data_ptr(_Ptr __ptr) const
 { return empty() ? nullptr : std::__addressof(*__ptr); }






    };
# 1507 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
  template<typename _Tp, typename _Alloc>
    inline bool
    operator==(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
    { return (__x.size() == __y.size()
       && std::equal(__x.begin(), __x.end(), __y.begin())); }
# 1524 "/usr/include/c++/6.2.1/bits/stl_vector.h" 3
  template<typename _Tp, typename _Alloc>
    inline bool
    operator<(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
    { return std::lexicographical_compare(__x.begin(), __x.end(),
       __y.begin(), __y.end()); }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator!=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
    { return !(__x == __y); }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator>(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
    { return __y < __x; }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator<=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
    { return !(__y < __x); }


  template<typename _Tp, typename _Alloc>
    inline bool
    operator>=(const vector<_Tp, _Alloc>& __x, const vector<_Tp, _Alloc>& __y)
    { return !(__x < __y); }


  template<typename _Tp, typename _Alloc>
    inline void
    swap(vector<_Tp, _Alloc>& __x, vector<_Tp, _Alloc>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }


}
# 65 "/usr/include/c++/6.2.1/vector" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 1 3
# 63 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  typedef unsigned long _Bit_type;
  enum { _S_word_bit = int(8 * sizeof(_Bit_type)) };

  struct _Bit_reference
  {
    _Bit_type * _M_p;
    _Bit_type _M_mask;

    _Bit_reference(_Bit_type * __x, _Bit_type __y)
    : _M_p(__x), _M_mask(__y) { }

    _Bit_reference() noexcept : _M_p(0), _M_mask(0) { }

    operator bool() const noexcept
    { return !!(*_M_p & _M_mask); }

    _Bit_reference&
    operator=(bool __x) noexcept
    {
      if (__x)
 *_M_p |= _M_mask;
      else
 *_M_p &= ~_M_mask;
      return *this;
    }

    _Bit_reference&
    operator=(const _Bit_reference& __x) noexcept
    { return *this = bool(__x); }

    bool
    operator==(const _Bit_reference& __x) const
    { return bool(*this) == bool(__x); }

    bool
    operator<(const _Bit_reference& __x) const
    { return !bool(*this) && bool(__x); }

    void
    flip() noexcept
    { *_M_p ^= _M_mask; }
  };


  inline void
  swap(_Bit_reference __x, _Bit_reference __y) noexcept
  {
    bool __tmp = __x;
    __x = __y;
    __y = __tmp;
  }

  inline void
  swap(_Bit_reference __x, bool& __y) noexcept
  {
    bool __tmp = __x;
    __x = __y;
    __y = __tmp;
  }

  inline void
  swap(bool& __x, _Bit_reference __y) noexcept
  {
    bool __tmp = __x;
    __x = __y;
    __y = __tmp;
  }


  struct _Bit_iterator_base
  : public std::iterator<std::random_access_iterator_tag, bool>
  {
    _Bit_type * _M_p;
    unsigned int _M_offset;

    _Bit_iterator_base(_Bit_type * __x, unsigned int __y)
    : _M_p(__x), _M_offset(__y) { }

    void
    _M_bump_up()
    {
      if (_M_offset++ == int(_S_word_bit) - 1)
 {
   _M_offset = 0;
   ++_M_p;
 }
    }

    void
    _M_bump_down()
    {
      if (_M_offset-- == 0)
 {
   _M_offset = int(_S_word_bit) - 1;
   --_M_p;
 }
    }

    void
    _M_incr(ptrdiff_t __i)
    {
      difference_type __n = __i + _M_offset;
      _M_p += __n / int(_S_word_bit);
      __n = __n % int(_S_word_bit);
      if (__n < 0)
 {
   __n += int(_S_word_bit);
   --_M_p;
 }
      _M_offset = static_cast<unsigned int>(__n);
    }

    bool
    operator==(const _Bit_iterator_base& __i) const
    { return _M_p == __i._M_p && _M_offset == __i._M_offset; }

    bool
    operator<(const _Bit_iterator_base& __i) const
    {
      return _M_p < __i._M_p
      || (_M_p == __i._M_p && _M_offset < __i._M_offset);
    }

    bool
    operator!=(const _Bit_iterator_base& __i) const
    { return !(*this == __i); }

    bool
    operator>(const _Bit_iterator_base& __i) const
    { return __i < *this; }

    bool
    operator<=(const _Bit_iterator_base& __i) const
    { return !(__i < *this); }

    bool
    operator>=(const _Bit_iterator_base& __i) const
    { return !(*this < __i); }
  };

  inline ptrdiff_t
  operator-(const _Bit_iterator_base& __x, const _Bit_iterator_base& __y)
  {
    return (int(_S_word_bit) * (__x._M_p - __y._M_p)
     + __x._M_offset - __y._M_offset);
  }

  struct _Bit_iterator : public _Bit_iterator_base
  {
    typedef _Bit_reference reference;
    typedef _Bit_reference* pointer;
    typedef _Bit_iterator iterator;

    _Bit_iterator() : _Bit_iterator_base(0, 0) { }

    _Bit_iterator(_Bit_type * __x, unsigned int __y)
    : _Bit_iterator_base(__x, __y) { }

    iterator
    _M_const_cast() const
    { return *this; }

    reference
    operator*() const
    { return reference(_M_p, 1UL << _M_offset); }

    iterator&
    operator++()
    {
      _M_bump_up();
      return *this;
    }

    iterator
    operator++(int)
    {
      iterator __tmp = *this;
      _M_bump_up();
      return __tmp;
    }

    iterator&
    operator--()
    {
      _M_bump_down();
      return *this;
    }

    iterator
    operator--(int)
    {
      iterator __tmp = *this;
      _M_bump_down();
      return __tmp;
    }

    iterator&
    operator+=(difference_type __i)
    {
      _M_incr(__i);
      return *this;
    }

    iterator&
    operator-=(difference_type __i)
    {
      *this += -__i;
      return *this;
    }

    iterator
    operator+(difference_type __i) const
    {
      iterator __tmp = *this;
      return __tmp += __i;
    }

    iterator
    operator-(difference_type __i) const
    {
      iterator __tmp = *this;
      return __tmp -= __i;
    }

    reference
    operator[](difference_type __i) const
    { return *(*this + __i); }
  };

  inline _Bit_iterator
  operator+(ptrdiff_t __n, const _Bit_iterator& __x)
  { return __x + __n; }

  struct _Bit_const_iterator : public _Bit_iterator_base
  {
    typedef bool reference;
    typedef bool const_reference;
    typedef const bool* pointer;
    typedef _Bit_const_iterator const_iterator;

    _Bit_const_iterator() : _Bit_iterator_base(0, 0) { }

    _Bit_const_iterator(_Bit_type * __x, unsigned int __y)
    : _Bit_iterator_base(__x, __y) { }

    _Bit_const_iterator(const _Bit_iterator& __x)
    : _Bit_iterator_base(__x._M_p, __x._M_offset) { }

    _Bit_iterator
    _M_const_cast() const
    { return _Bit_iterator(_M_p, _M_offset); }

    const_reference
    operator*() const
    { return _Bit_reference(_M_p, 1UL << _M_offset); }

    const_iterator&
    operator++()
    {
      _M_bump_up();
      return *this;
    }

    const_iterator
    operator++(int)
    {
      const_iterator __tmp = *this;
      _M_bump_up();
      return __tmp;
    }

    const_iterator&
    operator--()
    {
      _M_bump_down();
      return *this;
    }

    const_iterator
    operator--(int)
    {
      const_iterator __tmp = *this;
      _M_bump_down();
      return __tmp;
    }

    const_iterator&
    operator+=(difference_type __i)
    {
      _M_incr(__i);
      return *this;
    }

    const_iterator&
    operator-=(difference_type __i)
    {
      *this += -__i;
      return *this;
    }

    const_iterator
    operator+(difference_type __i) const
    {
      const_iterator __tmp = *this;
      return __tmp += __i;
    }

    const_iterator
    operator-(difference_type __i) const
    {
      const_iterator __tmp = *this;
      return __tmp -= __i;
    }

    const_reference
    operator[](difference_type __i) const
    { return *(*this + __i); }
  };

  inline _Bit_const_iterator
  operator+(ptrdiff_t __n, const _Bit_const_iterator& __x)
  { return __x + __n; }

  inline void
  __fill_bvector(_Bit_iterator __first, _Bit_iterator __last, bool __x)
  {
    for (; __first != __last; ++__first)
      *__first = __x;
  }

  inline void
  fill(_Bit_iterator __first, _Bit_iterator __last, const bool& __x)
  {
    if (__first._M_p != __last._M_p)
      {
 std::fill(__first._M_p + 1, __last._M_p, __x ? ~0 : 0);
 __fill_bvector(__first, _Bit_iterator(__first._M_p + 1, 0), __x);
 __fill_bvector(_Bit_iterator(__last._M_p, 0), __last, __x);
      }
    else
      __fill_bvector(__first, __last, __x);
  }

  template<typename _Alloc>
    struct _Bvector_base
    {
      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
        rebind<_Bit_type>::other _Bit_alloc_type;
      typedef typename __gnu_cxx::__alloc_traits<_Bit_alloc_type>
 _Bit_alloc_traits;
      typedef typename _Bit_alloc_traits::pointer _Bit_pointer;

      struct _Bvector_impl
      : public _Bit_alloc_type
      {
 _Bit_iterator _M_start;
 _Bit_iterator _M_finish;
 _Bit_pointer _M_end_of_storage;

 _Bvector_impl()
 : _Bit_alloc_type(), _M_start(), _M_finish(), _M_end_of_storage()
 { }

 _Bvector_impl(const _Bit_alloc_type& __a)
 : _Bit_alloc_type(__a), _M_start(), _M_finish(), _M_end_of_storage()
 { }


 _Bvector_impl(_Bit_alloc_type&& __a)
 : _Bit_alloc_type(std::move(__a)), _M_start(), _M_finish(),
   _M_end_of_storage()
 { }


 _Bit_type*
 _M_end_addr() const noexcept
 {
   if (_M_end_of_storage)
     return std::__addressof(_M_end_of_storage[-1]) + 1;
   return 0;
 }
      };

    public:
      typedef _Alloc allocator_type;

      _Bit_alloc_type&
      _M_get_Bit_allocator() noexcept
      { return *static_cast<_Bit_alloc_type*>(&this->_M_impl); }

      const _Bit_alloc_type&
      _M_get_Bit_allocator() const noexcept
      { return *static_cast<const _Bit_alloc_type*>(&this->_M_impl); }

      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_get_Bit_allocator()); }

      _Bvector_base()
      : _M_impl() { }

      _Bvector_base(const allocator_type& __a)
      : _M_impl(__a) { }


      _Bvector_base(_Bvector_base&& __x) noexcept
      : _M_impl(std::move(__x._M_get_Bit_allocator()))
      {
 this->_M_impl._M_start = __x._M_impl._M_start;
 this->_M_impl._M_finish = __x._M_impl._M_finish;
 this->_M_impl._M_end_of_storage = __x._M_impl._M_end_of_storage;
 __x._M_impl._M_start = _Bit_iterator();
 __x._M_impl._M_finish = _Bit_iterator();
 __x._M_impl._M_end_of_storage = nullptr;
      }


      ~_Bvector_base()
      { this->_M_deallocate(); }

    protected:
      _Bvector_impl _M_impl;

      _Bit_pointer
      _M_allocate(size_t __n)
      { return _Bit_alloc_traits::allocate(_M_impl, _S_nword(__n)); }

      void
      _M_deallocate()
      {
 if (_M_impl._M_start._M_p)
   {
     const size_t __n = _M_impl._M_end_addr() - _M_impl._M_start._M_p;
     _Bit_alloc_traits::deallocate(_M_impl,
       _M_impl._M_end_of_storage - __n,
       __n);
   }
      }

      static size_t
      _S_nword(size_t __n)
      { return (__n + int(_S_word_bit) - 1) / int(_S_word_bit); }
    };


}




namespace std __attribute__ ((__visibility__ ("default")))
{

# 540 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 3
template<typename _Alloc>
  class vector<bool, _Alloc> : protected _Bvector_base<_Alloc>
  {
    typedef _Bvector_base<_Alloc> _Base;
    typedef typename _Base::_Bit_pointer _Bit_pointer;
    typedef typename _Base::_Bit_alloc_traits _Bit_alloc_traits;


    template<typename> friend struct hash;


  public:
    typedef bool value_type;
    typedef size_t size_type;
    typedef ptrdiff_t difference_type;
    typedef _Bit_reference reference;
    typedef bool const_reference;
    typedef _Bit_reference* pointer;
    typedef const bool* const_pointer;
    typedef _Bit_iterator iterator;
    typedef _Bit_const_iterator const_iterator;
    typedef std::reverse_iterator<const_iterator> const_reverse_iterator;
    typedef std::reverse_iterator<iterator> reverse_iterator;
    typedef _Alloc allocator_type;

    allocator_type get_allocator() const
    { return _Base::get_allocator(); }

  protected:
    using _Base::_M_allocate;
    using _Base::_M_deallocate;
    using _Base::_S_nword;
    using _Base::_M_get_Bit_allocator;

  public:
    vector()

      noexcept(is_nothrow_default_constructible<allocator_type>::value)

    : _Base() { }

    explicit
    vector(const allocator_type& __a)
    : _Base(__a) { }


    explicit
    vector(size_type __n, const allocator_type& __a = allocator_type())
    : vector(__n, false, __a)
    { }

    vector(size_type __n, const bool& __value,
    const allocator_type& __a = allocator_type())
    : _Base(__a)
    {
      _M_initialize(__n);
      std::fill(this->_M_impl._M_start._M_p, this->_M_impl._M_end_addr(),
  __value ? ~0 : 0);
    }
# 611 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 3
    vector(const vector& __x)
    : _Base(_Bit_alloc_traits::_S_select_on_copy(__x._M_get_Bit_allocator()))
    {
      _M_initialize(__x.size());
      _M_copy_aligned(__x.begin(), __x.end(), this->_M_impl._M_start);
    }


    vector(vector&& __x) noexcept
    : _Base(std::move(__x)) { }

    vector(vector&& __x, const allocator_type& __a)
    noexcept(_Bit_alloc_traits::_S_always_equal())
    : _Base(__a)
    {
      if (__x.get_allocator() == __a)
 {
   this->_M_impl._M_start = __x._M_impl._M_start;
   this->_M_impl._M_finish = __x._M_impl._M_finish;
   this->_M_impl._M_end_of_storage = __x._M_impl._M_end_of_storage;
   __x._M_impl._M_start = _Bit_iterator();
   __x._M_impl._M_finish = _Bit_iterator();
   __x._M_impl._M_end_of_storage = nullptr;
 }
      else
 {
   _M_initialize(__x.size());
   _M_copy_aligned(__x.begin(), __x.end(), begin());
   __x.clear();
 }
    }

    vector(const vector& __x, const allocator_type& __a)
    : _Base(__a)
    {
      _M_initialize(__x.size());
      _M_copy_aligned(__x.begin(), __x.end(), this->_M_impl._M_start);
    }

    vector(initializer_list<bool> __l,
    const allocator_type& __a = allocator_type())
    : _Base(__a)
    {
      _M_initialize_range(__l.begin(), __l.end(),
     random_access_iterator_tag());
    }



    template<typename _InputIterator,
      typename = std::_RequireInputIter<_InputIterator>>
      vector(_InputIterator __first, _InputIterator __last,
      const allocator_type& __a = allocator_type())
      : _Base(__a)
      { _M_initialize_dispatch(__first, __last, __false_type()); }
# 677 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 3
    ~vector() noexcept { }

    vector&
    operator=(const vector& __x)
    {
      if (&__x == this)
 return *this;

      if (_Bit_alloc_traits::_S_propagate_on_copy_assign())
 {
   if (this->_M_get_Bit_allocator() != __x._M_get_Bit_allocator())
     {
       this->_M_deallocate();
       std::__alloc_on_copy(_M_get_Bit_allocator(),
       __x._M_get_Bit_allocator());
       _M_initialize(__x.size());
     }
   else
     std::__alloc_on_copy(_M_get_Bit_allocator(),
     __x._M_get_Bit_allocator());
 }

      if (__x.size() > capacity())
 {
   this->_M_deallocate();
   _M_initialize(__x.size());
 }
      this->_M_impl._M_finish = _M_copy_aligned(__x.begin(), __x.end(),
      begin());
      return *this;
    }


    vector&
    operator=(vector&& __x) noexcept(_Bit_alloc_traits::_S_nothrow_move())
    {
      if (_Bit_alloc_traits::_S_propagate_on_move_assign()
   || this->_M_get_Bit_allocator() == __x._M_get_Bit_allocator())
 {
   this->_M_deallocate();
   this->_M_impl._M_start = __x._M_impl._M_start;
   this->_M_impl._M_finish = __x._M_impl._M_finish;
   this->_M_impl._M_end_of_storage = __x._M_impl._M_end_of_storage;
   __x._M_impl._M_start = _Bit_iterator();
   __x._M_impl._M_finish = _Bit_iterator();
   __x._M_impl._M_end_of_storage = nullptr;
   std::__alloc_on_move(_M_get_Bit_allocator(),
          __x._M_get_Bit_allocator());
 }
      else
 {
   if (__x.size() > capacity())
     {
       this->_M_deallocate();
       _M_initialize(__x.size());
     }
   this->_M_impl._M_finish = _M_copy_aligned(__x.begin(), __x.end(),
          begin());
   __x.clear();
 }
      return *this;
    }

    vector&
    operator=(initializer_list<bool> __l)
    {
      this->assign (__l.begin(), __l.end());
      return *this;
    }






    void
    assign(size_type __n, const bool& __x)
    { _M_fill_assign(__n, __x); }


    template<typename _InputIterator,
      typename = std::_RequireInputIter<_InputIterator>>
      void
      assign(_InputIterator __first, _InputIterator __last)
      { _M_assign_dispatch(__first, __last, __false_type()); }
# 773 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 3
    void
    assign(initializer_list<bool> __l)
    { this->assign(__l.begin(), __l.end()); }


    iterator
    begin() noexcept
    { return this->_M_impl._M_start; }

    const_iterator
    begin() const noexcept
    { return this->_M_impl._M_start; }

    iterator
    end() noexcept
    { return this->_M_impl._M_finish; }

    const_iterator
    end() const noexcept
    { return this->_M_impl._M_finish; }

    reverse_iterator
    rbegin() noexcept
    { return reverse_iterator(end()); }

    const_reverse_iterator
    rbegin() const noexcept
    { return const_reverse_iterator(end()); }

    reverse_iterator
    rend() noexcept
    { return reverse_iterator(begin()); }

    const_reverse_iterator
    rend() const noexcept
    { return const_reverse_iterator(begin()); }


    const_iterator
    cbegin() const noexcept
    { return this->_M_impl._M_start; }

    const_iterator
    cend() const noexcept
    { return this->_M_impl._M_finish; }

    const_reverse_iterator
    crbegin() const noexcept
    { return const_reverse_iterator(end()); }

    const_reverse_iterator
    crend() const noexcept
    { return const_reverse_iterator(begin()); }


    size_type
    size() const noexcept
    { return size_type(end() - begin()); }

    size_type
    max_size() const noexcept
    {
      const size_type __isize =
 __gnu_cxx::__numeric_traits<difference_type>::__max
 - int(_S_word_bit) + 1;
      const size_type __asize
 = _Bit_alloc_traits::max_size(_M_get_Bit_allocator());
      return (__asize <= __isize / int(_S_word_bit)
       ? __asize * int(_S_word_bit) : __isize);
    }

    size_type
    capacity() const noexcept
    { return size_type(const_iterator(this->_M_impl._M_end_addr(), 0)
         - begin()); }

    bool
    empty() const noexcept
    { return begin() == end(); }

    reference
    operator[](size_type __n)
    {
      return *iterator(this->_M_impl._M_start._M_p
         + __n / int(_S_word_bit), __n % int(_S_word_bit));
    }

    const_reference
    operator[](size_type __n) const
    {
      return *const_iterator(this->_M_impl._M_start._M_p
        + __n / int(_S_word_bit), __n % int(_S_word_bit));
    }

  protected:
    void
    _M_range_check(size_type __n) const
    {
      if (__n >= this->size())
 __throw_out_of_range_fmt(("vector<bool>::_M_range_check: __n " "(which is %zu) >= this->size() " "(which is %zu)")

                          ,
     __n, this->size());
    }

  public:
    reference
    at(size_type __n)
    { _M_range_check(__n); return (*this)[__n]; }

    const_reference
    at(size_type __n) const
    { _M_range_check(__n); return (*this)[__n]; }

    void
    reserve(size_type __n)
    {
      if (__n > max_size())
 __throw_length_error(("vector::reserve"));
      if (capacity() < __n)
 _M_reallocate(__n);
    }

    reference
    front()
    { return *begin(); }

    const_reference
    front() const
    { return *begin(); }

    reference
    back()
    { return *(end() - 1); }

    const_reference
    back() const
    { return *(end() - 1); }






    void
    data() noexcept { }

    void
    push_back(bool __x)
    {
      if (this->_M_impl._M_finish._M_p != this->_M_impl._M_end_addr())
        *this->_M_impl._M_finish++ = __x;
      else
        _M_insert_aux(end(), __x);
    }

    void
    swap(vector& __x) noexcept
    {
      std::swap(this->_M_impl._M_start, __x._M_impl._M_start);
      std::swap(this->_M_impl._M_finish, __x._M_impl._M_finish);
      std::swap(this->_M_impl._M_end_of_storage,
  __x._M_impl._M_end_of_storage);
      _Bit_alloc_traits::_S_on_swap(_M_get_Bit_allocator(),
        __x._M_get_Bit_allocator());
    }


    static void
    swap(reference __x, reference __y) noexcept
    {
      bool __tmp = __x;
      __x = __y;
      __y = __tmp;
    }

    iterator

    insert(const_iterator __position, const bool& __x = bool())



    {
      const difference_type __n = __position - begin();
      if (this->_M_impl._M_finish._M_p != this->_M_impl._M_end_addr()
   && __position == end())
        *this->_M_impl._M_finish++ = __x;
      else
        _M_insert_aux(__position._M_const_cast(), __x);
      return begin() + __n;
    }


    template<typename _InputIterator,
      typename = std::_RequireInputIter<_InputIterator>>
      iterator
      insert(const_iterator __position,
      _InputIterator __first, _InputIterator __last)
      {
 difference_type __offset = __position - cbegin();
 _M_insert_dispatch(__position._M_const_cast(),
      __first, __last, __false_type());
 return begin() + __offset;
      }
# 989 "/usr/include/c++/6.2.1/bits/stl_bvector.h" 3
    iterator
    insert(const_iterator __position, size_type __n, const bool& __x)
    {
      difference_type __offset = __position - cbegin();
      _M_fill_insert(__position._M_const_cast(), __n, __x);
      return begin() + __offset;
    }







    iterator
    insert(const_iterator __p, initializer_list<bool> __l)
    { return this->insert(__p, __l.begin(), __l.end()); }


    void
    pop_back()
    { --this->_M_impl._M_finish; }

    iterator

    erase(const_iterator __position)



    { return _M_erase(__position._M_const_cast()); }

    iterator

    erase(const_iterator __first, const_iterator __last)



    { return _M_erase(__first._M_const_cast(), __last._M_const_cast()); }

    void
    resize(size_type __new_size, bool __x = bool())
    {
      if (__new_size < size())
        _M_erase_at_end(begin() + difference_type(__new_size));
      else
        insert(end(), __new_size - size(), __x);
    }


    void
    shrink_to_fit()
    { _M_shrink_to_fit(); }


    void
    flip() noexcept
    {
      _Bit_type * const __end = this->_M_impl._M_end_addr();
      for (_Bit_type * __p = this->_M_impl._M_start._M_p; __p != __end; ++__p)
        *__p = ~*__p;
    }

    void
    clear() noexcept
    { _M_erase_at_end(begin()); }


    template<typename... _Args>
      void
      emplace_back(_Args&&... __args)
      { push_back(bool(__args...)); }

    template<typename... _Args>
      iterator
      emplace(const_iterator __pos, _Args&&... __args)
      { return insert(__pos, bool(__args...)); }


  protected:

    iterator
    _M_copy_aligned(const_iterator __first, const_iterator __last,
      iterator __result)
    {
      _Bit_type* __q = std::copy(__first._M_p, __last._M_p, __result._M_p);
      return std::copy(const_iterator(__last._M_p, 0), __last,
         iterator(__q, 0));
    }

    void
    _M_initialize(size_type __n)
    {
      _Bit_pointer __q = this->_M_allocate(__n);
      this->_M_impl._M_end_of_storage = __q + _S_nword(__n);
      this->_M_impl._M_start = iterator(std::__addressof(*__q), 0);
      this->_M_impl._M_finish = this->_M_impl._M_start + difference_type(__n);
    }

    void
    _M_reallocate(size_type __n);


    bool
    _M_shrink_to_fit();






    template<typename _Integer>
      void
      _M_initialize_dispatch(_Integer __n, _Integer __x, __true_type)
      {
 _M_initialize(static_cast<size_type>(__n));
 std::fill(this->_M_impl._M_start._M_p,
    this->_M_impl._M_end_addr(), __x ? ~0 : 0);
      }

    template<typename _InputIterator>
      void
      _M_initialize_dispatch(_InputIterator __first, _InputIterator __last,
        __false_type)
      { _M_initialize_range(__first, __last,
       std::__iterator_category(__first)); }

    template<typename _InputIterator>
      void
      _M_initialize_range(_InputIterator __first, _InputIterator __last,
     std::input_iterator_tag)
      {
 for (; __first != __last; ++__first)
   push_back(*__first);
      }

    template<typename _ForwardIterator>
      void
      _M_initialize_range(_ForwardIterator __first, _ForwardIterator __last,
     std::forward_iterator_tag)
      {
 const size_type __n = std::distance(__first, __last);
 _M_initialize(__n);
 std::copy(__first, __last, this->_M_impl._M_start);
      }



    template<typename _Integer>
      void
      _M_assign_dispatch(_Integer __n, _Integer __val, __true_type)
      { _M_fill_assign(__n, __val); }

    template<class _InputIterator>
      void
      _M_assign_dispatch(_InputIterator __first, _InputIterator __last,
    __false_type)
      { _M_assign_aux(__first, __last, std::__iterator_category(__first)); }

    void
    _M_fill_assign(size_t __n, bool __x)
    {
      if (__n > size())
 {
   std::fill(this->_M_impl._M_start._M_p,
      this->_M_impl._M_end_addr(), __x ? ~0 : 0);
   insert(end(), __n - size(), __x);
 }
      else
 {
   _M_erase_at_end(begin() + __n);
   std::fill(this->_M_impl._M_start._M_p,
      this->_M_impl._M_end_addr(), __x ? ~0 : 0);
 }
    }

    template<typename _InputIterator>
      void
      _M_assign_aux(_InputIterator __first, _InputIterator __last,
      std::input_iterator_tag)
      {
 iterator __cur = begin();
 for (; __first != __last && __cur != end(); ++__cur, ++__first)
   *__cur = *__first;
 if (__first == __last)
   _M_erase_at_end(__cur);
 else
   insert(end(), __first, __last);
      }

    template<typename _ForwardIterator>
      void
      _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last,
      std::forward_iterator_tag)
      {
 const size_type __len = std::distance(__first, __last);
 if (__len < size())
   _M_erase_at_end(std::copy(__first, __last, begin()));
 else
   {
     _ForwardIterator __mid = __first;
     std::advance(__mid, size());
     std::copy(__first, __mid, begin());
     insert(end(), __mid, __last);
   }
      }





    template<typename _Integer>
      void
      _M_insert_dispatch(iterator __pos, _Integer __n, _Integer __x,
    __true_type)
      { _M_fill_insert(__pos, __n, __x); }

    template<typename _InputIterator>
      void
      _M_insert_dispatch(iterator __pos,
    _InputIterator __first, _InputIterator __last,
    __false_type)
      { _M_insert_range(__pos, __first, __last,
   std::__iterator_category(__first)); }

    void
    _M_fill_insert(iterator __position, size_type __n, bool __x);

    template<typename _InputIterator>
      void
      _M_insert_range(iterator __pos, _InputIterator __first,
        _InputIterator __last, std::input_iterator_tag)
      {
 for (; __first != __last; ++__first)
   {
     __pos = insert(__pos, *__first);
     ++__pos;
   }
      }

    template<typename _ForwardIterator>
      void
      _M_insert_range(iterator __position, _ForwardIterator __first,
        _ForwardIterator __last, std::forward_iterator_tag);

    void
    _M_insert_aux(iterator __position, bool __x);

    size_type
    _M_check_len(size_type __n, const char* __s) const
    {
      if (max_size() - size() < __n)
 __throw_length_error((__s));

      const size_type __len = size() + std::max(size(), __n);
      return (__len < size() || __len > max_size()) ? max_size() : __len;
    }

    void
    _M_erase_at_end(iterator __pos)
    { this->_M_impl._M_finish = __pos; }

    iterator
    _M_erase(iterator __pos);

    iterator
    _M_erase(iterator __first, iterator __last);
  };


}





namespace std __attribute__ ((__visibility__ ("default")))
{




  template<typename _Alloc>
    struct hash<std::vector<bool, _Alloc>>
    : public __hash_base<size_t, std::vector<bool, _Alloc>>
    {
      size_t
      operator()(const std::vector<bool, _Alloc>&) const noexcept;
    };


}
# 66 "/usr/include/c++/6.2.1/vector" 2 3



# 1 "/usr/include/c++/6.2.1/bits/vector.tcc" 1 3
# 59 "/usr/include/c++/6.2.1/bits/vector.tcc" 3
namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _Tp, typename _Alloc>
    void
    vector<_Tp, _Alloc>::
    reserve(size_type __n)
    {
      if (__n > this->max_size())
 __throw_length_error(("vector::reserve"));
      if (this->capacity() < __n)
 {
   const size_type __old_size = size();
   pointer __tmp = _M_allocate_and_copy(__n,
     std::__make_move_if_noexcept_iterator(this->_M_impl._M_start),
     std::__make_move_if_noexcept_iterator(this->_M_impl._M_finish));
   std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
   _M_get_Tp_allocator());
   _M_deallocate(this->_M_impl._M_start,
   this->_M_impl._M_end_of_storage
   - this->_M_impl._M_start);
   this->_M_impl._M_start = __tmp;
   this->_M_impl._M_finish = __tmp + __old_size;
   this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __n;
 }
    }


  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      void
      vector<_Tp, _Alloc>::
      emplace_back(_Args&&... __args)
      {
 if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)
   {
     _Alloc_traits::construct(this->_M_impl, this->_M_impl._M_finish,
         std::forward<_Args>(__args)...);
     ++this->_M_impl._M_finish;
   }
 else
   _M_emplace_back_aux(std::forward<_Args>(__args)...);
      }


  template<typename _Tp, typename _Alloc>
    typename vector<_Tp, _Alloc>::iterator
    vector<_Tp, _Alloc>::

    insert(const_iterator __position, const value_type& __x)



    {
      const size_type __n = __position - begin();
      if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage
   && __position == end())
 {
   _Alloc_traits::construct(this->_M_impl, this->_M_impl._M_finish, __x);
   ++this->_M_impl._M_finish;
 }
      else
 {

   const auto __pos = begin() + (__position - cbegin());
   if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)
     {
       _Tp __x_copy = __x;
       _M_insert_aux(__pos, std::move(__x_copy));
     }
   else
     _M_insert_aux(__pos, __x);



 }
      return iterator(this->_M_impl._M_start + __n);
    }

  template<typename _Tp, typename _Alloc>
    typename vector<_Tp, _Alloc>::iterator
    vector<_Tp, _Alloc>::
    _M_erase(iterator __position)
    {
      if (__position + 1 != end())
 std::move(__position + 1, end(), __position);
      --this->_M_impl._M_finish;
      _Alloc_traits::destroy(this->_M_impl, this->_M_impl._M_finish);
      return __position;
    }

  template<typename _Tp, typename _Alloc>
    typename vector<_Tp, _Alloc>::iterator
    vector<_Tp, _Alloc>::
    _M_erase(iterator __first, iterator __last)
    {
      if (__first != __last)
 {
   if (__last != end())
     std::move(__last, end(), __first);
   _M_erase_at_end(__first.base() + (end() - __last));
 }
      return __first;
    }

  template<typename _Tp, typename _Alloc>
    vector<_Tp, _Alloc>&
    vector<_Tp, _Alloc>::
    operator=(const vector<_Tp, _Alloc>& __x)
    {
      if (&__x != this)
 {

   if (_Alloc_traits::_S_propagate_on_copy_assign())
     {
       if (!_Alloc_traits::_S_always_equal()
           && _M_get_Tp_allocator() != __x._M_get_Tp_allocator())
         {

    this->clear();
    _M_deallocate(this->_M_impl._M_start,
    this->_M_impl._M_end_of_storage
    - this->_M_impl._M_start);
    this->_M_impl._M_start = nullptr;
    this->_M_impl._M_finish = nullptr;
    this->_M_impl._M_end_of_storage = nullptr;
  }
       std::__alloc_on_copy(_M_get_Tp_allocator(),
       __x._M_get_Tp_allocator());
     }

   const size_type __xlen = __x.size();
   if (__xlen > capacity())
     {
       pointer __tmp = _M_allocate_and_copy(__xlen, __x.begin(),
         __x.end());
       std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
       _M_get_Tp_allocator());
       _M_deallocate(this->_M_impl._M_start,
       this->_M_impl._M_end_of_storage
       - this->_M_impl._M_start);
       this->_M_impl._M_start = __tmp;
       this->_M_impl._M_end_of_storage = this->_M_impl._M_start + __xlen;
     }
   else if (size() >= __xlen)
     {
       std::_Destroy(std::copy(__x.begin(), __x.end(), begin()),
       end(), _M_get_Tp_allocator());
     }
   else
     {
       std::copy(__x._M_impl._M_start, __x._M_impl._M_start + size(),
   this->_M_impl._M_start);
       std::__uninitialized_copy_a(__x._M_impl._M_start + size(),
       __x._M_impl._M_finish,
       this->_M_impl._M_finish,
       _M_get_Tp_allocator());
     }
   this->_M_impl._M_finish = this->_M_impl._M_start + __xlen;
 }
      return *this;
    }

  template<typename _Tp, typename _Alloc>
    void
    vector<_Tp, _Alloc>::
    _M_fill_assign(size_t __n, const value_type& __val)
    {
      if (__n > capacity())
 {
   vector __tmp(__n, __val, _M_get_Tp_allocator());
   __tmp._M_impl._M_swap_data(this->_M_impl);
 }
      else if (__n > size())
 {
   std::fill(begin(), end(), __val);
   this->_M_impl._M_finish =
     std::__uninitialized_fill_n_a(this->_M_impl._M_finish,
       __n - size(), __val,
       _M_get_Tp_allocator());
 }
      else
        _M_erase_at_end(std::fill_n(this->_M_impl._M_start, __n, __val));
    }

  template<typename _Tp, typename _Alloc>
    template<typename _InputIterator>
      void
      vector<_Tp, _Alloc>::
      _M_assign_aux(_InputIterator __first, _InputIterator __last,
      std::input_iterator_tag)
      {
 pointer __cur(this->_M_impl._M_start);
 for (; __first != __last && __cur != this->_M_impl._M_finish;
      ++__cur, ++__first)
   *__cur = *__first;
 if (__first == __last)
   _M_erase_at_end(__cur);
 else
   insert(end(), __first, __last);
      }

  template<typename _Tp, typename _Alloc>
    template<typename _ForwardIterator>
      void
      vector<_Tp, _Alloc>::
      _M_assign_aux(_ForwardIterator __first, _ForwardIterator __last,
      std::forward_iterator_tag)
      {
 const size_type __len = std::distance(__first, __last);

 if (__len > capacity())
   {
     pointer __tmp(_M_allocate_and_copy(__len, __first, __last));
     std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
     _M_get_Tp_allocator());
     _M_deallocate(this->_M_impl._M_start,
     this->_M_impl._M_end_of_storage
     - this->_M_impl._M_start);
     this->_M_impl._M_start = __tmp;
     this->_M_impl._M_finish = this->_M_impl._M_start + __len;
     this->_M_impl._M_end_of_storage = this->_M_impl._M_finish;
   }
 else if (size() >= __len)
   _M_erase_at_end(std::copy(__first, __last, this->_M_impl._M_start));
 else
   {
     _ForwardIterator __mid = __first;
     std::advance(__mid, size());
     std::copy(__first, __mid, this->_M_impl._M_start);
     this->_M_impl._M_finish =
       std::__uninitialized_copy_a(__mid, __last,
       this->_M_impl._M_finish,
       _M_get_Tp_allocator());
   }
      }


  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      typename vector<_Tp, _Alloc>::iterator
      vector<_Tp, _Alloc>::
      emplace(const_iterator __position, _Args&&... __args)
      {
 const size_type __n = __position - begin();
 if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage
     && __position == end())
   {
     _Alloc_traits::construct(this->_M_impl, this->_M_impl._M_finish,
         std::forward<_Args>(__args)...);
     ++this->_M_impl._M_finish;
   }
 else
   _M_insert_aux(begin() + (__position - cbegin()),
   std::forward<_Args>(__args)...);
 return iterator(this->_M_impl._M_start + __n);
      }

  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      void
      vector<_Tp, _Alloc>::
      _M_insert_aux(iterator __position, _Args&&... __args)






    {
      if (this->_M_impl._M_finish != this->_M_impl._M_end_of_storage)
 {
   _Alloc_traits::construct(this->_M_impl, this->_M_impl._M_finish,
              std::move(*(this->_M_impl._M_finish - 1))
                            );
   ++this->_M_impl._M_finish;



   std::move_backward(__position.base(), this->_M_impl._M_finish - 2, this->_M_impl._M_finish - 1)

                                  ;



   *__position = _Tp(std::forward<_Args>(__args)...);

 }
      else
 {
   const size_type __len =
     _M_check_len(size_type(1), "vector::_M_insert_aux");
   const size_type __elems_before = __position - begin();
   pointer __new_start(this->_M_allocate(__len));
   pointer __new_finish(__new_start);
   try
     {




       _Alloc_traits::construct(this->_M_impl,
                         __new_start + __elems_before,

           std::forward<_Args>(__args)...);



       __new_finish = pointer();

       __new_finish
  = std::__uninitialized_move_if_noexcept_a
  (this->_M_impl._M_start, __position.base(),
   __new_start, _M_get_Tp_allocator());

       ++__new_finish;

       __new_finish
  = std::__uninitialized_move_if_noexcept_a
  (__position.base(), this->_M_impl._M_finish,
   __new_finish, _M_get_Tp_allocator());
     }
          catch(...)
     {
       if (!__new_finish)
  _Alloc_traits::destroy(this->_M_impl,
                         __new_start + __elems_before);
       else
  std::_Destroy(__new_start, __new_finish, _M_get_Tp_allocator());
       _M_deallocate(__new_start, __len);
       throw;
     }
   std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
   _M_get_Tp_allocator());
   _M_deallocate(this->_M_impl._M_start,
   this->_M_impl._M_end_of_storage
   - this->_M_impl._M_start);
   this->_M_impl._M_start = __new_start;
   this->_M_impl._M_finish = __new_finish;
   this->_M_impl._M_end_of_storage = __new_start + __len;
 }
    }


  template<typename _Tp, typename _Alloc>
    template<typename... _Args>
      void
      vector<_Tp, _Alloc>::
      _M_emplace_back_aux(_Args&&... __args)
      {
 const size_type __len =
   _M_check_len(size_type(1), "vector::_M_emplace_back_aux");
 pointer __new_start(this->_M_allocate(__len));
 pointer __new_finish(__new_start);
 try
   {
     _Alloc_traits::construct(this->_M_impl, __new_start + size(),
         std::forward<_Args>(__args)...);
     __new_finish = pointer();

     __new_finish
       = std::__uninitialized_move_if_noexcept_a
       (this->_M_impl._M_start, this->_M_impl._M_finish,
        __new_start, _M_get_Tp_allocator());

     ++__new_finish;
   }
 catch(...)
   {
     if (!__new_finish)
       _Alloc_traits::destroy(this->_M_impl, __new_start + size());
     else
       std::_Destroy(__new_start, __new_finish, _M_get_Tp_allocator());
     _M_deallocate(__new_start, __len);
     throw;
   }
 std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
        _M_get_Tp_allocator());
 _M_deallocate(this->_M_impl._M_start,
        this->_M_impl._M_end_of_storage
        - this->_M_impl._M_start);
 this->_M_impl._M_start = __new_start;
 this->_M_impl._M_finish = __new_finish;
 this->_M_impl._M_end_of_storage = __new_start + __len;
      }


  template<typename _Tp, typename _Alloc>
    void
    vector<_Tp, _Alloc>::
    _M_fill_insert(iterator __position, size_type __n, const value_type& __x)
    {
      if (__n != 0)
 {
   if (size_type(this->_M_impl._M_end_of_storage
   - this->_M_impl._M_finish) >= __n)
     {
       value_type __x_copy = __x;
       const size_type __elems_after = end() - __position;
       pointer __old_finish(this->_M_impl._M_finish);
       if (__elems_after > __n)
  {
    std::__uninitialized_move_a(this->_M_impl._M_finish - __n,
           this->_M_impl._M_finish,
           this->_M_impl._M_finish,
           _M_get_Tp_allocator());
    this->_M_impl._M_finish += __n;
    std::move_backward(__position.base(), __old_finish - __n, __old_finish)
                                        ;
    std::fill(__position.base(), __position.base() + __n,
       __x_copy);
  }
       else
  {
    this->_M_impl._M_finish =
      std::__uninitialized_fill_n_a(this->_M_impl._M_finish,
        __n - __elems_after,
        __x_copy,
        _M_get_Tp_allocator());
    std::__uninitialized_move_a(__position.base(), __old_finish,
           this->_M_impl._M_finish,
           _M_get_Tp_allocator());
    this->_M_impl._M_finish += __elems_after;
    std::fill(__position.base(), __old_finish, __x_copy);
  }
     }
   else
     {
       const size_type __len =
  _M_check_len(__n, "vector::_M_fill_insert");
       const size_type __elems_before = __position - begin();
       pointer __new_start(this->_M_allocate(__len));
       pointer __new_finish(__new_start);
       try
  {

    std::__uninitialized_fill_n_a(__new_start + __elems_before,
      __n, __x,
      _M_get_Tp_allocator());
    __new_finish = pointer();

    __new_finish
      = std::__uninitialized_move_if_noexcept_a
      (this->_M_impl._M_start, __position.base(),
       __new_start, _M_get_Tp_allocator());

    __new_finish += __n;

    __new_finish
      = std::__uninitialized_move_if_noexcept_a
      (__position.base(), this->_M_impl._M_finish,
       __new_finish, _M_get_Tp_allocator());
  }
       catch(...)
  {
    if (!__new_finish)
      std::_Destroy(__new_start + __elems_before,
      __new_start + __elems_before + __n,
      _M_get_Tp_allocator());
    else
      std::_Destroy(__new_start, __new_finish,
      _M_get_Tp_allocator());
    _M_deallocate(__new_start, __len);
    throw;
  }
       std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
       _M_get_Tp_allocator());
       _M_deallocate(this->_M_impl._M_start,
       this->_M_impl._M_end_of_storage
       - this->_M_impl._M_start);
       this->_M_impl._M_start = __new_start;
       this->_M_impl._M_finish = __new_finish;
       this->_M_impl._M_end_of_storage = __new_start + __len;
     }
 }
    }


  template<typename _Tp, typename _Alloc>
    void
    vector<_Tp, _Alloc>::
    _M_default_append(size_type __n)
    {
      if (__n != 0)
 {
   if (size_type(this->_M_impl._M_end_of_storage
   - this->_M_impl._M_finish) >= __n)
     {
       this->_M_impl._M_finish =
  std::__uninitialized_default_n_a(this->_M_impl._M_finish,
       __n, _M_get_Tp_allocator());
     }
   else
     {
       const size_type __len =
  _M_check_len(__n, "vector::_M_default_append");
       const size_type __old_size = this->size();
       pointer __new_start(this->_M_allocate(__len));
       pointer __new_finish(__new_start);
       try
  {
    __new_finish
      = std::__uninitialized_move_if_noexcept_a
      (this->_M_impl._M_start, this->_M_impl._M_finish,
       __new_start, _M_get_Tp_allocator());
    __new_finish =
      std::__uninitialized_default_n_a(__new_finish, __n,
           _M_get_Tp_allocator());
  }
       catch(...)
  {
    std::_Destroy(__new_start, __new_finish,
    _M_get_Tp_allocator());
    _M_deallocate(__new_start, __len);
    throw;
  }
       std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
       _M_get_Tp_allocator());
       _M_deallocate(this->_M_impl._M_start,
       this->_M_impl._M_end_of_storage
       - this->_M_impl._M_start);
       this->_M_impl._M_start = __new_start;
       this->_M_impl._M_finish = __new_finish;
       this->_M_impl._M_end_of_storage = __new_start + __len;
     }
 }
    }

  template<typename _Tp, typename _Alloc>
    bool
    vector<_Tp, _Alloc>::
    _M_shrink_to_fit()
    {
      if (capacity() == size())
 return false;
      return std::__shrink_to_fit_aux<vector>::_S_do_it(*this);
    }


  template<typename _Tp, typename _Alloc>
    template<typename _InputIterator>
      void
      vector<_Tp, _Alloc>::
      _M_range_insert(iterator __pos, _InputIterator __first,
        _InputIterator __last, std::input_iterator_tag)
      {
 for (; __first != __last; ++__first)
   {
     __pos = insert(__pos, *__first);
     ++__pos;
   }
      }

  template<typename _Tp, typename _Alloc>
    template<typename _ForwardIterator>
      void
      vector<_Tp, _Alloc>::
      _M_range_insert(iterator __position, _ForwardIterator __first,
        _ForwardIterator __last, std::forward_iterator_tag)
      {
 if (__first != __last)
   {
     const size_type __n = std::distance(__first, __last);
     if (size_type(this->_M_impl._M_end_of_storage
     - this->_M_impl._M_finish) >= __n)
       {
  const size_type __elems_after = end() - __position;
  pointer __old_finish(this->_M_impl._M_finish);
  if (__elems_after > __n)
    {
      std::__uninitialized_move_a(this->_M_impl._M_finish - __n,
      this->_M_impl._M_finish,
      this->_M_impl._M_finish,
      _M_get_Tp_allocator());
      this->_M_impl._M_finish += __n;
      std::move_backward(__position.base(), __old_finish - __n, __old_finish)
                                          ;
      std::copy(__first, __last, __position);
    }
  else
    {
      _ForwardIterator __mid = __first;
      std::advance(__mid, __elems_after);
      std::__uninitialized_copy_a(__mid, __last,
      this->_M_impl._M_finish,
      _M_get_Tp_allocator());
      this->_M_impl._M_finish += __n - __elems_after;
      std::__uninitialized_move_a(__position.base(),
      __old_finish,
      this->_M_impl._M_finish,
      _M_get_Tp_allocator());
      this->_M_impl._M_finish += __elems_after;
      std::copy(__first, __mid, __position);
    }
       }
     else
       {
  const size_type __len =
    _M_check_len(__n, "vector::_M_range_insert");
  pointer __new_start(this->_M_allocate(__len));
  pointer __new_finish(__new_start);
  try
    {
      __new_finish
        = std::__uninitialized_move_if_noexcept_a
        (this->_M_impl._M_start, __position.base(),
         __new_start, _M_get_Tp_allocator());
      __new_finish
        = std::__uninitialized_copy_a(__first, __last,
          __new_finish,
          _M_get_Tp_allocator());
      __new_finish
        = std::__uninitialized_move_if_noexcept_a
        (__position.base(), this->_M_impl._M_finish,
         __new_finish, _M_get_Tp_allocator());
    }
  catch(...)
    {
      std::_Destroy(__new_start, __new_finish,
      _M_get_Tp_allocator());
      _M_deallocate(__new_start, __len);
      throw;
    }
  std::_Destroy(this->_M_impl._M_start, this->_M_impl._M_finish,
         _M_get_Tp_allocator());
  _M_deallocate(this->_M_impl._M_start,
         this->_M_impl._M_end_of_storage
         - this->_M_impl._M_start);
  this->_M_impl._M_start = __new_start;
  this->_M_impl._M_finish = __new_finish;
  this->_M_impl._M_end_of_storage = __new_start + __len;
       }
   }
      }



  template<typename _Alloc>
    void
    vector<bool, _Alloc>::
    _M_reallocate(size_type __n)
    {
      _Bit_pointer __q = this->_M_allocate(__n);
      iterator __start(std::__addressof(*__q), 0);
      this->_M_impl._M_finish = _M_copy_aligned(begin(), end(), __start);
      this->_M_deallocate();
      this->_M_impl._M_start = __start;
      this->_M_impl._M_end_of_storage = __q + _S_nword(__n);
    }

  template<typename _Alloc>
    void
    vector<bool, _Alloc>::
    _M_fill_insert(iterator __position, size_type __n, bool __x)
    {
      if (__n == 0)
 return;
      if (capacity() - size() >= __n)
 {
   std::copy_backward(__position, end(),
        this->_M_impl._M_finish + difference_type(__n));
   std::fill(__position, __position + difference_type(__n), __x);
   this->_M_impl._M_finish += difference_type(__n);
 }
      else
 {
   const size_type __len =
     _M_check_len(__n, "vector<bool>::_M_fill_insert");
   _Bit_pointer __q = this->_M_allocate(__len);
   iterator __start(std::__addressof(*__q), 0);
   iterator __i = _M_copy_aligned(begin(), __position, __start);
   std::fill(__i, __i + difference_type(__n), __x);
   this->_M_impl._M_finish = std::copy(__position, end(),
           __i + difference_type(__n));
   this->_M_deallocate();
   this->_M_impl._M_end_of_storage = __q + _S_nword(__len);
   this->_M_impl._M_start = __start;
 }
    }

  template<typename _Alloc>
    template<typename _ForwardIterator>
      void
      vector<bool, _Alloc>::
      _M_insert_range(iterator __position, _ForwardIterator __first,
        _ForwardIterator __last, std::forward_iterator_tag)
      {
 if (__first != __last)
   {
     size_type __n = std::distance(__first, __last);
     if (capacity() - size() >= __n)
       {
  std::copy_backward(__position, end(),
       this->_M_impl._M_finish
       + difference_type(__n));
  std::copy(__first, __last, __position);
  this->_M_impl._M_finish += difference_type(__n);
       }
     else
       {
  const size_type __len =
    _M_check_len(__n, "vector<bool>::_M_insert_range");
  _Bit_pointer __q = this->_M_allocate(__len);
  iterator __start(std::__addressof(*__q), 0);
  iterator __i = _M_copy_aligned(begin(), __position, __start);
  __i = std::copy(__first, __last, __i);
  this->_M_impl._M_finish = std::copy(__position, end(), __i);
  this->_M_deallocate();
  this->_M_impl._M_end_of_storage = __q + _S_nword(__len);
  this->_M_impl._M_start = __start;
       }
   }
      }

  template<typename _Alloc>
    void
    vector<bool, _Alloc>::
    _M_insert_aux(iterator __position, bool __x)
    {
      if (this->_M_impl._M_finish._M_p != this->_M_impl._M_end_addr())
 {
   std::copy_backward(__position, this->_M_impl._M_finish,
        this->_M_impl._M_finish + 1);
   *__position = __x;
   ++this->_M_impl._M_finish;
 }
      else
 {
   const size_type __len =
     _M_check_len(size_type(1), "vector<bool>::_M_insert_aux");
   _Bit_pointer __q = this->_M_allocate(__len);
   iterator __start(std::__addressof(*__q), 0);
   iterator __i = _M_copy_aligned(begin(), __position, __start);
   *__i++ = __x;
   this->_M_impl._M_finish = std::copy(__position, end(), __i);
   this->_M_deallocate();
   this->_M_impl._M_end_of_storage = __q + _S_nword(__len);
   this->_M_impl._M_start = __start;
 }
    }

  template<typename _Alloc>
    typename vector<bool, _Alloc>::iterator
    vector<bool, _Alloc>::
    _M_erase(iterator __position)
    {
      if (__position + 1 != end())
        std::copy(__position + 1, end(), __position);
      --this->_M_impl._M_finish;
      return __position;
    }

  template<typename _Alloc>
    typename vector<bool, _Alloc>::iterator
    vector<bool, _Alloc>::
    _M_erase(iterator __first, iterator __last)
    {
      if (__first != __last)
 _M_erase_at_end(std::copy(__last, end(), __first));
      return __first;
    }


  template<typename _Alloc>
    bool
    vector<bool, _Alloc>::
    _M_shrink_to_fit()
    {
      if (capacity() - size() < int(_S_word_bit))
 return false;
      try
 {
   _M_reallocate(size());
   return true;
 }
      catch(...)
 { return false; }
    }



}



namespace std __attribute__ ((__visibility__ ("default")))
{


  template<typename _Alloc>
    size_t
    hash<std::vector<bool, _Alloc>>::
    operator()(const std::vector<bool, _Alloc>& __b) const noexcept
    {
      size_t __hash = 0;
      using std::_S_word_bit;
      using std::_Bit_type;

      const size_t __words = __b.size() / _S_word_bit;
      if (__words)
 {
   const size_t __clength = __words * sizeof(_Bit_type);
   __hash = std::_Hash_impl::hash(__b._M_impl._M_start._M_p, __clength);
 }

      const size_t __extrabits = __b.size() % _S_word_bit;
      if (__extrabits)
 {
   _Bit_type __hiword = *__b._M_impl._M_finish._M_p;
   __hiword &= ~((~static_cast<_Bit_type>(0)) << __extrabits);

   const size_t __clength
     = (__extrabits + 8 - 1) / 8;
   if (__words)
     __hash = std::_Hash_impl::hash(&__hiword, __clength, __hash);
   else
     __hash = std::_Hash_impl::hash(&__hiword, __clength);
 }

      return __hash;
    }


}
# 70 "/usr/include/c++/6.2.1/vector" 2 3
# 13 "../../include/cppunit/TestSuite.h" 2


# 14 "../../include/cppunit/TestSuite.h"
namespace CppUnit {
# 40 "../../include/cppunit/TestSuite.h"
class TestSuite : public TestComposite
{
public:


  TestSuite( std::string name = "" );

  ~TestSuite();




  void addTest( Test *test );






  const std::vector<Test *> &getTests() const;



  virtual void deleteContents();

  int getChildTestCount() const;

  Test *doGetChildTestAt( int index ) const;

private:
  std::vector<Test *> m_tests;
};


}
# 11 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "../../include/cppunit/extensions/AutoRegisterSuite.h" 1



# 1 "../../include/cppunit/extensions/TestSuiteFactory.h" 1



# 1 "../../include/cppunit/extensions/TestFactory.h" 1





namespace CppUnit {


class Test;



class TestFactory
{
public:
  virtual ~TestFactory() {}




  virtual Test* makeTest() = 0;
};


}
# 5 "../../include/cppunit/extensions/TestSuiteFactory.h" 2

namespace CppUnit {


  class Test;




  template<class TestCaseType>
  class TestSuiteFactory : public TestFactory
  {
  public:
    virtual Test *makeTest()
    {
      return TestCaseType::suite();
    }
  };


}
# 5 "../../include/cppunit/extensions/AutoRegisterSuite.h" 2
# 1 "../../include/cppunit/extensions/TestFactoryRegistry.h" 1
# 11 "../../include/cppunit/extensions/TestFactoryRegistry.h"
# 1 "/usr/include/c++/6.2.1/set" 1 3
# 58 "/usr/include/c++/6.2.1/set" 3
       
# 59 "/usr/include/c++/6.2.1/set" 3

# 1 "/usr/include/c++/6.2.1/bits/stl_tree.h" 1 3
# 61 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
       
# 62 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3







# 1 "/usr/include/c++/6.2.1/ext/aligned_buffer.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/aligned_buffer.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/aligned_buffer.h" 3








# 40 "/usr/include/c++/6.2.1/ext/aligned_buffer.h" 3
namespace __gnu_cxx
{




  template<typename _Tp>
    struct __aligned_membuf
    {



      struct _Tp2 { _Tp _M_t; };

      alignas(__alignof__(_Tp2::_M_t)) unsigned char _M_storage[sizeof(_Tp)];

      __aligned_membuf() = default;


      __aligned_membuf(std::nullptr_t) { }

      void*
      _M_addr() noexcept
      { return static_cast<void*>(&_M_storage); }

      const void*
      _M_addr() const noexcept
      { return static_cast<const void*>(&_M_storage); }

      _Tp*
      _M_ptr() noexcept
      { return static_cast<_Tp*>(_M_addr()); }

      const _Tp*
      _M_ptr() const noexcept
      { return static_cast<const _Tp*>(_M_addr()); }
    };






  template<typename _Tp>
    struct __aligned_buffer
    : std::aligned_storage<sizeof(_Tp), std::alignment_of<_Tp>::value>
    {
      typename
 std::aligned_storage<sizeof(_Tp), std::alignment_of<_Tp>::value>::type
 _M_storage;

      __aligned_buffer() = default;


      __aligned_buffer(std::nullptr_t) { }

      void*
      _M_addr() noexcept
      {
        return static_cast<void*>(&_M_storage);
      }

      const void*
      _M_addr() const noexcept
      {
        return static_cast<const void*>(&_M_storage);
      }

      _Tp*
      _M_ptr() noexcept
      { return static_cast<_Tp*>(_M_addr()); }

      const _Tp*
      _M_ptr() const noexcept
      { return static_cast<const _Tp*>(_M_addr()); }
    };

}
# 70 "/usr/include/c++/6.2.1/bits/stl_tree.h" 2 3


namespace std __attribute__ ((__visibility__ ("default")))
{

# 96 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
  enum _Rb_tree_color { _S_red = false, _S_black = true };

  struct _Rb_tree_node_base
  {
    typedef _Rb_tree_node_base* _Base_ptr;
    typedef const _Rb_tree_node_base* _Const_Base_ptr;

    _Rb_tree_color _M_color;
    _Base_ptr _M_parent;
    _Base_ptr _M_left;
    _Base_ptr _M_right;

    static _Base_ptr
    _S_minimum(_Base_ptr __x) noexcept
    {
      while (__x->_M_left != 0) __x = __x->_M_left;
      return __x;
    }

    static _Const_Base_ptr
    _S_minimum(_Const_Base_ptr __x) noexcept
    {
      while (__x->_M_left != 0) __x = __x->_M_left;
      return __x;
    }

    static _Base_ptr
    _S_maximum(_Base_ptr __x) noexcept
    {
      while (__x->_M_right != 0) __x = __x->_M_right;
      return __x;
    }

    static _Const_Base_ptr
    _S_maximum(_Const_Base_ptr __x) noexcept
    {
      while (__x->_M_right != 0) __x = __x->_M_right;
      return __x;
    }
  };

  template<typename _Val>
    struct _Rb_tree_node : public _Rb_tree_node_base
    {
      typedef _Rb_tree_node<_Val>* _Link_type;
# 153 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
      __gnu_cxx::__aligned_membuf<_Val> _M_storage;

      _Val*
      _M_valptr()
      { return _M_storage._M_ptr(); }

      const _Val*
      _M_valptr() const
      { return _M_storage._M_ptr(); }

    };

  __attribute__ ((__pure__)) _Rb_tree_node_base*
  _Rb_tree_increment(_Rb_tree_node_base* __x) throw ();

  __attribute__ ((__pure__)) const _Rb_tree_node_base*
  _Rb_tree_increment(const _Rb_tree_node_base* __x) throw ();

  __attribute__ ((__pure__)) _Rb_tree_node_base*
  _Rb_tree_decrement(_Rb_tree_node_base* __x) throw ();

  __attribute__ ((__pure__)) const _Rb_tree_node_base*
  _Rb_tree_decrement(const _Rb_tree_node_base* __x) throw ();

  template<typename _Tp>
    struct _Rb_tree_iterator
    {
      typedef _Tp value_type;
      typedef _Tp& reference;
      typedef _Tp* pointer;

      typedef bidirectional_iterator_tag iterator_category;
      typedef ptrdiff_t difference_type;

      typedef _Rb_tree_iterator<_Tp> _Self;
      typedef _Rb_tree_node_base::_Base_ptr _Base_ptr;
      typedef _Rb_tree_node<_Tp>* _Link_type;

      _Rb_tree_iterator() noexcept
      : _M_node() { }

      explicit
      _Rb_tree_iterator(_Base_ptr __x) noexcept
      : _M_node(__x) { }

      reference
      operator*() const noexcept
      { return *static_cast<_Link_type>(_M_node)->_M_valptr(); }

      pointer
      operator->() const noexcept
      { return static_cast<_Link_type> (_M_node)->_M_valptr(); }

      _Self&
      operator++() noexcept
      {
 _M_node = _Rb_tree_increment(_M_node);
 return *this;
      }

      _Self
      operator++(int) noexcept
      {
 _Self __tmp = *this;
 _M_node = _Rb_tree_increment(_M_node);
 return __tmp;
      }

      _Self&
      operator--() noexcept
      {
 _M_node = _Rb_tree_decrement(_M_node);
 return *this;
      }

      _Self
      operator--(int) noexcept
      {
 _Self __tmp = *this;
 _M_node = _Rb_tree_decrement(_M_node);
 return __tmp;
      }

      bool
      operator==(const _Self& __x) const noexcept
      { return _M_node == __x._M_node; }

      bool
      operator!=(const _Self& __x) const noexcept
      { return _M_node != __x._M_node; }

      _Base_ptr _M_node;
  };

  template<typename _Tp>
    struct _Rb_tree_const_iterator
    {
      typedef _Tp value_type;
      typedef const _Tp& reference;
      typedef const _Tp* pointer;

      typedef _Rb_tree_iterator<_Tp> iterator;

      typedef bidirectional_iterator_tag iterator_category;
      typedef ptrdiff_t difference_type;

      typedef _Rb_tree_const_iterator<_Tp> _Self;
      typedef _Rb_tree_node_base::_Const_Base_ptr _Base_ptr;
      typedef const _Rb_tree_node<_Tp>* _Link_type;

      _Rb_tree_const_iterator() noexcept
      : _M_node() { }

      explicit
      _Rb_tree_const_iterator(_Base_ptr __x) noexcept
      : _M_node(__x) { }

      _Rb_tree_const_iterator(const iterator& __it) noexcept
      : _M_node(__it._M_node) { }

      iterator
      _M_const_cast() const noexcept
      { return iterator(const_cast<typename iterator::_Base_ptr>(_M_node)); }

      reference
      operator*() const noexcept
      { return *static_cast<_Link_type>(_M_node)->_M_valptr(); }

      pointer
      operator->() const noexcept
      { return static_cast<_Link_type>(_M_node)->_M_valptr(); }

      _Self&
      operator++() noexcept
      {
 _M_node = _Rb_tree_increment(_M_node);
 return *this;
      }

      _Self
      operator++(int) noexcept
      {
 _Self __tmp = *this;
 _M_node = _Rb_tree_increment(_M_node);
 return __tmp;
      }

      _Self&
      operator--() noexcept
      {
 _M_node = _Rb_tree_decrement(_M_node);
 return *this;
      }

      _Self
      operator--(int) noexcept
      {
 _Self __tmp = *this;
 _M_node = _Rb_tree_decrement(_M_node);
 return __tmp;
      }

      bool
      operator==(const _Self& __x) const noexcept
      { return _M_node == __x._M_node; }

      bool
      operator!=(const _Self& __x) const noexcept
      { return _M_node != __x._M_node; }

      _Base_ptr _M_node;
    };

  template<typename _Val>
    inline bool
    operator==(const _Rb_tree_iterator<_Val>& __x,
               const _Rb_tree_const_iterator<_Val>& __y) noexcept
    { return __x._M_node == __y._M_node; }

  template<typename _Val>
    inline bool
    operator!=(const _Rb_tree_iterator<_Val>& __x,
               const _Rb_tree_const_iterator<_Val>& __y) noexcept
    { return __x._M_node != __y._M_node; }

  void
  _Rb_tree_insert_and_rebalance(const bool __insert_left,
                                _Rb_tree_node_base* __x,
                                _Rb_tree_node_base* __p,
                                _Rb_tree_node_base& __header) throw ();

  _Rb_tree_node_base*
  _Rb_tree_rebalance_for_erase(_Rb_tree_node_base* const __z,
          _Rb_tree_node_base& __header) throw ();


  template<typename _Cmp, typename _SfinaeType, typename = __void_t<>>
    struct __has_is_transparent
    { };

  template<typename _Cmp, typename _SfinaeType>
    struct __has_is_transparent<_Cmp, _SfinaeType,
    __void_t<typename _Cmp::is_transparent>>
    { typedef void type; };


  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc = allocator<_Val> >
    class _Rb_tree
    {
      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
        rebind<_Rb_tree_node<_Val> >::other _Node_allocator;

      typedef __gnu_cxx::__alloc_traits<_Node_allocator> _Alloc_traits;

    protected:
      typedef _Rb_tree_node_base* _Base_ptr;
      typedef const _Rb_tree_node_base* _Const_Base_ptr;
      typedef _Rb_tree_node<_Val>* _Link_type;
      typedef const _Rb_tree_node<_Val>* _Const_Link_type;

    private:


      struct _Reuse_or_alloc_node
      {
 _Reuse_or_alloc_node(_Rb_tree& __t)
   : _M_root(__t._M_root()), _M_nodes(__t._M_rightmost()), _M_t(__t)
 {
   if (_M_root)
     {
       _M_root->_M_parent = 0;

       if (_M_nodes->_M_left)
  _M_nodes = _M_nodes->_M_left;
     }
   else
     _M_nodes = 0;
 }


 _Reuse_or_alloc_node(const _Reuse_or_alloc_node&) = delete;


 ~_Reuse_or_alloc_node()
 { _M_t._M_erase(static_cast<_Link_type>(_M_root)); }

 template<typename _Arg>
   _Link_type



   operator()(_Arg&& __arg)

   {
     _Link_type __node = static_cast<_Link_type>(_M_extract());
     if (__node)
       {
  _M_t._M_destroy_node(__node);
  _M_t._M_construct_node(__node, std::forward<_Arg>(__arg));
  return __node;
       }

     return _M_t._M_create_node(std::forward<_Arg>(__arg));
   }

      private:
 _Base_ptr
 _M_extract()
 {
   if (!_M_nodes)
     return _M_nodes;

   _Base_ptr __node = _M_nodes;
   _M_nodes = _M_nodes->_M_parent;
   if (_M_nodes)
     {
       if (_M_nodes->_M_right == __node)
  {
    _M_nodes->_M_right = 0;

    if (_M_nodes->_M_left)
      {
        _M_nodes = _M_nodes->_M_left;

        while (_M_nodes->_M_right)
   _M_nodes = _M_nodes->_M_right;

        if (_M_nodes->_M_left)
   _M_nodes = _M_nodes->_M_left;
      }
  }
       else
  _M_nodes->_M_left = 0;
     }
   else
     _M_root = 0;

   return __node;
 }

 _Base_ptr _M_root;
 _Base_ptr _M_nodes;
 _Rb_tree& _M_t;
      };



      struct _Alloc_node
      {
 _Alloc_node(_Rb_tree& __t)
   : _M_t(__t) { }

 template<typename _Arg>
   _Link_type



   operator()(_Arg&& __arg) const

   { return _M_t._M_create_node(std::forward<_Arg>(__arg)); }

      private:
 _Rb_tree& _M_t;
      };

    public:
      typedef _Key key_type;
      typedef _Val value_type;
      typedef value_type* pointer;
      typedef const value_type* const_pointer;
      typedef value_type& reference;
      typedef const value_type& const_reference;
      typedef size_t size_type;
      typedef ptrdiff_t difference_type;
      typedef _Alloc allocator_type;

      _Node_allocator&
      _M_get_Node_allocator() noexcept
      { return *static_cast<_Node_allocator*>(&this->_M_impl); }

      const _Node_allocator&
      _M_get_Node_allocator() const noexcept
      { return *static_cast<const _Node_allocator*>(&this->_M_impl); }

      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_get_Node_allocator()); }

    protected:
      _Link_type
      _M_get_node()
      { return _Alloc_traits::allocate(_M_get_Node_allocator(), 1); }

      void
      _M_put_node(_Link_type __p) noexcept
      { _Alloc_traits::deallocate(_M_get_Node_allocator(), __p, 1); }
# 536 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
      template<typename... _Args>
 void
 _M_construct_node(_Link_type __node, _Args&&... __args)
 {
   try
     {
       ::new(__node) _Rb_tree_node<_Val>;
       _Alloc_traits::construct(_M_get_Node_allocator(),
           __node->_M_valptr(),
           std::forward<_Args>(__args)...);
     }
   catch(...)
     {
       __node->~_Rb_tree_node<_Val>();
       _M_put_node(__node);
       throw;
     }
 }

      template<typename... _Args>
        _Link_type
        _M_create_node(_Args&&... __args)
 {
   _Link_type __tmp = _M_get_node();
   _M_construct_node(__tmp, std::forward<_Args>(__args)...);
   return __tmp;
 }

      void
      _M_destroy_node(_Link_type __p) noexcept
      {
 _Alloc_traits::destroy(_M_get_Node_allocator(), __p->_M_valptr());
 __p->~_Rb_tree_node<_Val>();
      }


      void
      _M_drop_node(_Link_type __p) noexcept
      {
 _M_destroy_node(__p);
 _M_put_node(__p);
      }

      template<typename _NodeGen>
 _Link_type
 _M_clone_node(_Const_Link_type __x, _NodeGen& __node_gen)
 {
   _Link_type __tmp = __node_gen(*__x->_M_valptr());
   __tmp->_M_color = __x->_M_color;
   __tmp->_M_left = 0;
   __tmp->_M_right = 0;
   return __tmp;
 }

    protected:

      template<typename _Key_compare,
        bool = __is_pod(_Key_compare)>
        struct _Rb_tree_impl : public _Node_allocator
        {
   _Key_compare _M_key_compare;
   _Rb_tree_node_base _M_header;
   size_type _M_node_count;

   _Rb_tree_impl()
   : _Node_allocator(), _M_key_compare(), _M_header(),
     _M_node_count(0)
   { _M_initialize(); }

   _Rb_tree_impl(const _Key_compare& __comp, const _Node_allocator& __a)
   : _Node_allocator(__a), _M_key_compare(__comp), _M_header(),
     _M_node_count(0)
   { _M_initialize(); }


   _Rb_tree_impl(const _Key_compare& __comp, _Node_allocator&& __a)
   : _Node_allocator(std::move(__a)), _M_key_compare(__comp),
     _M_header(), _M_node_count(0)
   { _M_initialize(); }


   void
   _M_reset()
   {
     this->_M_header._M_parent = 0;
     this->_M_header._M_left = &this->_M_header;
     this->_M_header._M_right = &this->_M_header;
     this->_M_node_count = 0;
   }

 private:
   void
   _M_initialize()
   {
     this->_M_header._M_color = _S_red;
     this->_M_header._M_parent = 0;
     this->_M_header._M_left = &this->_M_header;
     this->_M_header._M_right = &this->_M_header;
   }
 };

      _Rb_tree_impl<_Compare> _M_impl;

    protected:
      _Base_ptr&
      _M_root() noexcept
      { return this->_M_impl._M_header._M_parent; }

      _Const_Base_ptr
      _M_root() const noexcept
      { return this->_M_impl._M_header._M_parent; }

      _Base_ptr&
      _M_leftmost() noexcept
      { return this->_M_impl._M_header._M_left; }

      _Const_Base_ptr
      _M_leftmost() const noexcept
      { return this->_M_impl._M_header._M_left; }

      _Base_ptr&
      _M_rightmost() noexcept
      { return this->_M_impl._M_header._M_right; }

      _Const_Base_ptr
      _M_rightmost() const noexcept
      { return this->_M_impl._M_header._M_right; }

      _Link_type
      _M_begin() noexcept
      { return static_cast<_Link_type>(this->_M_impl._M_header._M_parent); }

      _Const_Link_type
      _M_begin() const noexcept
      {
 return static_cast<_Const_Link_type>
   (this->_M_impl._M_header._M_parent);
      }

      _Base_ptr
      _M_end() noexcept
      { return &this->_M_impl._M_header; }

      _Const_Base_ptr
      _M_end() const noexcept
      { return &this->_M_impl._M_header; }

      static const_reference
      _S_value(_Const_Link_type __x)
      { return *__x->_M_valptr(); }

      static const _Key&
      _S_key(_Const_Link_type __x)
      { return _KeyOfValue()(_S_value(__x)); }

      static _Link_type
      _S_left(_Base_ptr __x) noexcept
      { return static_cast<_Link_type>(__x->_M_left); }

      static _Const_Link_type
      _S_left(_Const_Base_ptr __x) noexcept
      { return static_cast<_Const_Link_type>(__x->_M_left); }

      static _Link_type
      _S_right(_Base_ptr __x) noexcept
      { return static_cast<_Link_type>(__x->_M_right); }

      static _Const_Link_type
      _S_right(_Const_Base_ptr __x) noexcept
      { return static_cast<_Const_Link_type>(__x->_M_right); }

      static const_reference
      _S_value(_Const_Base_ptr __x)
      { return *static_cast<_Const_Link_type>(__x)->_M_valptr(); }

      static const _Key&
      _S_key(_Const_Base_ptr __x)
      { return _KeyOfValue()(_S_value(__x)); }

      static _Base_ptr
      _S_minimum(_Base_ptr __x) noexcept
      { return _Rb_tree_node_base::_S_minimum(__x); }

      static _Const_Base_ptr
      _S_minimum(_Const_Base_ptr __x) noexcept
      { return _Rb_tree_node_base::_S_minimum(__x); }

      static _Base_ptr
      _S_maximum(_Base_ptr __x) noexcept
      { return _Rb_tree_node_base::_S_maximum(__x); }

      static _Const_Base_ptr
      _S_maximum(_Const_Base_ptr __x) noexcept
      { return _Rb_tree_node_base::_S_maximum(__x); }

    public:
      typedef _Rb_tree_iterator<value_type> iterator;
      typedef _Rb_tree_const_iterator<value_type> const_iterator;

      typedef std::reverse_iterator<iterator> reverse_iterator;
      typedef std::reverse_iterator<const_iterator> const_reverse_iterator;

      pair<_Base_ptr, _Base_ptr>
      _M_get_insert_unique_pos(const key_type& __k);

      pair<_Base_ptr, _Base_ptr>
      _M_get_insert_equal_pos(const key_type& __k);

      pair<_Base_ptr, _Base_ptr>
      _M_get_insert_hint_unique_pos(const_iterator __pos,
        const key_type& __k);

      pair<_Base_ptr, _Base_ptr>
      _M_get_insert_hint_equal_pos(const_iterator __pos,
       const key_type& __k);

    private:

      template<typename _Arg, typename _NodeGen>
        iterator
 _M_insert_(_Base_ptr __x, _Base_ptr __y, _Arg&& __v, _NodeGen&);

      iterator
      _M_insert_node(_Base_ptr __x, _Base_ptr __y, _Link_type __z);

      template<typename _Arg>
        iterator
        _M_insert_lower(_Base_ptr __y, _Arg&& __v);

      template<typename _Arg>
        iterator
        _M_insert_equal_lower(_Arg&& __x);

      iterator
      _M_insert_lower_node(_Base_ptr __p, _Link_type __z);

      iterator
      _M_insert_equal_lower_node(_Link_type __z);
# 789 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
      template<typename _NodeGen>
 _Link_type
 _M_copy(_Const_Link_type __x, _Base_ptr __p, _NodeGen&);

      _Link_type
      _M_copy(_Const_Link_type __x, _Base_ptr __p)
      {
 _Alloc_node __an(*this);
 return _M_copy(__x, __p, __an);
      }

      void
      _M_erase(_Link_type __x);

      iterator
      _M_lower_bound(_Link_type __x, _Base_ptr __y,
       const _Key& __k);

      const_iterator
      _M_lower_bound(_Const_Link_type __x, _Const_Base_ptr __y,
       const _Key& __k) const;

      iterator
      _M_upper_bound(_Link_type __x, _Base_ptr __y,
       const _Key& __k);

      const_iterator
      _M_upper_bound(_Const_Link_type __x, _Const_Base_ptr __y,
       const _Key& __k) const;

    public:

      _Rb_tree() { }

      _Rb_tree(const _Compare& __comp,
        const allocator_type& __a = allocator_type())
      : _M_impl(__comp, _Node_allocator(__a)) { }

      _Rb_tree(const _Rb_tree& __x)
      : _M_impl(__x._M_impl._M_key_compare,
         _Alloc_traits::_S_select_on_copy(__x._M_get_Node_allocator()))
      {
 if (__x._M_root() != 0)
   {
     _M_root() = _M_copy(__x._M_begin(), _M_end());
     _M_leftmost() = _S_minimum(_M_root());
     _M_rightmost() = _S_maximum(_M_root());
     _M_impl._M_node_count = __x._M_impl._M_node_count;
   }
      }


      _Rb_tree(const allocator_type& __a)
      : _M_impl(_Compare(), _Node_allocator(__a))
      { }

      _Rb_tree(const _Rb_tree& __x, const allocator_type& __a)
      : _M_impl(__x._M_impl._M_key_compare, _Node_allocator(__a))
      {
 if (__x._M_root() != nullptr)
   {
     _M_root() = _M_copy(__x._M_begin(), _M_end());
     _M_leftmost() = _S_minimum(_M_root());
     _M_rightmost() = _S_maximum(_M_root());
     _M_impl._M_node_count = __x._M_impl._M_node_count;
   }
      }

      _Rb_tree(_Rb_tree&& __x)
      : _M_impl(__x._M_impl._M_key_compare,
  std::move(__x._M_get_Node_allocator()))
      {
 if (__x._M_root() != 0)
   _M_move_data(__x, std::true_type());
      }

      _Rb_tree(_Rb_tree&& __x, const allocator_type& __a)
      : _Rb_tree(std::move(__x), _Node_allocator(__a))
      { }

      _Rb_tree(_Rb_tree&& __x, _Node_allocator&& __a);


      ~_Rb_tree() noexcept
      { _M_erase(_M_begin()); }

      _Rb_tree&
      operator=(const _Rb_tree& __x);


      _Compare
      key_comp() const
      { return _M_impl._M_key_compare; }

      iterator
      begin() noexcept
      { return iterator(this->_M_impl._M_header._M_left); }

      const_iterator
      begin() const noexcept
      { return const_iterator(this->_M_impl._M_header._M_left); }

      iterator
      end() noexcept
      { return iterator(&this->_M_impl._M_header); }

      const_iterator
      end() const noexcept
      { return const_iterator(&this->_M_impl._M_header); }

      reverse_iterator
      rbegin() noexcept
      { return reverse_iterator(end()); }

      const_reverse_iterator
      rbegin() const noexcept
      { return const_reverse_iterator(end()); }

      reverse_iterator
      rend() noexcept
      { return reverse_iterator(begin()); }

      const_reverse_iterator
      rend() const noexcept
      { return const_reverse_iterator(begin()); }

      bool
      empty() const noexcept
      { return _M_impl._M_node_count == 0; }

      size_type
      size() const noexcept
      { return _M_impl._M_node_count; }

      size_type
      max_size() const noexcept
      { return _Alloc_traits::max_size(_M_get_Node_allocator()); }

      void
      swap(_Rb_tree& __t)
      noexcept(__is_nothrow_swappable<_Compare>::value);



      template<typename _Arg>
        pair<iterator, bool>
        _M_insert_unique(_Arg&& __x);

      template<typename _Arg>
        iterator
        _M_insert_equal(_Arg&& __x);

      template<typename _Arg, typename _NodeGen>
        iterator
 _M_insert_unique_(const_iterator __pos, _Arg&& __x, _NodeGen&);

      template<typename _Arg>
 iterator
 _M_insert_unique_(const_iterator __pos, _Arg&& __x)
 {
   _Alloc_node __an(*this);
   return _M_insert_unique_(__pos, std::forward<_Arg>(__x), __an);
 }

      template<typename _Arg, typename _NodeGen>
 iterator
 _M_insert_equal_(const_iterator __pos, _Arg&& __x, _NodeGen&);

      template<typename _Arg>
 iterator
 _M_insert_equal_(const_iterator __pos, _Arg&& __x)
 {
   _Alloc_node __an(*this);
   return _M_insert_equal_(__pos, std::forward<_Arg>(__x), __an);
 }

      template<typename... _Args>
 pair<iterator, bool>
 _M_emplace_unique(_Args&&... __args);

      template<typename... _Args>
 iterator
 _M_emplace_equal(_Args&&... __args);

      template<typename... _Args>
 iterator
 _M_emplace_hint_unique(const_iterator __pos, _Args&&... __args);

      template<typename... _Args>
 iterator
 _M_emplace_hint_equal(const_iterator __pos, _Args&&... __args);
# 1011 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
      template<typename _InputIterator>
        void
        _M_insert_unique(_InputIterator __first, _InputIterator __last);

      template<typename _InputIterator>
        void
        _M_insert_equal(_InputIterator __first, _InputIterator __last);

    private:
      void
      _M_erase_aux(const_iterator __position);

      void
      _M_erase_aux(const_iterator __first, const_iterator __last);

    public:



      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(const_iterator __position)
      {
 const_iterator __result = __position;
 ++__result;
 _M_erase_aux(__position);
 return __result._M_const_cast();
      }


      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(iterator __position)
      {
 iterator __result = __position;
 ++__result;
 _M_erase_aux(__position);
 return __result;
      }
# 1059 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
      size_type
      erase(const key_type& __x);




      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(const_iterator __first, const_iterator __last)
      {
 _M_erase_aux(__first, __last);
 return __last._M_const_cast();
      }
# 1081 "/usr/include/c++/6.2.1/bits/stl_tree.h" 3
      void
      erase(const key_type* __first, const key_type* __last);

      void
      clear() noexcept
      {
        _M_erase(_M_begin());
 _M_impl._M_reset();
      }


      iterator
      find(const key_type& __k);

      const_iterator
      find(const key_type& __k) const;

      size_type
      count(const key_type& __k) const;

      iterator
      lower_bound(const key_type& __k)
      { return _M_lower_bound(_M_begin(), _M_end(), __k); }

      const_iterator
      lower_bound(const key_type& __k) const
      { return _M_lower_bound(_M_begin(), _M_end(), __k); }

      iterator
      upper_bound(const key_type& __k)
      { return _M_upper_bound(_M_begin(), _M_end(), __k); }

      const_iterator
      upper_bound(const key_type& __k) const
      { return _M_upper_bound(_M_begin(), _M_end(), __k); }

      pair<iterator, iterator>
      equal_range(const key_type& __k);

      pair<const_iterator, const_iterator>
      equal_range(const key_type& __k) const;


      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 iterator
 _M_find_tr(const _Kt& __k)
 {
   const _Rb_tree* __const_this = this;
   return __const_this->_M_find_tr(__k)._M_const_cast();
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 const_iterator
 _M_find_tr(const _Kt& __k) const
 {
   auto __j = _M_lower_bound_tr(__k);
   if (__j != end() && _M_impl._M_key_compare(__k, _S_key(__j._M_node)))
     __j = end();
   return __j;
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 size_type
 _M_count_tr(const _Kt& __k) const
 {
   auto __p = _M_equal_range_tr(__k);
   return std::distance(__p.first, __p.second);
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 iterator
 _M_lower_bound_tr(const _Kt& __k)
 {
   const _Rb_tree* __const_this = this;
   return __const_this->_M_lower_bound_tr(__k)._M_const_cast();
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 const_iterator
 _M_lower_bound_tr(const _Kt& __k) const
 {
   auto __x = _M_begin();
   auto __y = _M_end();
   while (__x != 0)
     if (!_M_impl._M_key_compare(_S_key(__x), __k))
       {
  __y = __x;
  __x = _S_left(__x);
       }
     else
       __x = _S_right(__x);
   return const_iterator(__y);
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 iterator
 _M_upper_bound_tr(const _Kt& __k)
 {
   const _Rb_tree* __const_this = this;
   return __const_this->_M_upper_bound_tr(__k)._M_const_cast();
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 const_iterator
 _M_upper_bound_tr(const _Kt& __k) const
 {
   auto __x = _M_begin();
   auto __y = _M_end();
   while (__x != 0)
     if (_M_impl._M_key_compare(__k, _S_key(__x)))
       {
  __y = __x;
  __x = _S_left(__x);
       }
     else
       __x = _S_right(__x);
   return const_iterator(__y);
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 pair<iterator, iterator>
 _M_equal_range_tr(const _Kt& __k)
 {
   const _Rb_tree* __const_this = this;
   auto __ret = __const_this->_M_equal_range_tr(__k);
   return { __ret.first._M_const_cast(), __ret.second._M_const_cast() };
 }

      template<typename _Kt,
        typename _Req =
   typename __has_is_transparent<_Compare, _Kt>::type>
 pair<const_iterator, const_iterator>
 _M_equal_range_tr(const _Kt& __k) const
 {
   auto __low = _M_lower_bound_tr(__k);
   auto __high = __low;
   auto& __cmp = _M_impl._M_key_compare;
   while (__high != end() && !__cmp(__k, _S_key(__high._M_node)))
     ++__high;
   return { __low, __high };
 }



      bool
      __rb_verify() const;


      _Rb_tree&
      operator=(_Rb_tree&&)
      noexcept(_Alloc_traits::_S_nothrow_move()
        && is_nothrow_move_assignable<_Compare>::value);

      template<typename _Iterator>
 void
 _M_assign_unique(_Iterator, _Iterator);

      template<typename _Iterator>
 void
 _M_assign_equal(_Iterator, _Iterator);

    private:

      void
      _M_move_data(_Rb_tree&, std::true_type);



      void
      _M_move_data(_Rb_tree&, std::false_type);


      void
      _M_move_assign(_Rb_tree&, std::true_type);



      void
      _M_move_assign(_Rb_tree&, std::false_type);

    };

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline bool
    operator==(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
        const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    {
      return __x.size() == __y.size()
      && std::equal(__x.begin(), __x.end(), __y.begin());
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline bool
    operator<(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
       const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    {
      return std::lexicographical_compare(__x.begin(), __x.end(),
       __y.begin(), __y.end());
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline bool
    operator!=(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
        const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    { return !(__x == __y); }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline bool
    operator>(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
       const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    { return __y < __x; }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline bool
    operator<=(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
        const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    { return !(__y < __x); }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline bool
    operator>=(const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
        const _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    { return !(__x < __y); }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline void
    swap(_Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __x,
  _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>& __y)
    { __x.swap(__y); }


  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _Rb_tree(_Rb_tree&& __x, _Node_allocator&& __a)
    : _M_impl(__x._M_impl._M_key_compare, std::move(__a))
    {
      using __eq = typename _Alloc_traits::is_always_equal;
      if (__x._M_root() != nullptr)
 _M_move_data(__x, __eq());
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_move_data(_Rb_tree& __x, std::true_type)
    {
      _M_root() = __x._M_root();
      _M_leftmost() = __x._M_leftmost();
      _M_rightmost() = __x._M_rightmost();
      _M_root()->_M_parent = _M_end();

      __x._M_root() = 0;
      __x._M_leftmost() = __x._M_end();
      __x._M_rightmost() = __x._M_end();

      this->_M_impl._M_node_count = __x._M_impl._M_node_count;
      __x._M_impl._M_node_count = 0;
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_move_data(_Rb_tree& __x, std::false_type)
    {
      if (_M_get_Node_allocator() == __x._M_get_Node_allocator())
   _M_move_data(__x, std::true_type());
      else
 {
   _Alloc_node __an(*this);
   auto __lbd =
     [&__an](const value_type& __cval)
     {
       auto& __val = const_cast<value_type&>(__cval);
       return __an(std::move_if_noexcept(__val));
     };
   _M_root() = _M_copy(__x._M_begin(), _M_end(), __lbd);
   _M_leftmost() = _S_minimum(_M_root());
   _M_rightmost() = _S_maximum(_M_root());
   _M_impl._M_node_count = __x._M_impl._M_node_count;
 }
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_move_assign(_Rb_tree& __x, true_type)
    {
      clear();
      if (__x._M_root() != nullptr)
 _M_move_data(__x, std::true_type());
      std::__alloc_on_move(_M_get_Node_allocator(),
      __x._M_get_Node_allocator());
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_move_assign(_Rb_tree& __x, false_type)
    {
      if (_M_get_Node_allocator() == __x._M_get_Node_allocator())
 return _M_move_assign(__x, true_type{});



      _Reuse_or_alloc_node __roan(*this);
      _M_impl._M_reset();
      if (__x._M_root() != nullptr)
 {
   auto __lbd =
     [&__roan](const value_type& __cval)
     {
       auto& __val = const_cast<value_type&>(__cval);
       return __roan(std::move_if_noexcept(__val));
     };
   _M_root() = _M_copy(__x._M_begin(), _M_end(), __lbd);
   _M_leftmost() = _S_minimum(_M_root());
   _M_rightmost() = _S_maximum(_M_root());
   _M_impl._M_node_count = __x._M_impl._M_node_count;
   __x.clear();
 }
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    inline _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>&
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    operator=(_Rb_tree&& __x)
    noexcept(_Alloc_traits::_S_nothrow_move()
      && is_nothrow_move_assignable<_Compare>::value)
    {
      _M_impl._M_key_compare = __x._M_impl._M_key_compare;
      constexpr bool __move_storage =
   _Alloc_traits::_S_propagate_on_move_assign()
   || _Alloc_traits::_S_always_equal();
      _M_move_assign(__x, __bool_constant<__move_storage>());
      return *this;
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    template<typename _Iterator>
      void
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_assign_unique(_Iterator __first, _Iterator __last)
      {
 _Reuse_or_alloc_node __roan(*this);
 _M_impl._M_reset();
 for (; __first != __last; ++__first)
   _M_insert_unique_(end(), *__first, __roan);
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    template<typename _Iterator>
      void
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_assign_equal(_Iterator __first, _Iterator __last)
      {
 _Reuse_or_alloc_node __roan(*this);
 _M_impl._M_reset();
 for (; __first != __last; ++__first)
   _M_insert_equal_(end(), *__first, __roan);
      }


  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>&
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    operator=(const _Rb_tree& __x)
    {
      if (this != &__x)
 {


   if (_Alloc_traits::_S_propagate_on_copy_assign())
     {
       auto& __this_alloc = this->_M_get_Node_allocator();
       auto& __that_alloc = __x._M_get_Node_allocator();
       if (!_Alloc_traits::_S_always_equal()
    && __this_alloc != __that_alloc)
  {


    clear();
    std::__alloc_on_copy(__this_alloc, __that_alloc);
  }
     }


   _Reuse_or_alloc_node __roan(*this);
   _M_impl._M_reset();
   _M_impl._M_key_compare = __x._M_impl._M_key_compare;
   if (__x._M_root() != 0)
     {
       _M_root() = _M_copy(__x._M_begin(), _M_end(), __roan);
       _M_leftmost() = _S_minimum(_M_root());
       _M_rightmost() = _S_maximum(_M_root());
       _M_impl._M_node_count = __x._M_impl._M_node_count;
     }
 }

      return *this;
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg, typename _NodeGen>



      typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_insert_(_Base_ptr __x, _Base_ptr __p,

   _Arg&& __v,



   _NodeGen& __node_gen)
      {
 bool __insert_left = (__x != 0 || __p == _M_end()
         || _M_impl._M_key_compare(_KeyOfValue()(__v),
       _S_key(__p)));

 _Link_type __z = __node_gen(std::forward<_Arg>(__v));

 _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
          this->_M_impl._M_header);
 ++_M_impl._M_node_count;
 return iterator(__z);
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg>

    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::

    _M_insert_lower(_Base_ptr __p, _Arg&& __v)



    {
      bool __insert_left = (__p == _M_end()
       || !_M_impl._M_key_compare(_S_key(__p),
             _KeyOfValue()(__v)));

      _Link_type __z = _M_create_node(std::forward<_Arg>(__v));

      _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
        this->_M_impl._M_header);
      ++_M_impl._M_node_count;
      return iterator(__z);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg>

    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::

    _M_insert_equal_lower(_Arg&& __v)



    {
      _Link_type __x = _M_begin();
      _Base_ptr __y = _M_end();
      while (__x != 0)
 {
   __y = __x;
   __x = !_M_impl._M_key_compare(_S_key(__x), _KeyOfValue()(__v)) ?
         _S_left(__x) : _S_right(__x);
 }
      return _M_insert_lower(__y, std::forward<_Arg>(__v));
    }

  template<typename _Key, typename _Val, typename _KoV,
    typename _Compare, typename _Alloc>
    template<typename _NodeGen>
      typename _Rb_tree<_Key, _Val, _KoV, _Compare, _Alloc>::_Link_type
      _Rb_tree<_Key, _Val, _KoV, _Compare, _Alloc>::
      _M_copy(_Const_Link_type __x, _Base_ptr __p, _NodeGen& __node_gen)
      {

 _Link_type __top = _M_clone_node(__x, __node_gen);
 __top->_M_parent = __p;

 try
   {
     if (__x->_M_right)
       __top->_M_right = _M_copy(_S_right(__x), __top, __node_gen);
     __p = __top;
     __x = _S_left(__x);

     while (__x != 0)
       {
  _Link_type __y = _M_clone_node(__x, __node_gen);
  __p->_M_left = __y;
  __y->_M_parent = __p;
  if (__x->_M_right)
    __y->_M_right = _M_copy(_S_right(__x), __y, __node_gen);
  __p = __y;
  __x = _S_left(__x);
       }
   }
 catch(...)
   {
     _M_erase(__top);
     throw;
   }
 return __top;
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_erase(_Link_type __x)
    {

      while (__x != 0)
 {
   _M_erase(_S_right(__x));
   _Link_type __y = _S_left(__x);
   _M_drop_node(__x);
   __x = __y;
 }
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_lower_bound(_Link_type __x, _Base_ptr __y,
     const _Key& __k)
    {
      while (__x != 0)
 if (!_M_impl._M_key_compare(_S_key(__x), __k))
   __y = __x, __x = _S_left(__x);
 else
   __x = _S_right(__x);
      return iterator(__y);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::const_iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_lower_bound(_Const_Link_type __x, _Const_Base_ptr __y,
     const _Key& __k) const
    {
      while (__x != 0)
 if (!_M_impl._M_key_compare(_S_key(__x), __k))
   __y = __x, __x = _S_left(__x);
 else
   __x = _S_right(__x);
      return const_iterator(__y);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_upper_bound(_Link_type __x, _Base_ptr __y,
     const _Key& __k)
    {
      while (__x != 0)
 if (_M_impl._M_key_compare(__k, _S_key(__x)))
   __y = __x, __x = _S_left(__x);
 else
   __x = _S_right(__x);
      return iterator(__y);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::const_iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_upper_bound(_Const_Link_type __x, _Const_Base_ptr __y,
     const _Key& __k) const
    {
      while (__x != 0)
 if (_M_impl._M_key_compare(__k, _S_key(__x)))
   __y = __x, __x = _S_left(__x);
 else
   __x = _S_right(__x);
      return const_iterator(__y);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::iterator,
  typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::iterator>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    equal_range(const _Key& __k)
    {
      _Link_type __x = _M_begin();
      _Base_ptr __y = _M_end();
      while (__x != 0)
 {
   if (_M_impl._M_key_compare(_S_key(__x), __k))
     __x = _S_right(__x);
   else if (_M_impl._M_key_compare(__k, _S_key(__x)))
     __y = __x, __x = _S_left(__x);
   else
     {
       _Link_type __xu(__x);
       _Base_ptr __yu(__y);
       __y = __x, __x = _S_left(__x);
       __xu = _S_right(__xu);
       return pair<iterator,
            iterator>(_M_lower_bound(__x, __y, __k),
        _M_upper_bound(__xu, __yu, __k));
     }
 }
      return pair<iterator, iterator>(iterator(__y),
          iterator(__y));
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::const_iterator,
  typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::const_iterator>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    equal_range(const _Key& __k) const
    {
      _Const_Link_type __x = _M_begin();
      _Const_Base_ptr __y = _M_end();
      while (__x != 0)
 {
   if (_M_impl._M_key_compare(_S_key(__x), __k))
     __x = _S_right(__x);
   else if (_M_impl._M_key_compare(__k, _S_key(__x)))
     __y = __x, __x = _S_left(__x);
   else
     {
       _Const_Link_type __xu(__x);
       _Const_Base_ptr __yu(__y);
       __y = __x, __x = _S_left(__x);
       __xu = _S_right(__xu);
       return pair<const_iterator,
            const_iterator>(_M_lower_bound(__x, __y, __k),
       _M_upper_bound(__xu, __yu, __k));
     }
 }
      return pair<const_iterator, const_iterator>(const_iterator(__y),
        const_iterator(__y));
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    swap(_Rb_tree& __t)
    noexcept(__is_nothrow_swappable<_Compare>::value)
    {
      if (_M_root() == 0)
 {
   if (__t._M_root() != 0)
     {
       _M_root() = __t._M_root();
       _M_leftmost() = __t._M_leftmost();
       _M_rightmost() = __t._M_rightmost();
       _M_root()->_M_parent = _M_end();
       _M_impl._M_node_count = __t._M_impl._M_node_count;

       __t._M_impl._M_reset();
     }
 }
      else if (__t._M_root() == 0)
 {
   __t._M_root() = _M_root();
   __t._M_leftmost() = _M_leftmost();
   __t._M_rightmost() = _M_rightmost();
   __t._M_root()->_M_parent = __t._M_end();
   __t._M_impl._M_node_count = _M_impl._M_node_count;

   _M_impl._M_reset();
 }
      else
 {
   std::swap(_M_root(),__t._M_root());
   std::swap(_M_leftmost(),__t._M_leftmost());
   std::swap(_M_rightmost(),__t._M_rightmost());

   _M_root()->_M_parent = _M_end();
   __t._M_root()->_M_parent = __t._M_end();
   std::swap(this->_M_impl._M_node_count, __t._M_impl._M_node_count);
 }

      std::swap(this->_M_impl._M_key_compare, __t._M_impl._M_key_compare);

      _Alloc_traits::_S_on_swap(_M_get_Node_allocator(),
    __t._M_get_Node_allocator());
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr,
  typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_get_insert_unique_pos(const key_type& __k)
    {
      typedef pair<_Base_ptr, _Base_ptr> _Res;
      _Link_type __x = _M_begin();
      _Base_ptr __y = _M_end();
      bool __comp = true;
      while (__x != 0)
 {
   __y = __x;
   __comp = _M_impl._M_key_compare(__k, _S_key(__x));
   __x = __comp ? _S_left(__x) : _S_right(__x);
 }
      iterator __j = iterator(__y);
      if (__comp)
 {
   if (__j == begin())
     return _Res(__x, __y);
   else
     --__j;
 }
      if (_M_impl._M_key_compare(_S_key(__j._M_node), __k))
 return _Res(__x, __y);
      return _Res(__j._M_node, 0);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr,
  typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_get_insert_equal_pos(const key_type& __k)
    {
      typedef pair<_Base_ptr, _Base_ptr> _Res;
      _Link_type __x = _M_begin();
      _Base_ptr __y = _M_end();
      while (__x != 0)
 {
   __y = __x;
   __x = _M_impl._M_key_compare(__k, _S_key(__x)) ?
         _S_left(__x) : _S_right(__x);
 }
      return _Res(__x, __y);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg>

    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::iterator, bool>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::

    _M_insert_unique(_Arg&& __v)



    {
      typedef pair<iterator, bool> _Res;
      pair<_Base_ptr, _Base_ptr> __res
 = _M_get_insert_unique_pos(_KeyOfValue()(__v));

      if (__res.second)
 {
   _Alloc_node __an(*this);
   return _Res(_M_insert_(__res.first, __res.second,
     std::forward<_Arg>(__v), __an),
        true);
 }

      return _Res(iterator(__res.first), false);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg>

    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::

    _M_insert_equal(_Arg&& __v)



    {
      pair<_Base_ptr, _Base_ptr> __res
 = _M_get_insert_equal_pos(_KeyOfValue()(__v));
      _Alloc_node __an(*this);
      return _M_insert_(__res.first, __res.second,
   std::forward<_Arg>(__v), __an);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr,
         typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_get_insert_hint_unique_pos(const_iterator __position,
      const key_type& __k)
    {
      iterator __pos = __position._M_const_cast();
      typedef pair<_Base_ptr, _Base_ptr> _Res;


      if (__pos._M_node == _M_end())
 {
   if (size() > 0
       && _M_impl._M_key_compare(_S_key(_M_rightmost()), __k))
     return _Res(0, _M_rightmost());
   else
     return _M_get_insert_unique_pos(__k);
 }
      else if (_M_impl._M_key_compare(__k, _S_key(__pos._M_node)))
 {

   iterator __before = __pos;
   if (__pos._M_node == _M_leftmost())
     return _Res(_M_leftmost(), _M_leftmost());
   else if (_M_impl._M_key_compare(_S_key((--__before)._M_node), __k))
     {
       if (_S_right(__before._M_node) == 0)
  return _Res(0, __before._M_node);
       else
  return _Res(__pos._M_node, __pos._M_node);
     }
   else
     return _M_get_insert_unique_pos(__k);
 }
      else if (_M_impl._M_key_compare(_S_key(__pos._M_node), __k))
 {

   iterator __after = __pos;
   if (__pos._M_node == _M_rightmost())
     return _Res(0, _M_rightmost());
   else if (_M_impl._M_key_compare(__k, _S_key((++__after)._M_node)))
     {
       if (_S_right(__pos._M_node) == 0)
  return _Res(0, __pos._M_node);
       else
  return _Res(__after._M_node, __after._M_node);
     }
   else
     return _M_get_insert_unique_pos(__k);
 }
      else

 return _Res(__pos._M_node, 0);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg, typename _NodeGen>



      typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_insert_unique_(const_iterator __position,

   _Arg&& __v,



   _NodeGen& __node_gen)
    {
      pair<_Base_ptr, _Base_ptr> __res
 = _M_get_insert_hint_unique_pos(__position, _KeyOfValue()(__v));

      if (__res.second)
 return _M_insert_(__res.first, __res.second,
     std::forward<_Arg>(__v),
     __node_gen);
      return iterator(__res.first);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr,
         typename _Rb_tree<_Key, _Val, _KeyOfValue,
      _Compare, _Alloc>::_Base_ptr>
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_get_insert_hint_equal_pos(const_iterator __position, const key_type& __k)
    {
      iterator __pos = __position._M_const_cast();
      typedef pair<_Base_ptr, _Base_ptr> _Res;


      if (__pos._M_node == _M_end())
 {
   if (size() > 0
       && !_M_impl._M_key_compare(__k, _S_key(_M_rightmost())))
     return _Res(0, _M_rightmost());
   else
     return _M_get_insert_equal_pos(__k);
 }
      else if (!_M_impl._M_key_compare(_S_key(__pos._M_node), __k))
 {

   iterator __before = __pos;
   if (__pos._M_node == _M_leftmost())
     return _Res(_M_leftmost(), _M_leftmost());
   else if (!_M_impl._M_key_compare(__k, _S_key((--__before)._M_node)))
     {
       if (_S_right(__before._M_node) == 0)
  return _Res(0, __before._M_node);
       else
  return _Res(__pos._M_node, __pos._M_node);
     }
   else
     return _M_get_insert_equal_pos(__k);
 }
      else
 {

   iterator __after = __pos;
   if (__pos._M_node == _M_rightmost())
     return _Res(0, _M_rightmost());
   else if (!_M_impl._M_key_compare(_S_key((++__after)._M_node), __k))
     {
       if (_S_right(__pos._M_node) == 0)
  return _Res(0, __pos._M_node);
       else
  return _Res(__after._M_node, __after._M_node);
     }
   else
     return _Res(0, 0);
 }
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>

    template<typename _Arg, typename _NodeGen>



      typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_insert_equal_(const_iterator __position,

         _Arg&& __v,



         _NodeGen& __node_gen)
      {
 pair<_Base_ptr, _Base_ptr> __res
   = _M_get_insert_hint_equal_pos(__position, _KeyOfValue()(__v));

 if (__res.second)
   return _M_insert_(__res.first, __res.second,
       std::forward<_Arg>(__v),
       __node_gen);

 return _M_insert_equal_lower(std::forward<_Arg>(__v));
      }


  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_insert_node(_Base_ptr __x, _Base_ptr __p, _Link_type __z)
    {
      bool __insert_left = (__x != 0 || __p == _M_end()
       || _M_impl._M_key_compare(_S_key(__z),
            _S_key(__p)));

      _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
        this->_M_impl._M_header);
      ++_M_impl._M_node_count;
      return iterator(__z);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_insert_lower_node(_Base_ptr __p, _Link_type __z)
    {
      bool __insert_left = (__p == _M_end()
       || !_M_impl._M_key_compare(_S_key(__p),
             _S_key(__z)));

      _Rb_tree_insert_and_rebalance(__insert_left, __z, __p,
        this->_M_impl._M_header);
      ++_M_impl._M_node_count;
      return iterator(__z);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_insert_equal_lower_node(_Link_type __z)
    {
      _Link_type __x = _M_begin();
      _Base_ptr __y = _M_end();
      while (__x != 0)
 {
   __y = __x;
   __x = !_M_impl._M_key_compare(_S_key(__x), _S_key(__z)) ?
         _S_left(__x) : _S_right(__x);
 }
      return _M_insert_lower_node(__y, __z);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    template<typename... _Args>
      pair<typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::iterator, bool>
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_emplace_unique(_Args&&... __args)
      {
 _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);

 try
   {
     typedef pair<iterator, bool> _Res;
     auto __res = _M_get_insert_unique_pos(_S_key(__z));
     if (__res.second)
       return _Res(_M_insert_node(__res.first, __res.second, __z), true);

     _M_drop_node(__z);
     return _Res(iterator(__res.first), false);
   }
 catch(...)
   {
     _M_drop_node(__z);
     throw;
   }
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    template<typename... _Args>
      typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_emplace_equal(_Args&&... __args)
      {
 _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);

 try
   {
     auto __res = _M_get_insert_equal_pos(_S_key(__z));
     return _M_insert_node(__res.first, __res.second, __z);
   }
 catch(...)
   {
     _M_drop_node(__z);
     throw;
   }
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    template<typename... _Args>
      typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_emplace_hint_unique(const_iterator __pos, _Args&&... __args)
      {
 _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);

 try
   {
     auto __res = _M_get_insert_hint_unique_pos(__pos, _S_key(__z));

     if (__res.second)
       return _M_insert_node(__res.first, __res.second, __z);

     _M_drop_node(__z);
     return iterator(__res.first);
   }
 catch(...)
   {
     _M_drop_node(__z);
     throw;
   }
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    template<typename... _Args>
      typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::iterator
      _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
      _M_emplace_hint_equal(const_iterator __pos, _Args&&... __args)
      {
 _Link_type __z = _M_create_node(std::forward<_Args>(__args)...);

 try
   {
     auto __res = _M_get_insert_hint_equal_pos(__pos, _S_key(__z));

     if (__res.second)
       return _M_insert_node(__res.first, __res.second, __z);

     return _M_insert_equal_lower_node(__z);
   }
 catch(...)
   {
     _M_drop_node(__z);
     throw;
   }
      }


  template<typename _Key, typename _Val, typename _KoV,
           typename _Cmp, typename _Alloc>
    template<class _II>
      void
      _Rb_tree<_Key, _Val, _KoV, _Cmp, _Alloc>::
      _M_insert_unique(_II __first, _II __last)
      {
 _Alloc_node __an(*this);
 for (; __first != __last; ++__first)
   _M_insert_unique_(end(), *__first, __an);
      }

  template<typename _Key, typename _Val, typename _KoV,
           typename _Cmp, typename _Alloc>
    template<class _II>
      void
      _Rb_tree<_Key, _Val, _KoV, _Cmp, _Alloc>::
      _M_insert_equal(_II __first, _II __last)
      {
 _Alloc_node __an(*this);
 for (; __first != __last; ++__first)
   _M_insert_equal_(end(), *__first, __an);
      }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_erase_aux(const_iterator __position)
    {
      _Link_type __y =
 static_cast<_Link_type>(_Rb_tree_rebalance_for_erase
    (const_cast<_Base_ptr>(__position._M_node),
     this->_M_impl._M_header));
      _M_drop_node(__y);
      --_M_impl._M_node_count;
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    _M_erase_aux(const_iterator __first, const_iterator __last)
    {
      if (__first == begin() && __last == end())
 clear();
      else
 while (__first != __last)
   erase(__first++);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::size_type
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    erase(const _Key& __x)
    {
      pair<iterator, iterator> __p = equal_range(__x);
      const size_type __old_size = size();
      erase(__p.first, __p.second);
      return __old_size - size();
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    void
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    erase(const _Key* __first, const _Key* __last)
    {
      while (__first != __last)
 erase(*__first++);
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    find(const _Key& __k)
    {
      iterator __j = _M_lower_bound(_M_begin(), _M_end(), __k);
      return (__j == end()
       || _M_impl._M_key_compare(__k,
     _S_key(__j._M_node))) ? end() : __j;
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue,
        _Compare, _Alloc>::const_iterator
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    find(const _Key& __k) const
    {
      const_iterator __j = _M_lower_bound(_M_begin(), _M_end(), __k);
      return (__j == end()
       || _M_impl._M_key_compare(__k,
     _S_key(__j._M_node))) ? end() : __j;
    }

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    typename _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::size_type
    _Rb_tree<_Key, _Val, _KeyOfValue, _Compare, _Alloc>::
    count(const _Key& __k) const
    {
      pair<const_iterator, const_iterator> __p = equal_range(__k);
      const size_type __n = std::distance(__p.first, __p.second);
      return __n;
    }

  __attribute__ ((__pure__)) unsigned int
  _Rb_tree_black_count(const _Rb_tree_node_base* __node,
                       const _Rb_tree_node_base* __root) throw ();

  template<typename _Key, typename _Val, typename _KeyOfValue,
           typename _Compare, typename _Alloc>
    bool
    _Rb_tree<_Key,_Val,_KeyOfValue,_Compare,_Alloc>::__rb_verify() const
    {
      if (_M_impl._M_node_count == 0 || begin() == end())
 return _M_impl._M_node_count == 0 && begin() == end()
        && this->_M_impl._M_header._M_left == _M_end()
        && this->_M_impl._M_header._M_right == _M_end();

      unsigned int __len = _Rb_tree_black_count(_M_leftmost(), _M_root());
      for (const_iterator __it = begin(); __it != end(); ++__it)
 {
   _Const_Link_type __x = static_cast<_Const_Link_type>(__it._M_node);
   _Const_Link_type __L = _S_left(__x);
   _Const_Link_type __R = _S_right(__x);

   if (__x->_M_color == _S_red)
     if ((__L && __L->_M_color == _S_red)
  || (__R && __R->_M_color == _S_red))
       return false;

   if (__L && _M_impl._M_key_compare(_S_key(__x), _S_key(__L)))
     return false;
   if (__R && _M_impl._M_key_compare(_S_key(__R), _S_key(__x)))
     return false;

   if (!__L && !__R && _Rb_tree_black_count(__x, _M_root()) != __len)
     return false;
 }

      if (_M_leftmost() != _Rb_tree_node_base::_S_minimum(_M_root()))
 return false;
      if (_M_rightmost() != _Rb_tree_node_base::_S_maximum(_M_root()))
 return false;
      return true;
    }


}
# 61 "/usr/include/c++/6.2.1/set" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_set.h" 1 3
# 64 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 88 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
  template<typename _Key, typename _Compare = std::less<_Key>,
    typename _Alloc = std::allocator<_Key> >
    class set
    {

      typedef typename _Alloc::value_type _Alloc_value_type;
     
     

     

    public:



      typedef _Key key_type;
      typedef _Key value_type;
      typedef _Compare key_compare;
      typedef _Compare value_compare;
      typedef _Alloc allocator_type;


    private:
      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
 rebind<_Key>::other _Key_alloc_type;

      typedef _Rb_tree<key_type, value_type, _Identity<value_type>,
         key_compare, _Key_alloc_type> _Rep_type;
      _Rep_type _M_t;

      typedef __gnu_cxx::__alloc_traits<_Key_alloc_type> _Alloc_traits;

    public:


      typedef typename _Alloc_traits::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;



      typedef typename _Rep_type::const_iterator iterator;
      typedef typename _Rep_type::const_iterator const_iterator;
      typedef typename _Rep_type::const_reverse_iterator reverse_iterator;
      typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;
      typedef typename _Rep_type::size_type size_type;
      typedef typename _Rep_type::difference_type difference_type;






      set()

      noexcept(is_nothrow_default_constructible<allocator_type>::value)

      : _M_t() { }






      explicit
      set(const _Compare& __comp,
   const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Key_alloc_type(__a)) { }
# 168 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      template<typename _InputIterator>
 set(_InputIterator __first, _InputIterator __last)
 : _M_t()
 { _M_t._M_insert_unique(__first, __last); }
# 185 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      template<typename _InputIterator>
 set(_InputIterator __first, _InputIterator __last,
     const _Compare& __comp,
     const allocator_type& __a = allocator_type())
 : _M_t(__comp, _Key_alloc_type(__a))
        { _M_t._M_insert_unique(__first, __last); }
# 199 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      set(const set& __x)
      : _M_t(__x._M_t) { }
# 210 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      set(set&& __x)
      noexcept(is_nothrow_copy_constructible<_Compare>::value)
      : _M_t(std::move(__x._M_t)) { }
# 224 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      set(initializer_list<value_type> __l,
   const _Compare& __comp = _Compare(),
   const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Key_alloc_type(__a))
      { _M_t._M_insert_unique(__l.begin(), __l.end()); }


      explicit
      set(const allocator_type& __a)
      : _M_t(_Compare(), _Key_alloc_type(__a)) { }


      set(const set& __x, const allocator_type& __a)
      : _M_t(__x._M_t, _Key_alloc_type(__a)) { }


      set(set&& __x, const allocator_type& __a)
      noexcept(is_nothrow_copy_constructible<_Compare>::value
        && _Alloc_traits::_S_always_equal())
      : _M_t(std::move(__x._M_t), _Key_alloc_type(__a)) { }


      set(initializer_list<value_type> __l, const allocator_type& __a)
      : _M_t(_Compare(), _Key_alloc_type(__a))
      { _M_t._M_insert_unique(__l.begin(), __l.end()); }


      template<typename _InputIterator>
        set(_InputIterator __first, _InputIterator __last,
     const allocator_type& __a)
 : _M_t(_Compare(), _Key_alloc_type(__a))
        { _M_t._M_insert_unique(__first, __last); }
# 265 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      set&
      operator=(const set& __x)
      {
 _M_t = __x._M_t;
 return *this;
      }



      set&
      operator=(set&&) = default;
# 288 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      set&
      operator=(initializer_list<value_type> __l)
      {
 _M_t._M_assign_unique(__l.begin(), __l.end());
 return *this;
      }





      key_compare
      key_comp() const
      { return _M_t.key_comp(); }

      value_compare
      value_comp() const
      { return _M_t.key_comp(); }

      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_t.get_allocator()); }






      iterator
      begin() const noexcept
      { return _M_t.begin(); }






      iterator
      end() const noexcept
      { return _M_t.end(); }






      reverse_iterator
      rbegin() const noexcept
      { return _M_t.rbegin(); }






      reverse_iterator
      rend() const noexcept
      { return _M_t.rend(); }







      iterator
      cbegin() const noexcept
      { return _M_t.begin(); }






      iterator
      cend() const noexcept
      { return _M_t.end(); }






      reverse_iterator
      crbegin() const noexcept
      { return _M_t.rbegin(); }






      reverse_iterator
      crend() const noexcept
      { return _M_t.rend(); }



      bool
      empty() const noexcept
      { return _M_t.empty(); }


      size_type
      size() const noexcept
      { return _M_t.size(); }


      size_type
      max_size() const noexcept
      { return _M_t.max_size(); }
# 411 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      void
      swap(set& __x)
      noexcept(__is_nothrow_swappable<_Compare>::value)
      { _M_t.swap(__x._M_t); }
# 431 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      template<typename... _Args>
 std::pair<iterator, bool>
 emplace(_Args&&... __args)
 { return _M_t._M_emplace_unique(std::forward<_Args>(__args)...); }
# 457 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      template<typename... _Args>
 iterator
 emplace_hint(const_iterator __pos, _Args&&... __args)
 {
   return _M_t._M_emplace_hint_unique(__pos,
          std::forward<_Args>(__args)...);
 }
# 479 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      std::pair<iterator, bool>
      insert(const value_type& __x)
      {
 std::pair<typename _Rep_type::iterator, bool> __p =
   _M_t._M_insert_unique(__x);
 return std::pair<iterator, bool>(__p.first, __p.second);
      }


      std::pair<iterator, bool>
      insert(value_type&& __x)
      {
 std::pair<typename _Rep_type::iterator, bool> __p =
   _M_t._M_insert_unique(std::move(__x));
 return std::pair<iterator, bool>(__p.first, __p.second);
      }
# 516 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      iterator
      insert(const_iterator __position, const value_type& __x)
      { return _M_t._M_insert_unique_(__position, __x); }


      iterator
      insert(const_iterator __position, value_type&& __x)
      { return _M_t._M_insert_unique_(__position, std::move(__x)); }
# 535 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      template<typename _InputIterator>
 void
 insert(_InputIterator __first, _InputIterator __last)
 { _M_t._M_insert_unique(__first, __last); }
# 548 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      void
      insert(initializer_list<value_type> __l)
      { this->insert(__l.begin(), __l.end()); }
# 569 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(const_iterator __position)
      { return _M_t.erase(__position); }
# 600 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      size_type
      erase(const key_type& __x)
      { return _M_t.erase(__x); }
# 621 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(const_iterator __first, const_iterator __last)
      { return _M_t.erase(__first, __last); }
# 649 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      void
      clear() noexcept
      { _M_t.clear(); }
# 664 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      size_type
      count(const key_type& __x) const
      { return _M_t.find(__x) == _M_t.end() ? 0 : 1; }


      template<typename _Kt>
 auto
 count(const _Kt& __x) const
 -> decltype(_M_t._M_count_tr(__x))
 { return _M_t._M_find_tr(__x) == _M_t.end() ? 0 : 1; }
# 691 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      iterator
      find(const key_type& __x)
      { return _M_t.find(__x); }

      const_iterator
      find(const key_type& __x) const
      { return _M_t.find(__x); }


      template<typename _Kt>
 auto
 find(const _Kt& __x)
 -> decltype(iterator{_M_t._M_find_tr(__x)})
 { return iterator{_M_t._M_find_tr(__x)}; }

      template<typename _Kt>
 auto
 find(const _Kt& __x) const
 -> decltype(const_iterator{_M_t._M_find_tr(__x)})
 { return const_iterator{_M_t._M_find_tr(__x)}; }
# 726 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      iterator
      lower_bound(const key_type& __x)
      { return _M_t.lower_bound(__x); }

      const_iterator
      lower_bound(const key_type& __x) const
      { return _M_t.lower_bound(__x); }


      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x)
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }

      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x) const
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }
# 756 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      iterator
      upper_bound(const key_type& __x)
      { return _M_t.upper_bound(__x); }

      const_iterator
      upper_bound(const key_type& __x) const
      { return _M_t.upper_bound(__x); }


      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x)
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }

      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x) const
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }
# 795 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
      std::pair<iterator, iterator>
      equal_range(const key_type& __x)
      { return _M_t.equal_range(__x); }

      std::pair<const_iterator, const_iterator>
      equal_range(const key_type& __x) const
      { return _M_t.equal_range(__x); }


      template<typename _Kt>
 auto
 equal_range(const _Kt& __x)
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }

      template<typename _Kt>
 auto
 equal_range(const _Kt& __x) const
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }



      template<typename _K1, typename _C1, typename _A1>
 friend bool
 operator==(const set<_K1, _C1, _A1>&, const set<_K1, _C1, _A1>&);

      template<typename _K1, typename _C1, typename _A1>
 friend bool
 operator<(const set<_K1, _C1, _A1>&, const set<_K1, _C1, _A1>&);
    };
# 838 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator==(const set<_Key, _Compare, _Alloc>& __x,
        const set<_Key, _Compare, _Alloc>& __y)
    { return __x._M_t == __y._M_t; }
# 855 "/usr/include/c++/6.2.1/bits/stl_set.h" 3
  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator<(const set<_Key, _Compare, _Alloc>& __x,
       const set<_Key, _Compare, _Alloc>& __y)
    { return __x._M_t < __y._M_t; }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator!=(const set<_Key, _Compare, _Alloc>& __x,
        const set<_Key, _Compare, _Alloc>& __y)
    { return !(__x == __y); }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator>(const set<_Key, _Compare, _Alloc>& __x,
       const set<_Key, _Compare, _Alloc>& __y)
    { return __y < __x; }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator<=(const set<_Key, _Compare, _Alloc>& __x,
        const set<_Key, _Compare, _Alloc>& __y)
    { return !(__y < __x); }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator>=(const set<_Key, _Compare, _Alloc>& __x,
        const set<_Key, _Compare, _Alloc>& __y)
    { return !(__x < __y); }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline void
    swap(set<_Key, _Compare, _Alloc>& __x, set<_Key, _Compare, _Alloc>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }


}
# 62 "/usr/include/c++/6.2.1/set" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 1 3
# 64 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 90 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
  template <typename _Key, typename _Compare = std::less<_Key>,
     typename _Alloc = std::allocator<_Key> >
    class multiset
    {

      typedef typename _Alloc::value_type _Alloc_value_type;
     
     

     

    public:

      typedef _Key key_type;
      typedef _Key value_type;
      typedef _Compare key_compare;
      typedef _Compare value_compare;
      typedef _Alloc allocator_type;

    private:

      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
 rebind<_Key>::other _Key_alloc_type;

      typedef _Rb_tree<key_type, value_type, _Identity<value_type>,
         key_compare, _Key_alloc_type> _Rep_type;

      _Rep_type _M_t;

      typedef __gnu_cxx::__alloc_traits<_Key_alloc_type> _Alloc_traits;

    public:
      typedef typename _Alloc_traits::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;



      typedef typename _Rep_type::const_iterator iterator;
      typedef typename _Rep_type::const_iterator const_iterator;
      typedef typename _Rep_type::const_reverse_iterator reverse_iterator;
      typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;
      typedef typename _Rep_type::size_type size_type;
      typedef typename _Rep_type::difference_type difference_type;





      multiset()

      noexcept(is_nothrow_default_constructible<allocator_type>::value)

      : _M_t() { }






      explicit
      multiset(const _Compare& __comp,
        const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Key_alloc_type(__a)) { }
# 165 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      template<typename _InputIterator>
        multiset(_InputIterator __first, _InputIterator __last)
 : _M_t()
        { _M_t._M_insert_equal(__first, __last); }
# 181 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      template<typename _InputIterator>
        multiset(_InputIterator __first, _InputIterator __last,
   const _Compare& __comp,
   const allocator_type& __a = allocator_type())
 : _M_t(__comp, _Key_alloc_type(__a))
        { _M_t._M_insert_equal(__first, __last); }
# 195 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      multiset(const multiset& __x)
      : _M_t(__x._M_t) { }
# 206 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      multiset(multiset&& __x)
      noexcept(is_nothrow_copy_constructible<_Compare>::value)
      : _M_t(std::move(__x._M_t)) { }
# 220 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      multiset(initializer_list<value_type> __l,
        const _Compare& __comp = _Compare(),
        const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Key_alloc_type(__a))
      { _M_t._M_insert_equal(__l.begin(), __l.end()); }


      explicit
      multiset(const allocator_type& __a)
      : _M_t(_Compare(), _Key_alloc_type(__a)) { }


      multiset(const multiset& __m, const allocator_type& __a)
      : _M_t(__m._M_t, _Key_alloc_type(__a)) { }


      multiset(multiset&& __m, const allocator_type& __a)
      noexcept(is_nothrow_copy_constructible<_Compare>::value
        && _Alloc_traits::_S_always_equal())
      : _M_t(std::move(__m._M_t), _Key_alloc_type(__a)) { }


      multiset(initializer_list<value_type> __l, const allocator_type& __a)
      : _M_t(_Compare(), _Key_alloc_type(__a))
      { _M_t._M_insert_equal(__l.begin(), __l.end()); }


      template<typename _InputIterator>
        multiset(_InputIterator __first, _InputIterator __last,
   const allocator_type& __a)
 : _M_t(_Compare(), _Key_alloc_type(__a))
        { _M_t._M_insert_equal(__first, __last); }
# 261 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      multiset&
      operator=(const multiset& __x)
      {
 _M_t = __x._M_t;
 return *this;
      }



      multiset&
      operator=(multiset&&) = default;
# 284 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      multiset&
      operator=(initializer_list<value_type> __l)
      {
 _M_t._M_assign_equal(__l.begin(), __l.end());
 return *this;
      }





      key_compare
      key_comp() const
      { return _M_t.key_comp(); }

      value_compare
      value_comp() const
      { return _M_t.key_comp(); }

      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_t.get_allocator()); }






      iterator
      begin() const noexcept
      { return _M_t.begin(); }






      iterator
      end() const noexcept
      { return _M_t.end(); }






      reverse_iterator
      rbegin() const noexcept
      { return _M_t.rbegin(); }






      reverse_iterator
      rend() const noexcept
      { return _M_t.rend(); }







      iterator
      cbegin() const noexcept
      { return _M_t.begin(); }






      iterator
      cend() const noexcept
      { return _M_t.end(); }






      reverse_iterator
      crbegin() const noexcept
      { return _M_t.rbegin(); }






      reverse_iterator
      crend() const noexcept
      { return _M_t.rend(); }



      bool
      empty() const noexcept
      { return _M_t.empty(); }


      size_type
      size() const noexcept
      { return _M_t.size(); }


      size_type
      max_size() const noexcept
      { return _M_t.max_size(); }
# 407 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      void
      swap(multiset& __x)
      noexcept(__is_nothrow_swappable<_Compare>::value)
      { _M_t.swap(__x._M_t); }
# 426 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      template<typename... _Args>
 iterator
 emplace(_Args&&... __args)
 { return _M_t._M_emplace_equal(std::forward<_Args>(__args)...); }
# 452 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      template<typename... _Args>
 iterator
 emplace_hint(const_iterator __pos, _Args&&... __args)
 {
   return _M_t._M_emplace_hint_equal(__pos,
         std::forward<_Args>(__args)...);
 }
# 472 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      iterator
      insert(const value_type& __x)
      { return _M_t._M_insert_equal(__x); }


      iterator
      insert(value_type&& __x)
      { return _M_t._M_insert_equal(std::move(__x)); }
# 502 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      iterator
      insert(const_iterator __position, const value_type& __x)
      { return _M_t._M_insert_equal_(__position, __x); }


      iterator
      insert(const_iterator __position, value_type&& __x)
      { return _M_t._M_insert_equal_(__position, std::move(__x)); }
# 520 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      template<typename _InputIterator>
        void
        insert(_InputIterator __first, _InputIterator __last)
        { _M_t._M_insert_equal(__first, __last); }
# 533 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      void
      insert(initializer_list<value_type> __l)
      { this->insert(__l.begin(), __l.end()); }
# 554 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(const_iterator __position)
      { return _M_t.erase(__position); }
# 585 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      size_type
      erase(const key_type& __x)
      { return _M_t.erase(__x); }
# 606 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(const_iterator __first, const_iterator __last)
      { return _M_t.erase(__first, __last); }
# 634 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      void
      clear() noexcept
      { _M_t.clear(); }
# 646 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      size_type
      count(const key_type& __x) const
      { return _M_t.count(__x); }


      template<typename _Kt>
 auto
 count(const _Kt& __x) const -> decltype(_M_t._M_count_tr(__x))
 { return _M_t._M_count_tr(__x); }
# 672 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      iterator
      find(const key_type& __x)
      { return _M_t.find(__x); }

      const_iterator
      find(const key_type& __x) const
      { return _M_t.find(__x); }


      template<typename _Kt>
 auto
 find(const _Kt& __x)
 -> decltype(iterator{_M_t._M_find_tr(__x)})
 { return iterator{_M_t._M_find_tr(__x)}; }

      template<typename _Kt>
 auto
 find(const _Kt& __x) const
 -> decltype(const_iterator{_M_t._M_find_tr(__x)})
 { return const_iterator{_M_t._M_find_tr(__x)}; }
# 707 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      iterator
      lower_bound(const key_type& __x)
      { return _M_t.lower_bound(__x); }

      const_iterator
      lower_bound(const key_type& __x) const
      { return _M_t.lower_bound(__x); }


      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x)
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }

      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x) const
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }
# 737 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      iterator
      upper_bound(const key_type& __x)
      { return _M_t.upper_bound(__x); }

      const_iterator
      upper_bound(const key_type& __x) const
      { return _M_t.upper_bound(__x); }


      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x)
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }

      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x) const
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }
# 776 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
      std::pair<iterator, iterator>
      equal_range(const key_type& __x)
      { return _M_t.equal_range(__x); }

      std::pair<const_iterator, const_iterator>
      equal_range(const key_type& __x) const
      { return _M_t.equal_range(__x); }


      template<typename _Kt>
 auto
 equal_range(const _Kt& __x)
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }

      template<typename _Kt>
 auto
 equal_range(const _Kt& __x) const
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }



      template<typename _K1, typename _C1, typename _A1>
        friend bool
        operator==(const multiset<_K1, _C1, _A1>&,
     const multiset<_K1, _C1, _A1>&);

      template<typename _K1, typename _C1, typename _A1>
        friend bool
        operator< (const multiset<_K1, _C1, _A1>&,
     const multiset<_K1, _C1, _A1>&);
    };
# 821 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator==(const multiset<_Key, _Compare, _Alloc>& __x,
        const multiset<_Key, _Compare, _Alloc>& __y)
    { return __x._M_t == __y._M_t; }
# 838 "/usr/include/c++/6.2.1/bits/stl_multiset.h" 3
  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator<(const multiset<_Key, _Compare, _Alloc>& __x,
       const multiset<_Key, _Compare, _Alloc>& __y)
    { return __x._M_t < __y._M_t; }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator!=(const multiset<_Key, _Compare, _Alloc>& __x,
        const multiset<_Key, _Compare, _Alloc>& __y)
    { return !(__x == __y); }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator>(const multiset<_Key,_Compare,_Alloc>& __x,
       const multiset<_Key,_Compare,_Alloc>& __y)
    { return __y < __x; }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator<=(const multiset<_Key, _Compare, _Alloc>& __x,
        const multiset<_Key, _Compare, _Alloc>& __y)
    { return !(__y < __x); }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline bool
    operator>=(const multiset<_Key, _Compare, _Alloc>& __x,
        const multiset<_Key, _Compare, _Alloc>& __y)
    { return !(__x < __y); }


  template<typename _Key, typename _Compare, typename _Alloc>
    inline void
    swap(multiset<_Key, _Compare, _Alloc>& __x,
  multiset<_Key, _Compare, _Alloc>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }


}
# 63 "/usr/include/c++/6.2.1/set" 2 3
# 12 "../../include/cppunit/extensions/TestFactoryRegistry.h" 2




# 15 "../../include/cppunit/extensions/TestFactoryRegistry.h"
namespace CppUnit {


class TestSuite;
# 75 "../../include/cppunit/extensions/TestFactoryRegistry.h"
class TestFactoryRegistry : public TestFactory
{
public:




  TestFactoryRegistry( std::string name );


  virtual ~TestFactoryRegistry();





  virtual Test *makeTest();
# 102 "../../include/cppunit/extensions/TestFactoryRegistry.h"
  static TestFactoryRegistry &getRegistry( const std::string &name = "All Tests" );




  void addTestToSuite( TestSuite *suite );





  void registerFactory( TestFactory *factory );







  void unregisterFactory( TestFactory *factory );
# 133 "../../include/cppunit/extensions/TestFactoryRegistry.h"
  void addRegistry( const std::string &name );
# 148 "../../include/cppunit/extensions/TestFactoryRegistry.h"
  static bool isValid();






  void registerFactory( const std::string &name,
                        TestFactory *factory );

private:
  TestFactoryRegistry( const TestFactoryRegistry &copy );
  void operator =( const TestFactoryRegistry &copy );

private:
  typedef std::set<TestFactory *, std::less<TestFactory*> > Factories;
  Factories m_factories;

  std::string m_name;
};


}
# 6 "../../include/cppunit/extensions/AutoRegisterSuite.h" 2


namespace CppUnit {
# 27 "../../include/cppunit/extensions/AutoRegisterSuite.h"
template<class TestCaseType>
class AutoRegisterSuite
{
public:


  AutoRegisterSuite()
      : m_registry( &TestFactoryRegistry::getRegistry() )
  {
    m_registry->registerFactory( &m_factory );
  }




  AutoRegisterSuite( const std::string &name )
      : m_registry( &TestFactoryRegistry::getRegistry( name ) )
  {
    m_registry->registerFactory( &m_factory );
  }

  ~AutoRegisterSuite()
  {
    if ( TestFactoryRegistry::isValid() )
      m_registry->unregisterFactory( &m_factory );
  }

private:
  TestFactoryRegistry *m_registry;
  TestSuiteFactory<TestCaseType> m_factory;
};







class AutoRegisterRegistry
{
public:
  AutoRegisterRegistry( const std::string &which,
                        const std::string &to )
  {
    TestFactoryRegistry::getRegistry( to ).addRegistry( which );
  }

  AutoRegisterRegistry( const std::string &which )
  {
    TestFactoryRegistry::getRegistry().addRegistry( which );
  }
};


}
# 12 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "../../include/cppunit/extensions/ExceptionTestCaseDecorator.h" 1





# 1 "../../include/cppunit/extensions/TestCaseDecorator.h" 1






namespace CppUnit {
# 18 "../../include/cppunit/extensions/TestCaseDecorator.h"
class TestCaseDecorator : public TestCase
{
public:
  TestCaseDecorator( TestCase *test );
  ~TestCaseDecorator();

  std::string getName() const;

  void setUp();

  void tearDown();

  void runTest();

protected:
  TestCase *m_test;

private:


  TestCaseDecorator( const TestCaseDecorator& );
  TestCaseDecorator& operator=( const TestCaseDecorator& );

};


}
# 7 "../../include/cppunit/extensions/ExceptionTestCaseDecorator.h" 2

namespace CppUnit {
# 43 "../../include/cppunit/extensions/ExceptionTestCaseDecorator.h"
template<class ExpectedException>
class ExceptionTestCaseDecorator : public TestCaseDecorator
{
public:
  typedef ExpectedException ExpectedExceptionType;




  ExceptionTestCaseDecorator( TestCase *test )
      : TestCaseDecorator( test )
  {
  }
# 65 "../../include/cppunit/extensions/ExceptionTestCaseDecorator.h"
  void runTest()
  {
    try
    {
      TestCaseDecorator::runTest();
    }
    catch ( ExpectedExceptionType &e )
    {
      checkException( e );
      return;
    }
# 86 "../../include/cppunit/extensions/ExceptionTestCaseDecorator.h"
      throw Exception( Message("expected exception not thrown") );

  }

private:




  virtual void checkException( ExpectedExceptionType & )
  {
  }
};


}
# 13 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "../../include/cppunit/extensions/TestFixtureFactory.h" 1






namespace CppUnit {


class TestFixture;





class TestFixtureFactory
{
public:

  virtual TestFixture *makeFixture() =0;

  virtual ~TestFixtureFactory() {}
};






template<class TestFixtureType>
class ConcretTestFixtureFactory : public CppUnit::TestFixtureFactory
{






  TestFixture *makeFixture()
  {
    return new TestFixtureType();
  }
};


}
# 14 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "../../include/cppunit/extensions/TestNamer.h" 1
# 30 "../../include/cppunit/extensions/TestNamer.h"
namespace CppUnit {






class TestNamer
{
public:



  TestNamer( const std::type_info &typeInfo );




  TestNamer( const std::string &fixtureName );

  virtual ~TestNamer();




  virtual std::string getFixtureName() const;
# 64 "../../include/cppunit/extensions/TestNamer.h"
  virtual std::string getTestNameFor( const std::string &testMethodName ) const;

protected:
  std::string m_fixtureName;
};

}
# 15 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "../../include/cppunit/extensions/TestSuiteBuilderContext.h" 1




# 1 "/usr/include/c++/6.2.1/map" 1 3
# 58 "/usr/include/c++/6.2.1/map" 3
       
# 59 "/usr/include/c++/6.2.1/map" 3


# 1 "/usr/include/c++/6.2.1/bits/stl_map.h" 1 3
# 66 "/usr/include/c++/6.2.1/bits/stl_map.h" 3

# 66 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 94 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
  template <typename _Key, typename _Tp, typename _Compare = std::less<_Key>,
            typename _Alloc = std::allocator<std::pair<const _Key, _Tp> > >
    class map
    {
    public:
      typedef _Key key_type;
      typedef _Tp mapped_type;
      typedef std::pair<const _Key, _Tp> value_type;
      typedef _Compare key_compare;
      typedef _Alloc allocator_type;

    private:

      typedef typename _Alloc::value_type _Alloc_value_type;
     
     

     

    public:
      class value_compare
      : public std::binary_function<value_type, value_type, bool>
      {
 friend class map<_Key, _Tp, _Compare, _Alloc>;
      protected:
 _Compare comp;

 value_compare(_Compare __c)
 : comp(__c) { }

      public:
 bool operator()(const value_type& __x, const value_type& __y) const
 { return comp(__x.first, __y.first); }
      };

    private:

      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
 rebind<value_type>::other _Pair_alloc_type;

      typedef _Rb_tree<key_type, value_type, _Select1st<value_type>,
         key_compare, _Pair_alloc_type> _Rep_type;


      _Rep_type _M_t;

      typedef __gnu_cxx::__alloc_traits<_Pair_alloc_type> _Alloc_traits;

    public:


      typedef typename _Alloc_traits::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;
      typedef typename _Rep_type::iterator iterator;
      typedef typename _Rep_type::const_iterator const_iterator;
      typedef typename _Rep_type::size_type size_type;
      typedef typename _Rep_type::difference_type difference_type;
      typedef typename _Rep_type::reverse_iterator reverse_iterator;
      typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;







      map()

      noexcept(is_nothrow_default_constructible<allocator_type>::value)

      : _M_t() { }






      explicit
      map(const _Compare& __comp,
   const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Pair_alloc_type(__a)) { }
# 185 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      map(const map& __x)
      : _M_t(__x._M_t) { }
# 196 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      map(map&& __x)
      noexcept(is_nothrow_copy_constructible<_Compare>::value)
      : _M_t(std::move(__x._M_t)) { }
# 211 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      map(initializer_list<value_type> __l,
   const _Compare& __comp = _Compare(),
   const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Pair_alloc_type(__a))
      { _M_t._M_insert_unique(__l.begin(), __l.end()); }


      explicit
      map(const allocator_type& __a)
      : _M_t(_Compare(), _Pair_alloc_type(__a)) { }


      map(const map& __m, const allocator_type& __a)
      : _M_t(__m._M_t, _Pair_alloc_type(__a)) { }


      map(map&& __m, const allocator_type& __a)
      noexcept(is_nothrow_copy_constructible<_Compare>::value
        && _Alloc_traits::_S_always_equal())
      : _M_t(std::move(__m._M_t), _Pair_alloc_type(__a)) { }


      map(initializer_list<value_type> __l, const allocator_type& __a)
      : _M_t(_Compare(), _Pair_alloc_type(__a))
      { _M_t._M_insert_unique(__l.begin(), __l.end()); }


      template<typename _InputIterator>
        map(_InputIterator __first, _InputIterator __last,
     const allocator_type& __a)
 : _M_t(_Compare(), _Pair_alloc_type(__a))
        { _M_t._M_insert_unique(__first, __last); }
# 255 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      template<typename _InputIterator>
        map(_InputIterator __first, _InputIterator __last)
 : _M_t()
        { _M_t._M_insert_unique(__first, __last); }
# 272 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      template<typename _InputIterator>
        map(_InputIterator __first, _InputIterator __last,
     const _Compare& __comp,
     const allocator_type& __a = allocator_type())
 : _M_t(__comp, _Pair_alloc_type(__a))
        { _M_t._M_insert_unique(__first, __last); }
# 295 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      map&
      operator=(const map& __x)
      {
 _M_t = __x._M_t;
 return *this;
      }



      map&
      operator=(map&&) = default;
# 318 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      map&
      operator=(initializer_list<value_type> __l)
      {
 _M_t._M_assign_unique(__l.begin(), __l.end());
 return *this;
      }



      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_t.get_allocator()); }







      iterator
      begin() noexcept
      { return _M_t.begin(); }






      const_iterator
      begin() const noexcept
      { return _M_t.begin(); }






      iterator
      end() noexcept
      { return _M_t.end(); }






      const_iterator
      end() const noexcept
      { return _M_t.end(); }






      reverse_iterator
      rbegin() noexcept
      { return _M_t.rbegin(); }






      const_reverse_iterator
      rbegin() const noexcept
      { return _M_t.rbegin(); }






      reverse_iterator
      rend() noexcept
      { return _M_t.rend(); }






      const_reverse_iterator
      rend() const noexcept
      { return _M_t.rend(); }







      const_iterator
      cbegin() const noexcept
      { return _M_t.begin(); }






      const_iterator
      cend() const noexcept
      { return _M_t.end(); }






      const_reverse_iterator
      crbegin() const noexcept
      { return _M_t.rbegin(); }






      const_reverse_iterator
      crend() const noexcept
      { return _M_t.rend(); }






      bool
      empty() const noexcept
      { return _M_t.empty(); }


      size_type
      size() const noexcept
      { return _M_t.size(); }


      size_type
      max_size() const noexcept
      { return _M_t.max_size(); }
# 473 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      mapped_type&
      operator[](const key_type& __k)
      {



 iterator __i = lower_bound(__k);

 if (__i == end() || key_comp()(__k, (*__i).first))

   __i = _M_t._M_emplace_hint_unique(__i, std::piecewise_construct,
         std::tuple<const key_type&>(__k),
         std::tuple<>());



 return (*__i).second;
      }


      mapped_type&
      operator[](key_type&& __k)
      {



 iterator __i = lower_bound(__k);

 if (__i == end() || key_comp()(__k, (*__i).first))
   __i = _M_t._M_emplace_hint_unique(__i, std::piecewise_construct,
     std::forward_as_tuple(std::move(__k)),
     std::tuple<>());
 return (*__i).second;
      }
# 518 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      mapped_type&
      at(const key_type& __k)
      {
 iterator __i = lower_bound(__k);
 if (__i == end() || key_comp()(__k, (*__i).first))
   __throw_out_of_range(("map::at"));
 return (*__i).second;
      }

      const mapped_type&
      at(const key_type& __k) const
      {
 const_iterator __i = lower_bound(__k);
 if (__i == end() || key_comp()(__k, (*__i).first))
   __throw_out_of_range(("map::at"));
 return (*__i).second;
      }
# 556 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      template<typename... _Args>
 std::pair<iterator, bool>
 emplace(_Args&&... __args)
 { return _M_t._M_emplace_unique(std::forward<_Args>(__args)...); }
# 586 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      template<typename... _Args>
 iterator
 emplace_hint(const_iterator __pos, _Args&&... __args)
 {
   return _M_t._M_emplace_hint_unique(__pos,
          std::forward<_Args>(__args)...);
 }
# 730 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      std::pair<iterator, bool>
      insert(const value_type& __x)
      { return _M_t._M_insert_unique(__x); }


      template<typename _Pair, typename = typename
        std::enable_if<std::is_constructible<value_type,
          _Pair&&>::value>::type>
        std::pair<iterator, bool>
        insert(_Pair&& __x)
        { return _M_t._M_insert_unique(std::forward<_Pair>(__x)); }
# 751 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      void
      insert(std::initializer_list<value_type> __list)
      { insert(__list.begin(), __list.end()); }
# 779 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      iterator

      insert(const_iterator __position, const value_type& __x)



      { return _M_t._M_insert_unique_(__position, __x); }


      template<typename _Pair, typename = typename
        std::enable_if<std::is_constructible<value_type,
          _Pair&&>::value>::type>
        iterator
        insert(const_iterator __position, _Pair&& __x)
        { return _M_t._M_insert_unique_(__position,
     std::forward<_Pair>(__x)); }
# 805 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      template<typename _InputIterator>
        void
        insert(_InputIterator __first, _InputIterator __last)
        { _M_t._M_insert_unique(__first, __last); }
# 943 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      iterator
      erase(const_iterator __position)
      { return _M_t.erase(__position); }


      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(iterator __position)
      { return _M_t.erase(__position); }
# 979 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      size_type
      erase(const key_type& __x)
      { return _M_t.erase(__x); }
# 999 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      iterator
      erase(const_iterator __first, const_iterator __last)
      { return _M_t.erase(__first, __last); }
# 1031 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      void
      swap(map& __x)
      noexcept(__is_nothrow_swappable<_Compare>::value)
      { _M_t.swap(__x._M_t); }







      void
      clear() noexcept
      { _M_t.clear(); }






      key_compare
      key_comp() const
      { return _M_t.key_comp(); }





      value_compare
      value_comp() const
      { return value_compare(_M_t.key_comp()); }
# 1078 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      iterator
      find(const key_type& __x)
      { return _M_t.find(__x); }


      template<typename _Kt>
 auto
 find(const _Kt& __x) -> decltype(_M_t._M_find_tr(__x))
 { return _M_t._M_find_tr(__x); }
# 1103 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      const_iterator
      find(const key_type& __x) const
      { return _M_t.find(__x); }


      template<typename _Kt>
 auto
 find(const _Kt& __x) const -> decltype(_M_t._M_find_tr(__x))
 { return _M_t._M_find_tr(__x); }
# 1124 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      size_type
      count(const key_type& __x) const
      { return _M_t.find(__x) == _M_t.end() ? 0 : 1; }


      template<typename _Kt>
 auto
 count(const _Kt& __x) const -> decltype(_M_t._M_count_tr(__x))
 { return _M_t._M_find_tr(__x) == _M_t.end() ? 0 : 1; }
# 1148 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      iterator
      lower_bound(const key_type& __x)
      { return _M_t.lower_bound(__x); }


      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x)
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }
# 1173 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      const_iterator
      lower_bound(const key_type& __x) const
      { return _M_t.lower_bound(__x); }


      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x) const
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }
# 1193 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      iterator
      upper_bound(const key_type& __x)
      { return _M_t.upper_bound(__x); }


      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x)
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }
# 1213 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      const_iterator
      upper_bound(const key_type& __x) const
      { return _M_t.upper_bound(__x); }


      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x) const
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }
# 1242 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      std::pair<iterator, iterator>
      equal_range(const key_type& __x)
      { return _M_t.equal_range(__x); }


      template<typename _Kt>
 auto
 equal_range(const _Kt& __x)
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }
# 1271 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
      std::pair<const_iterator, const_iterator>
      equal_range(const key_type& __x) const
      { return _M_t.equal_range(__x); }


      template<typename _Kt>
 auto
 equal_range(const _Kt& __x) const
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }



      template<typename _K1, typename _T1, typename _C1, typename _A1>
        friend bool
        operator==(const map<_K1, _T1, _C1, _A1>&,
     const map<_K1, _T1, _C1, _A1>&);

      template<typename _K1, typename _T1, typename _C1, typename _A1>
        friend bool
        operator<(const map<_K1, _T1, _C1, _A1>&,
    const map<_K1, _T1, _C1, _A1>&);
    };
# 1305 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator==(const map<_Key, _Tp, _Compare, _Alloc>& __x,
               const map<_Key, _Tp, _Compare, _Alloc>& __y)
    { return __x._M_t == __y._M_t; }
# 1322 "/usr/include/c++/6.2.1/bits/stl_map.h" 3
  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator<(const map<_Key, _Tp, _Compare, _Alloc>& __x,
              const map<_Key, _Tp, _Compare, _Alloc>& __y)
    { return __x._M_t < __y._M_t; }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator!=(const map<_Key, _Tp, _Compare, _Alloc>& __x,
               const map<_Key, _Tp, _Compare, _Alloc>& __y)
    { return !(__x == __y); }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator>(const map<_Key, _Tp, _Compare, _Alloc>& __x,
              const map<_Key, _Tp, _Compare, _Alloc>& __y)
    { return __y < __x; }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator<=(const map<_Key, _Tp, _Compare, _Alloc>& __x,
               const map<_Key, _Tp, _Compare, _Alloc>& __y)
    { return !(__y < __x); }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator>=(const map<_Key, _Tp, _Compare, _Alloc>& __x,
               const map<_Key, _Tp, _Compare, _Alloc>& __y)
    { return !(__x < __y); }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline void
    swap(map<_Key, _Tp, _Compare, _Alloc>& __x,
  map<_Key, _Tp, _Compare, _Alloc>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }


}
# 62 "/usr/include/c++/6.2.1/map" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 1 3
# 64 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 92 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
  template <typename _Key, typename _Tp,
     typename _Compare = std::less<_Key>,
     typename _Alloc = std::allocator<std::pair<const _Key, _Tp> > >
    class multimap
    {
    public:
      typedef _Key key_type;
      typedef _Tp mapped_type;
      typedef std::pair<const _Key, _Tp> value_type;
      typedef _Compare key_compare;
      typedef _Alloc allocator_type;

    private:

      typedef typename _Alloc::value_type _Alloc_value_type;
     
     

     

    public:
      class value_compare
      : public std::binary_function<value_type, value_type, bool>
      {
 friend class multimap<_Key, _Tp, _Compare, _Alloc>;
      protected:
 _Compare comp;

 value_compare(_Compare __c)
 : comp(__c) { }

      public:
 bool operator()(const value_type& __x, const value_type& __y) const
 { return comp(__x.first, __y.first); }
      };

    private:

      typedef typename __gnu_cxx::__alloc_traits<_Alloc>::template
 rebind<value_type>::other _Pair_alloc_type;

      typedef _Rb_tree<key_type, value_type, _Select1st<value_type>,
         key_compare, _Pair_alloc_type> _Rep_type;

      _Rep_type _M_t;

      typedef __gnu_cxx::__alloc_traits<_Pair_alloc_type> _Alloc_traits;

    public:


      typedef typename _Alloc_traits::pointer pointer;
      typedef typename _Alloc_traits::const_pointer const_pointer;
      typedef typename _Alloc_traits::reference reference;
      typedef typename _Alloc_traits::const_reference const_reference;
      typedef typename _Rep_type::iterator iterator;
      typedef typename _Rep_type::const_iterator const_iterator;
      typedef typename _Rep_type::size_type size_type;
      typedef typename _Rep_type::difference_type difference_type;
      typedef typename _Rep_type::reverse_iterator reverse_iterator;
      typedef typename _Rep_type::const_reverse_iterator const_reverse_iterator;







      multimap()

      noexcept(is_nothrow_default_constructible<allocator_type>::value)

      : _M_t() { }






      explicit
      multimap(const _Compare& __comp,
        const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Pair_alloc_type(__a)) { }
# 183 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      multimap(const multimap& __x)
      : _M_t(__x._M_t) { }
# 194 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      multimap(multimap&& __x)
      noexcept(is_nothrow_copy_constructible<_Compare>::value)
      : _M_t(std::move(__x._M_t)) { }
# 208 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      multimap(initializer_list<value_type> __l,
        const _Compare& __comp = _Compare(),
        const allocator_type& __a = allocator_type())
      : _M_t(__comp, _Pair_alloc_type(__a))
      { _M_t._M_insert_equal(__l.begin(), __l.end()); }


      explicit
      multimap(const allocator_type& __a)
      : _M_t(_Compare(), _Pair_alloc_type(__a)) { }


      multimap(const multimap& __m, const allocator_type& __a)
      : _M_t(__m._M_t, _Pair_alloc_type(__a)) { }


      multimap(multimap&& __m, const allocator_type& __a)
      noexcept(is_nothrow_copy_constructible<_Compare>::value
        && _Alloc_traits::_S_always_equal())
      : _M_t(std::move(__m._M_t), _Pair_alloc_type(__a)) { }


      multimap(initializer_list<value_type> __l, const allocator_type& __a)
      : _M_t(_Compare(), _Pair_alloc_type(__a))
      { _M_t._M_insert_equal(__l.begin(), __l.end()); }


      template<typename _InputIterator>
        multimap(_InputIterator __first, _InputIterator __last,
   const allocator_type& __a)
 : _M_t(_Compare(), _Pair_alloc_type(__a))
        { _M_t._M_insert_equal(__first, __last); }
# 251 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      template<typename _InputIterator>
        multimap(_InputIterator __first, _InputIterator __last)
 : _M_t()
        { _M_t._M_insert_equal(__first, __last); }
# 267 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      template<typename _InputIterator>
        multimap(_InputIterator __first, _InputIterator __last,
   const _Compare& __comp,
   const allocator_type& __a = allocator_type())
 : _M_t(__comp, _Pair_alloc_type(__a))
        { _M_t._M_insert_equal(__first, __last); }
# 290 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      multimap&
      operator=(const multimap& __x)
      {
 _M_t = __x._M_t;
 return *this;
      }



      multimap&
      operator=(multimap&&) = default;
# 313 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      multimap&
      operator=(initializer_list<value_type> __l)
      {
 _M_t._M_assign_equal(__l.begin(), __l.end());
 return *this;
      }



      allocator_type
      get_allocator() const noexcept
      { return allocator_type(_M_t.get_allocator()); }







      iterator
      begin() noexcept
      { return _M_t.begin(); }






      const_iterator
      begin() const noexcept
      { return _M_t.begin(); }






      iterator
      end() noexcept
      { return _M_t.end(); }






      const_iterator
      end() const noexcept
      { return _M_t.end(); }






      reverse_iterator
      rbegin() noexcept
      { return _M_t.rbegin(); }






      const_reverse_iterator
      rbegin() const noexcept
      { return _M_t.rbegin(); }






      reverse_iterator
      rend() noexcept
      { return _M_t.rend(); }






      const_reverse_iterator
      rend() const noexcept
      { return _M_t.rend(); }







      const_iterator
      cbegin() const noexcept
      { return _M_t.begin(); }






      const_iterator
      cend() const noexcept
      { return _M_t.end(); }






      const_reverse_iterator
      crbegin() const noexcept
      { return _M_t.rbegin(); }






      const_reverse_iterator
      crend() const noexcept
      { return _M_t.rend(); }




      bool
      empty() const noexcept
      { return _M_t.empty(); }


      size_type
      size() const noexcept
      { return _M_t.size(); }


      size_type
      max_size() const noexcept
      { return _M_t.max_size(); }
# 471 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      template<typename... _Args>
 iterator
 emplace(_Args&&... __args)
 { return _M_t._M_emplace_equal(std::forward<_Args>(__args)...); }
# 498 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      template<typename... _Args>
 iterator
 emplace_hint(const_iterator __pos, _Args&&... __args)
 {
   return _M_t._M_emplace_hint_equal(__pos,
         std::forward<_Args>(__args)...);
 }
# 519 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator
      insert(const value_type& __x)
      { return _M_t._M_insert_equal(__x); }


      template<typename _Pair, typename = typename
        std::enable_if<std::is_constructible<value_type,
          _Pair&&>::value>::type>
        iterator
        insert(_Pair&& __x)
        { return _M_t._M_insert_equal(std::forward<_Pair>(__x)); }
# 552 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator

      insert(const_iterator __position, const value_type& __x)



      { return _M_t._M_insert_equal_(__position, __x); }


      template<typename _Pair, typename = typename
        std::enable_if<std::is_constructible<value_type,
          _Pair&&>::value>::type>
        iterator
        insert(const_iterator __position, _Pair&& __x)
        { return _M_t._M_insert_equal_(__position,
           std::forward<_Pair>(__x)); }
# 579 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      template<typename _InputIterator>
        void
        insert(_InputIterator __first, _InputIterator __last)
        { _M_t._M_insert_equal(__first, __last); }
# 592 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      void
      insert(initializer_list<value_type> __l)
      { this->insert(__l.begin(), __l.end()); }
# 613 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator
      erase(const_iterator __position)
      { return _M_t.erase(__position); }


      __attribute ((__abi_tag__ ("cxx11")))
      iterator
      erase(iterator __position)
      { return _M_t.erase(__position); }
# 649 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      size_type
      erase(const key_type& __x)
      { return _M_t.erase(__x); }
# 670 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator
      erase(const_iterator __first, const_iterator __last)
      { return _M_t.erase(__first, __last); }
# 705 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      void
      swap(multimap& __x)
      noexcept(__is_nothrow_swappable<_Compare>::value)
      { _M_t.swap(__x._M_t); }







      void
      clear() noexcept
      { _M_t.clear(); }






      key_compare
      key_comp() const
      { return _M_t.key_comp(); }





      value_compare
      value_comp() const
      { return value_compare(_M_t.key_comp()); }
# 751 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator
      find(const key_type& __x)
      { return _M_t.find(__x); }


      template<typename _Kt>
 auto
 find(const _Kt& __x) -> decltype(_M_t._M_find_tr(__x))
 { return _M_t._M_find_tr(__x); }
# 775 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      const_iterator
      find(const key_type& __x) const
      { return _M_t.find(__x); }


      template<typename _Kt>
 auto
 find(const _Kt& __x) const -> decltype(_M_t._M_find_tr(__x))
 { return _M_t._M_find_tr(__x); }
# 793 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      size_type
      count(const key_type& __x) const
      { return _M_t.count(__x); }


      template<typename _Kt>
 auto
 count(const _Kt& __x) const -> decltype(_M_t._M_count_tr(__x))
 { return _M_t._M_count_tr(__x); }
# 817 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator
      lower_bound(const key_type& __x)
      { return _M_t.lower_bound(__x); }


      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x)
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }
# 842 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      const_iterator
      lower_bound(const key_type& __x) const
      { return _M_t.lower_bound(__x); }


      template<typename _Kt>
 auto
 lower_bound(const _Kt& __x) const
 -> decltype(_M_t._M_lower_bound_tr(__x))
 { return _M_t._M_lower_bound_tr(__x); }
# 862 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      iterator
      upper_bound(const key_type& __x)
      { return _M_t.upper_bound(__x); }


      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x)
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }
# 882 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      const_iterator
      upper_bound(const key_type& __x) const
      { return _M_t.upper_bound(__x); }


      template<typename _Kt>
 auto
 upper_bound(const _Kt& __x) const
 -> decltype(_M_t._M_upper_bound_tr(__x))
 { return _M_t._M_upper_bound_tr(__x); }
# 909 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      std::pair<iterator, iterator>
      equal_range(const key_type& __x)
      { return _M_t.equal_range(__x); }


      template<typename _Kt>
 auto
 equal_range(const _Kt& __x)
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }
# 936 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
      std::pair<const_iterator, const_iterator>
      equal_range(const key_type& __x) const
      { return _M_t.equal_range(__x); }


      template<typename _Kt>
 auto
 equal_range(const _Kt& __x) const
 -> decltype(_M_t._M_equal_range_tr(__x))
 { return _M_t._M_equal_range_tr(__x); }



      template<typename _K1, typename _T1, typename _C1, typename _A1>
        friend bool
        operator==(const multimap<_K1, _T1, _C1, _A1>&,
     const multimap<_K1, _T1, _C1, _A1>&);

      template<typename _K1, typename _T1, typename _C1, typename _A1>
        friend bool
        operator<(const multimap<_K1, _T1, _C1, _A1>&,
    const multimap<_K1, _T1, _C1, _A1>&);
  };
# 970 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator==(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
               const multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    { return __x._M_t == __y._M_t; }
# 987 "/usr/include/c++/6.2.1/bits/stl_multimap.h" 3
  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator<(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
              const multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    { return __x._M_t < __y._M_t; }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator!=(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
               const multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    { return !(__x == __y); }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator>(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
              const multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    { return __y < __x; }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator<=(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
               const multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    { return !(__y < __x); }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline bool
    operator>=(const multimap<_Key, _Tp, _Compare, _Alloc>& __x,
               const multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    { return !(__x < __y); }


  template<typename _Key, typename _Tp, typename _Compare, typename _Alloc>
    inline void
    swap(multimap<_Key, _Tp, _Compare, _Alloc>& __x,
         multimap<_Key, _Tp, _Compare, _Alloc>& __y)
    noexcept(noexcept(__x.swap(__y)))
    { __x.swap(__y); }


}
# 63 "/usr/include/c++/6.2.1/map" 2 3
# 6 "../../include/cppunit/extensions/TestSuiteBuilderContext.h" 2
# 14 "../../include/cppunit/extensions/TestSuiteBuilderContext.h"

# 14 "../../include/cppunit/extensions/TestSuiteBuilderContext.h"
namespace CppUnit {

class TestSuite;
class TestFixture;
class TestFixtureFactory;
class TestNamer;
# 29 "../../include/cppunit/extensions/TestSuiteBuilderContext.h"
class TestSuiteBuilderContextBase
{
public:





  TestSuiteBuilderContextBase( TestSuite &suite,
                               const TestNamer &namer,
                               TestFixtureFactory &factory );

  virtual ~TestSuiteBuilderContextBase();





  void addTest( Test *test );





  std::string getFixtureName() const;
# 63 "../../include/cppunit/extensions/TestSuiteBuilderContext.h"
  std::string getTestNameFor( const std::string &testMethodName ) const;





  void addProperty( const std::string &key,
                    const std::string &value );




  const std::string getStringProperty( const std::string &key ) const;

protected:
  TestFixture *makeTestFixture() const;




  typedef std::pair<std::string,std::string> Property;
  typedef std::vector<Property> Properties;

  TestSuite &m_suite;
  const TestNamer &m_namer;
  TestFixtureFactory &m_factory;

private:
  Properties m_properties;
};






template<class Fixture>
class TestSuiteBuilderContext : public TestSuiteBuilderContextBase
{
public:
  typedef Fixture FixtureType;

  TestSuiteBuilderContext( TestSuiteBuilderContextBase &contextBase )
      : TestSuiteBuilderContextBase( contextBase )
  {
  }







  FixtureType *makeFixture() const
  {
    return ((FixtureType *)( TestSuiteBuilderContextBase::makeTestFixture() ))
                                                                                ;
  }
};


}
# 16 "../../include/cppunit/extensions/HelperMacros.h" 2
# 1 "/usr/include/c++/6.2.1/memory" 1 3
# 46 "/usr/include/c++/6.2.1/memory" 3
       
# 47 "/usr/include/c++/6.2.1/memory" 3
# 66 "/usr/include/c++/6.2.1/memory" 3
# 1 "/usr/include/c++/6.2.1/bits/stl_tempbuf.h" 1 3
# 62 "/usr/include/c++/6.2.1/bits/stl_tempbuf.h" 3

# 62 "/usr/include/c++/6.2.1/bits/stl_tempbuf.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 83 "/usr/include/c++/6.2.1/bits/stl_tempbuf.h" 3
  template<typename _Tp>
    pair<_Tp*, ptrdiff_t>
    get_temporary_buffer(ptrdiff_t __len) noexcept
    {
      const ptrdiff_t __max =
 __gnu_cxx::__numeric_traits<ptrdiff_t>::__max / sizeof(_Tp);
      if (__len > __max)
 __len = __max;

      while (__len > 0)
 {
   _Tp* __tmp = static_cast<_Tp*>(::operator new(__len * sizeof(_Tp),
       std::nothrow));
   if (__tmp != 0)
     return std::pair<_Tp*, ptrdiff_t>(__tmp, __len);
   __len /= 2;
 }
      return std::pair<_Tp*, ptrdiff_t>(static_cast<_Tp*>(0), 0);
    }
# 110 "/usr/include/c++/6.2.1/bits/stl_tempbuf.h" 3
  template<typename _Tp>
    inline void
    return_temporary_buffer(_Tp* __p)
    { ::operator delete(__p, std::nothrow); }







  template<typename _ForwardIterator, typename _Tp>
    class _Temporary_buffer
    {

     

    public:
      typedef _Tp value_type;
      typedef value_type* pointer;
      typedef pointer iterator;
      typedef ptrdiff_t size_type;

    protected:
      size_type _M_original_len;
      size_type _M_len;
      pointer _M_buffer;

    public:

      size_type
      size() const
      { return _M_len; }


      size_type
      requested_size() const
      { return _M_original_len; }


      iterator
      begin()
      { return _M_buffer; }


      iterator
      end()
      { return _M_buffer + _M_len; }





      _Temporary_buffer(_ForwardIterator __first, _ForwardIterator __last);

      ~_Temporary_buffer()
      {
 std::_Destroy(_M_buffer, _M_buffer + _M_len);
 std::return_temporary_buffer(_M_buffer);
      }

    private:

      _Temporary_buffer(const _Temporary_buffer&);

      void
      operator=(const _Temporary_buffer&);
    };


  template<bool>
    struct __uninitialized_construct_buf_dispatch
    {
      template<typename _Pointer, typename _ForwardIterator>
        static void
        __ucr(_Pointer __first, _Pointer __last,
       _ForwardIterator __seed)
        {
   if(__first == __last)
     return;

   _Pointer __cur = __first;
   try
     {
       std::_Construct(std::__addressof(*__first),
         std::move(*__seed));
       _Pointer __prev = __cur;
       ++__cur;
       for(; __cur != __last; ++__cur, ++__prev)
  std::_Construct(std::__addressof(*__cur),
    std::move(*__prev));
       *__seed = std::move(*__prev);
     }
   catch(...)
     {
       std::_Destroy(__first, __cur);
       throw;
     }
 }
    };

  template<>
    struct __uninitialized_construct_buf_dispatch<true>
    {
      template<typename _Pointer, typename _ForwardIterator>
        static void
        __ucr(_Pointer, _Pointer, _ForwardIterator) { }
    };
# 229 "/usr/include/c++/6.2.1/bits/stl_tempbuf.h" 3
  template<typename _Pointer, typename _ForwardIterator>
    inline void
    __uninitialized_construct_buf(_Pointer __first, _Pointer __last,
      _ForwardIterator __seed)
    {
      typedef typename std::iterator_traits<_Pointer>::value_type
 _ValueType;

      std::__uninitialized_construct_buf_dispatch<
        __has_trivial_constructor(_ValueType)>::
   __ucr(__first, __last, __seed);
    }

  template<typename _ForwardIterator, typename _Tp>
    _Temporary_buffer<_ForwardIterator, _Tp>::
    _Temporary_buffer(_ForwardIterator __first, _ForwardIterator __last)
    : _M_original_len(std::distance(__first, __last)),
      _M_len(0), _M_buffer(0)
    {
      try
 {
   std::pair<pointer, size_type> __p(std::get_temporary_buffer<
         value_type>(_M_original_len));
   _M_buffer = __p.first;
   _M_len = __p.second;
   if (_M_buffer)
     std::__uninitialized_construct_buf(_M_buffer, _M_buffer + _M_len,
            __first);
 }
      catch(...)
 {
   std::return_temporary_buffer(_M_buffer);
   _M_buffer = 0;
   _M_len = 0;
   throw;
 }
    }


}
# 67 "/usr/include/c++/6.2.1/memory" 2 3
# 1 "/usr/include/c++/6.2.1/bits/stl_raw_storage_iter.h" 1 3
# 59 "/usr/include/c++/6.2.1/bits/stl_raw_storage_iter.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{






  template <class _OutputIterator, class _Tp>
    class raw_storage_iterator
    : public iterator<output_iterator_tag, void, void, void, void>
    {
    protected:
      _OutputIterator _M_iter;

    public:
      explicit
      raw_storage_iterator(_OutputIterator __x)
      : _M_iter(__x) {}

      raw_storage_iterator&
      operator*() { return *this; }

      raw_storage_iterator&
      operator=(const _Tp& __element)
      {
 std::_Construct(std::__addressof(*_M_iter), __element);
 return *this;
      }

      raw_storage_iterator<_OutputIterator, _Tp>&
      operator++()
      {
 ++_M_iter;
 return *this;
      }

      raw_storage_iterator<_OutputIterator, _Tp>
      operator++(int)
      {
 raw_storage_iterator<_OutputIterator, _Tp> __tmp = *this;
 ++_M_iter;
 return __tmp;
      }



      _OutputIterator base() const { return _M_iter; }
    };


}
# 68 "/usr/include/c++/6.2.1/memory" 2 3






# 1 "/usr/include/c++/6.2.1/ext/concurrence.h" 1 3
# 32 "/usr/include/c++/6.2.1/ext/concurrence.h" 3
       
# 33 "/usr/include/c++/6.2.1/ext/concurrence.h" 3







namespace __gnu_cxx __attribute__ ((__visibility__ ("default")))
{







  enum _Lock_policy { _S_single, _S_mutex, _S_atomic };



  static const _Lock_policy __default_lock_policy =



  _S_atomic;
# 67 "/usr/include/c++/6.2.1/ext/concurrence.h" 3
  class __concurrence_lock_error : public std::exception
  {
  public:
    virtual char const*
    what() const throw()
    { return "__gnu_cxx::__concurrence_lock_error"; }
  };

  class __concurrence_unlock_error : public std::exception
  {
  public:
    virtual char const*
    what() const throw()
    { return "__gnu_cxx::__concurrence_unlock_error"; }
  };

  class __concurrence_broadcast_error : public std::exception
  {
  public:
    virtual char const*
    what() const throw()
    { return "__gnu_cxx::__concurrence_broadcast_error"; }
  };

  class __concurrence_wait_error : public std::exception
  {
  public:
    virtual char const*
    what() const throw()
    { return "__gnu_cxx::__concurrence_wait_error"; }
  };


  inline void
  __throw_concurrence_lock_error()
  { (throw (__concurrence_lock_error())); }

  inline void
  __throw_concurrence_unlock_error()
  { (throw (__concurrence_unlock_error())); }


  inline void
  __throw_concurrence_broadcast_error()
  { (throw (__concurrence_broadcast_error())); }

  inline void
  __throw_concurrence_wait_error()
  { (throw (__concurrence_wait_error())); }


  class __mutex
  {
  private:

    __gthread_mutex_t _M_mutex = { { 0, 0, 0, 0, 0, 0, 0, { 0, 0 } } };




    __mutex(const __mutex&);
    __mutex& operator=(const __mutex&);

  public:
    __mutex()
    {




    }
# 147 "/usr/include/c++/6.2.1/ext/concurrence.h" 3
    void lock()
    {

      if (__gthread_active_p())
 {
   if (__gthread_mutex_lock(&_M_mutex) != 0)
     __throw_concurrence_lock_error();
 }

    }

    void unlock()
    {

      if (__gthread_active_p())
 {
   if (__gthread_mutex_unlock(&_M_mutex) != 0)
     __throw_concurrence_unlock_error();
 }

    }

    __gthread_mutex_t* gthread_mutex(void)
      { return &_M_mutex; }
  };

  class __recursive_mutex
  {
  private:

    __gthread_recursive_mutex_t _M_mutex = { { 0, 0, 0, 0, PTHREAD_MUTEX_RECURSIVE_NP, 0, 0, { 0, 0 } } };




    __recursive_mutex(const __recursive_mutex&);
    __recursive_mutex& operator=(const __recursive_mutex&);

  public:
    __recursive_mutex()
    {




    }
# 202 "/usr/include/c++/6.2.1/ext/concurrence.h" 3
    void lock()
    {

      if (__gthread_active_p())
 {
   if (__gthread_recursive_mutex_lock(&_M_mutex) != 0)
     __throw_concurrence_lock_error();
 }

    }

    void unlock()
    {

      if (__gthread_active_p())
 {
   if (__gthread_recursive_mutex_unlock(&_M_mutex) != 0)
     __throw_concurrence_unlock_error();
 }

    }

    __gthread_recursive_mutex_t* gthread_recursive_mutex(void)
    { return &_M_mutex; }
  };




  class __scoped_lock
  {
  public:
    typedef __mutex __mutex_type;

  private:
    __mutex_type& _M_device;

    __scoped_lock(const __scoped_lock&);
    __scoped_lock& operator=(const __scoped_lock&);

  public:
    explicit __scoped_lock(__mutex_type& __name) : _M_device(__name)
    { _M_device.lock(); }

    ~__scoped_lock() throw()
    { _M_device.unlock(); }
  };


  class __cond
  {
  private:

    __gthread_cond_t _M_cond = { { 0, 0, 0, 0, 0, (void *) 0, 0, 0 } };




    __cond(const __cond&);
    __cond& operator=(const __cond&);

  public:
    __cond()
    {




    }
# 280 "/usr/include/c++/6.2.1/ext/concurrence.h" 3
    void broadcast()
    {

      if (__gthread_active_p())
 {
   if (__gthread_cond_broadcast(&_M_cond) != 0)
     __throw_concurrence_broadcast_error();
 }

    }

    void wait(__mutex *mutex)
    {

      {
   if (__gthread_cond_wait(&_M_cond, mutex->gthread_mutex()) != 0)
     __throw_concurrence_wait_error();
      }

    }

    void wait_recursive(__recursive_mutex *mutex)
    {

      {
   if (__gthread_cond_wait_recursive(&_M_cond,
         mutex->gthread_recursive_mutex())
       != 0)
     __throw_concurrence_wait_error();
      }

    }
  };



}
# 75 "/usr/include/c++/6.2.1/memory" 2 3






# 1 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 1 3
# 39 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{








  template<typename> class auto_ptr;



  template<typename _Tp>
    struct default_delete
    {

      constexpr default_delete() noexcept = default;






      template<typename _Up, typename = typename
        enable_if<is_convertible<_Up*, _Tp*>::value>::type>
        default_delete(const default_delete<_Up>&) noexcept { }


      void
      operator()(_Tp* __ptr) const
      {
 static_assert(!is_void<_Tp>::value,
        "can't delete pointer to incomplete type");
 static_assert(sizeof(_Tp)>0,
        "can't delete pointer to incomplete type");
 delete __ptr;
      }
    };




  template<typename _Tp>
    struct default_delete<_Tp[]>
    {
    public:

      constexpr default_delete() noexcept = default;
# 99 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      template<typename _Up, typename = typename
        enable_if<is_convertible<_Up(*)[], _Tp(*)[]>::value>::type>
        default_delete(const default_delete<_Up[]>&) noexcept { }


      template<typename _Up>
      typename enable_if<is_convertible<_Up(*)[], _Tp(*)[]>::value>::type
 operator()(_Up* __ptr) const
      {
 static_assert(sizeof(_Tp)>0,
        "can't delete pointer to incomplete type");
 delete [] __ptr;
      }
    };


  template <typename _Tp, typename _Dp = default_delete<_Tp> >
    class unique_ptr
    {

      class _Pointer
      {
 template<typename _Up>
   static typename _Up::pointer __test(typename _Up::pointer*);

 template<typename _Up>
   static _Tp* __test(...);

 typedef typename remove_reference<_Dp>::type _Del;

      public:
 typedef decltype(__test<_Del>(0)) type;
      };

      typedef std::tuple<typename _Pointer::type, _Dp> __tuple_type;
      __tuple_type _M_t;

    public:
      typedef typename _Pointer::type pointer;
      typedef _Tp element_type;
      typedef _Dp deleter_type;




      template<typename _Up, typename _Ep>
 using __safe_conversion_up = __and_<
         is_convertible<typename unique_ptr<_Up, _Ep>::pointer, pointer>,
                __not_<is_array<_Up>>,
                __or_<__and_<is_reference<deleter_type>,
                             is_same<deleter_type, _Ep>>,
                      __and_<__not_<is_reference<deleter_type>>,
                             is_convertible<_Ep, deleter_type>>
                >
              >;




      constexpr unique_ptr() noexcept
      : _M_t()
      { static_assert(!is_pointer<deleter_type>::value,
       "constructed with null function pointer deleter"); }







      explicit
      unique_ptr(pointer __p) noexcept
      : _M_t(__p, deleter_type())
      { static_assert(!is_pointer<deleter_type>::value,
       "constructed with null function pointer deleter"); }
# 182 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      unique_ptr(pointer __p,
   typename conditional<is_reference<deleter_type>::value,
     deleter_type, const deleter_type&>::type __d) noexcept
      : _M_t(__p, __d) { }
# 194 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      unique_ptr(pointer __p,
   typename remove_reference<deleter_type>::type&& __d) noexcept
      : _M_t(std::move(__p), std::move(__d))
      { static_assert(!std::is_reference<deleter_type>::value,
        "rvalue deleter bound to reference"); }


      constexpr unique_ptr(nullptr_t) noexcept : unique_ptr() { }




      unique_ptr(unique_ptr&& __u) noexcept
      : _M_t(__u.release(), std::forward<deleter_type>(__u.get_deleter())) { }







      template<typename _Up, typename _Ep, typename = _Require<
               __safe_conversion_up<_Up, _Ep>,
        typename conditional<is_reference<_Dp>::value,
        is_same<_Ep, _Dp>,
        is_convertible<_Ep, _Dp>>::type>>
 unique_ptr(unique_ptr<_Up, _Ep>&& __u) noexcept
 : _M_t(__u.release(), std::forward<_Ep>(__u.get_deleter()))
 { }



      template<typename _Up, typename = _Require<
        is_convertible<_Up*, _Tp*>, is_same<_Dp, default_delete<_Tp>>>>
 unique_ptr(auto_ptr<_Up>&& __u) noexcept;



      ~unique_ptr() noexcept
      {
 auto& __ptr = std::get<0>(_M_t);
 if (__ptr != nullptr)
   get_deleter()(__ptr);
 __ptr = pointer();
      }
# 248 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      unique_ptr&
      operator=(unique_ptr&& __u) noexcept
      {
 reset(__u.release());
 get_deleter() = std::forward<deleter_type>(__u.get_deleter());
 return *this;
      }
# 263 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      template<typename _Up, typename _Ep>
        typename enable_if< __and_<
          __safe_conversion_up<_Up, _Ep>,
          is_assignable<deleter_type&, _Ep&&>
          >::value,
          unique_ptr&>::type
 operator=(unique_ptr<_Up, _Ep>&& __u) noexcept
 {
   reset(__u.release());
   get_deleter() = std::forward<_Ep>(__u.get_deleter());
   return *this;
 }


      unique_ptr&
      operator=(nullptr_t) noexcept
      {
 reset();
 return *this;
      }




      typename add_lvalue_reference<element_type>::type
      operator*() const
      {
 ;
 return *get();
      }


      pointer
      operator->() const noexcept
      {
 ;
 return get();
      }


      pointer
      get() const noexcept
      { return std::get<0>(_M_t); }


      deleter_type&
      get_deleter() noexcept
      { return std::get<1>(_M_t); }


      const deleter_type&
      get_deleter() const noexcept
      { return std::get<1>(_M_t); }


      explicit operator bool() const noexcept
      { return get() == pointer() ? false : true; }




      pointer
      release() noexcept
      {
 pointer __p = get();
 std::get<0>(_M_t) = pointer();
 return __p;
      }







      void
      reset(pointer __p = pointer()) noexcept
      {
 using std::swap;
 swap(std::get<0>(_M_t), __p);
 if (__p != pointer())
   get_deleter()(__p);
      }


      void
      swap(unique_ptr& __u) noexcept
      {
 using std::swap;
 swap(_M_t, __u._M_t);
      }


      unique_ptr(const unique_ptr&) = delete;
      unique_ptr& operator=(const unique_ptr&) = delete;
  };





  template<typename _Tp, typename _Dp>
    class unique_ptr<_Tp[], _Dp>
    {

      class _Pointer
      {
 template<typename _Up>
   static typename _Up::pointer __test(typename _Up::pointer*);

 template<typename _Up>
   static _Tp* __test(...);

 typedef typename remove_reference<_Dp>::type _Del;

      public:
 typedef decltype(__test<_Del>(0)) type;
      };

      typedef std::tuple<typename _Pointer::type, _Dp> __tuple_type;
      __tuple_type _M_t;

      template<typename _Up>
 using __remove_cv = typename remove_cv<_Up>::type;


      template<typename _Up>
 using __is_derived_Tp
   = __and_< is_base_of<_Tp, _Up>,
      __not_<is_same<__remove_cv<_Tp>, __remove_cv<_Up>>> >;


    public:
      typedef typename _Pointer::type pointer;
      typedef _Tp element_type;
      typedef _Dp deleter_type;



      template<typename _Up, typename _Ep,
               typename _Up_up = unique_ptr<_Up, _Ep>,
        typename _Up_element_type = typename _Up_up::element_type>
 using __safe_conversion_up = __and_<
          is_array<_Up>,
          is_same<pointer, element_type*>,
          is_same<typename _Up_up::pointer, _Up_element_type*>,
          is_convertible<_Up_element_type(*)[], element_type(*)[]>,
          __or_<__and_<is_reference<deleter_type>, is_same<deleter_type, _Ep>>,
                __and_<__not_<is_reference<deleter_type>>,
                       is_convertible<_Ep, deleter_type>>>
        >;


      template<typename _Up>
        using __safe_conversion_raw = __and_<
          __or_<__or_<is_same<_Up, pointer>,
                      is_same<_Up, nullptr_t>>,
                __and_<is_pointer<_Up>,
                       is_same<pointer, element_type*>,
                       is_convertible<
                         typename remove_pointer<_Up>::type(*)[],
                         element_type(*)[]>
                >
          >
        >;




      constexpr unique_ptr() noexcept
      : _M_t()
      { static_assert(!std::is_pointer<deleter_type>::value,
        "constructed with null function pointer deleter"); }
# 444 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      template<typename _Up,
               typename = typename enable_if<
                 __safe_conversion_raw<_Up>::value, bool>::type>
      explicit
      unique_ptr(_Up __p) noexcept
      : _M_t(__p, deleter_type())
      { static_assert(!is_pointer<deleter_type>::value,
        "constructed with null function pointer deleter"); }
# 461 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      template<typename _Up,
               typename = typename enable_if<
                 __safe_conversion_raw<_Up>::value, bool>::type>
      unique_ptr(_Up __p,
                 typename conditional<is_reference<deleter_type>::value,
                 deleter_type, const deleter_type&>::type __d) noexcept
      : _M_t(__p, __d) { }
# 477 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      template<typename _Up,
               typename = typename enable_if<
                 __safe_conversion_raw<_Up>::value, bool>::type>
      unique_ptr(_Up __p, typename
   remove_reference<deleter_type>::type&& __d) noexcept
      : _M_t(std::move(__p), std::move(__d))
      { static_assert(!is_reference<deleter_type>::value,
        "rvalue deleter bound to reference"); }


      unique_ptr(unique_ptr&& __u) noexcept
      : _M_t(__u.release(), std::forward<deleter_type>(__u.get_deleter())) { }


      constexpr unique_ptr(nullptr_t) noexcept : unique_ptr() { }

      template<typename _Up, typename _Ep,
        typename = _Require<__safe_conversion_up<_Up, _Ep>>>
 unique_ptr(unique_ptr<_Up, _Ep>&& __u) noexcept
 : _M_t(__u.release(), std::forward<_Ep>(__u.get_deleter()))
 { }


      ~unique_ptr()
      {
 auto& __ptr = std::get<0>(_M_t);
 if (__ptr != nullptr)
   get_deleter()(__ptr);
 __ptr = pointer();
      }
# 516 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      unique_ptr&
      operator=(unique_ptr&& __u) noexcept
      {
 reset(__u.release());
 get_deleter() = std::forward<deleter_type>(__u.get_deleter());
 return *this;
      }
# 531 "/usr/include/c++/6.2.1/bits/unique_ptr.h" 3
      template<typename _Up, typename _Ep>
 typename
 enable_if<__and_<__safe_conversion_up<_Up, _Ep>,
                         is_assignable<deleter_type&, _Ep&&>
                  >::value,
                  unique_ptr&>::type
 operator=(unique_ptr<_Up, _Ep>&& __u) noexcept
 {
   reset(__u.release());
   get_deleter() = std::forward<_Ep>(__u.get_deleter());
   return *this;
 }


      unique_ptr&
      operator=(nullptr_t) noexcept
      {
 reset();
 return *this;
      }




      typename std::add_lvalue_reference<element_type>::type
      operator[](size_t __i) const
      {
 ;
 return get()[__i];
      }


      pointer
      get() const noexcept
      { return std::get<0>(_M_t); }


      deleter_type&
      get_deleter() noexcept
      { return std::get<1>(_M_t); }


      const deleter_type&
      get_deleter() const noexcept
      { return std::get<1>(_M_t); }


      explicit operator bool() const noexcept
      { return get() == pointer() ? false : true; }




      pointer
      release() noexcept
      {
 pointer __p = get();
 std::get<0>(_M_t) = pointer();
 return __p;
      }







      template <typename _Up,
                typename = _Require<
                  __or_<is_same<_Up, pointer>,
                        __and_<is_same<pointer, element_type*>,
                               is_pointer<_Up>,
                               is_convertible<
                                 typename remove_pointer<_Up>::type(*)[],
                                 element_type(*)[]
                               >
                        >
                  >
               >>
      void
      reset(_Up __p) noexcept
      {
 using std::swap;
 swap(std::get<0>(_M_t), __p);
 if (__p != nullptr)
   get_deleter()(__p);
      }

      void reset(nullptr_t = nullptr) noexcept
      {
        reset(pointer());
      }


      void
      swap(unique_ptr& __u) noexcept
      {
 using std::swap;
 swap(_M_t, __u._M_t);
      }


      unique_ptr(const unique_ptr&) = delete;
      unique_ptr& operator=(const unique_ptr&) = delete;
    };

  template<typename _Tp, typename _Dp>
    inline void
    swap(unique_ptr<_Tp, _Dp>& __x,
  unique_ptr<_Tp, _Dp>& __y) noexcept
    { __x.swap(__y); }

  template<typename _Tp, typename _Dp,
    typename _Up, typename _Ep>
    inline bool
    operator==(const unique_ptr<_Tp, _Dp>& __x,
        const unique_ptr<_Up, _Ep>& __y)
    { return __x.get() == __y.get(); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator==(const unique_ptr<_Tp, _Dp>& __x, nullptr_t) noexcept
    { return !__x; }

  template<typename _Tp, typename _Dp>
    inline bool
    operator==(nullptr_t, const unique_ptr<_Tp, _Dp>& __x) noexcept
    { return !__x; }

  template<typename _Tp, typename _Dp,
    typename _Up, typename _Ep>
    inline bool
    operator!=(const unique_ptr<_Tp, _Dp>& __x,
        const unique_ptr<_Up, _Ep>& __y)
    { return __x.get() != __y.get(); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator!=(const unique_ptr<_Tp, _Dp>& __x, nullptr_t) noexcept
    { return (bool)__x; }

  template<typename _Tp, typename _Dp>
    inline bool
    operator!=(nullptr_t, const unique_ptr<_Tp, _Dp>& __x) noexcept
    { return (bool)__x; }

  template<typename _Tp, typename _Dp,
    typename _Up, typename _Ep>
    inline bool
    operator<(const unique_ptr<_Tp, _Dp>& __x,
       const unique_ptr<_Up, _Ep>& __y)
    {
      typedef typename
 std::common_type<typename unique_ptr<_Tp, _Dp>::pointer,
                  typename unique_ptr<_Up, _Ep>::pointer>::type _CT;
      return std::less<_CT>()(__x.get(), __y.get());
    }

  template<typename _Tp, typename _Dp>
    inline bool
    operator<(const unique_ptr<_Tp, _Dp>& __x, nullptr_t)
    { return std::less<typename unique_ptr<_Tp, _Dp>::pointer>()(__x.get(),
         nullptr); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator<(nullptr_t, const unique_ptr<_Tp, _Dp>& __x)
    { return std::less<typename unique_ptr<_Tp, _Dp>::pointer>()(nullptr,
         __x.get()); }

  template<typename _Tp, typename _Dp,
    typename _Up, typename _Ep>
    inline bool
    operator<=(const unique_ptr<_Tp, _Dp>& __x,
        const unique_ptr<_Up, _Ep>& __y)
    { return !(__y < __x); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator<=(const unique_ptr<_Tp, _Dp>& __x, nullptr_t)
    { return !(nullptr < __x); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator<=(nullptr_t, const unique_ptr<_Tp, _Dp>& __x)
    { return !(__x < nullptr); }

  template<typename _Tp, typename _Dp,
    typename _Up, typename _Ep>
    inline bool
    operator>(const unique_ptr<_Tp, _Dp>& __x,
       const unique_ptr<_Up, _Ep>& __y)
    { return (__y < __x); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator>(const unique_ptr<_Tp, _Dp>& __x, nullptr_t)
    { return std::less<typename unique_ptr<_Tp, _Dp>::pointer>()(nullptr,
         __x.get()); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator>(nullptr_t, const unique_ptr<_Tp, _Dp>& __x)
    { return std::less<typename unique_ptr<_Tp, _Dp>::pointer>()(__x.get(),
         nullptr); }

  template<typename _Tp, typename _Dp,
    typename _Up, typename _Ep>
    inline bool
    operator>=(const unique_ptr<_Tp, _Dp>& __x,
        const unique_ptr<_Up, _Ep>& __y)
    { return !(__x < __y); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator>=(const unique_ptr<_Tp, _Dp>& __x, nullptr_t)
    { return !(__x < nullptr); }

  template<typename _Tp, typename _Dp>
    inline bool
    operator>=(nullptr_t, const unique_ptr<_Tp, _Dp>& __x)
    { return !(nullptr < __x); }


  template<typename _Tp, typename _Dp>
    struct hash<unique_ptr<_Tp, _Dp>>
    : public __hash_base<size_t, unique_ptr<_Tp, _Dp>>
    {
      size_t
      operator()(const unique_ptr<_Tp, _Dp>& __u) const noexcept
      {
 typedef unique_ptr<_Tp, _Dp> _UP;
 return std::hash<typename _UP::pointer>()(__u.get());
      }
    };





  template<typename _Tp>
    struct _MakeUniq
    { typedef unique_ptr<_Tp> __single_object; };

  template<typename _Tp>
    struct _MakeUniq<_Tp[]>
    { typedef unique_ptr<_Tp[]> __array; };

  template<typename _Tp, size_t _Bound>
    struct _MakeUniq<_Tp[_Bound]>
    { struct __invalid_type { }; };


  template<typename _Tp, typename... _Args>
    inline typename _MakeUniq<_Tp>::__single_object
    make_unique(_Args&&... __args)
    { return unique_ptr<_Tp>(new _Tp(std::forward<_Args>(__args)...)); }


  template<typename _Tp>
    inline typename _MakeUniq<_Tp>::__array
    make_unique(size_t __num)
    { return unique_ptr<_Tp>(new remove_extent_t<_Tp>[__num]()); }


  template<typename _Tp, typename... _Args>
    inline typename _MakeUniq<_Tp>::__invalid_type
    make_unique(_Args&&...) = delete;





}
# 82 "/usr/include/c++/6.2.1/memory" 2 3
# 1 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 1 3
# 52 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
# 1 "/usr/include/c++/6.2.1/bits/shared_ptr_base.h" 1 3
# 53 "/usr/include/c++/6.2.1/bits/shared_ptr_base.h" 3
# 1 "/usr/include/c++/6.2.1/bits/allocated_ptr.h" 1 3
# 40 "/usr/include/c++/6.2.1/bits/allocated_ptr.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{



  template<typename _Alloc>
    struct __allocated_ptr
    {
      using pointer = typename allocator_traits<_Alloc>::pointer;
      using value_type = typename allocator_traits<_Alloc>::value_type;


      __allocated_ptr(_Alloc& __a, pointer __ptr) noexcept
      : _M_alloc(std::__addressof(__a)), _M_ptr(__ptr)
      { }


      template<typename _Ptr,
        typename _Req = _Require<is_same<_Ptr, value_type*>>>
      __allocated_ptr(_Alloc& __a, _Ptr __ptr)
      : _M_alloc(std::__addressof(__a)),
 _M_ptr(pointer_traits<pointer>::pointer_to(*__ptr))
      { }


      __allocated_ptr(__allocated_ptr&& __gd) noexcept
      : _M_alloc(__gd._M_alloc), _M_ptr(__gd._M_ptr)
      { __gd._M_ptr = nullptr; }


      ~__allocated_ptr()
      {
 if (_M_ptr != nullptr)
   std::allocator_traits<_Alloc>::deallocate(*_M_alloc, _M_ptr, 1);
      }


      __allocated_ptr&
      operator=(std::nullptr_t) noexcept
      {
 _M_ptr = nullptr;
 return *this;
      }


      value_type* get() { return _S_raw_ptr(_M_ptr); }

    private:
      value_type* _S_raw_ptr(value_type* __ptr) { return __ptr; }

      template<typename _Ptr>
 auto _S_raw_ptr(_Ptr __ptr) -> decltype(_S_raw_ptr(__ptr.operator->()))
 { return _S_raw_ptr(__ptr.operator->()); }

      _Alloc* _M_alloc;
      pointer _M_ptr;
    };


  template<typename _Alloc>
    __allocated_ptr<_Alloc>
    __allocate_guarded(_Alloc& __a)
    {
      return { __a, std::allocator_traits<_Alloc>::allocate(__a, 1) };
    }


}
# 54 "/usr/include/c++/6.2.1/bits/shared_ptr_base.h" 2 3


namespace std __attribute__ ((__visibility__ ("default")))
{



  template<typename> class auto_ptr;






  class bad_weak_ptr : public std::exception
  {
  public:
    virtual char const* what() const noexcept;

    virtual ~bad_weak_ptr() noexcept;
  };


  inline void
  __throw_bad_weak_ptr()
  { (throw (bad_weak_ptr())); }

  using __gnu_cxx::_Lock_policy;
  using __gnu_cxx::__default_lock_policy;
  using __gnu_cxx::_S_single;
  using __gnu_cxx::_S_mutex;
  using __gnu_cxx::_S_atomic;


  template<_Lock_policy _Lp>
    class _Mutex_base
    {
    protected:

      enum { _S_need_barriers = 0 };
    };

  template<>
    class _Mutex_base<_S_mutex>
    : public __gnu_cxx::__mutex
    {
    protected:



      enum { _S_need_barriers = 1 };
    };

  template<_Lock_policy _Lp = __default_lock_policy>
    class _Sp_counted_base
    : public _Mutex_base<_Lp>
    {
    public:
      _Sp_counted_base() noexcept
      : _M_use_count(1), _M_weak_count(1) { }

      virtual
      ~_Sp_counted_base() noexcept
      { }



      virtual void
      _M_dispose() noexcept = 0;


      virtual void
      _M_destroy() noexcept
      { delete this; }

      virtual void*
      _M_get_deleter(const std::type_info&) noexcept = 0;

      void
      _M_add_ref_copy()
      { __gnu_cxx::__atomic_add_dispatch(&_M_use_count, 1); }

      void
      _M_add_ref_lock();

      bool
      _M_add_ref_lock_nothrow();

      void
      _M_release() noexcept
      {

        ;
 if (__gnu_cxx::__exchange_and_add_dispatch(&_M_use_count, -1) == 1)
   {
            ;
     _M_dispose();




     if (_Mutex_base<_Lp>::_S_need_barriers)
       {
  __atomic_thread_fence (4);
       }


            ;
     if (__gnu_cxx::__exchange_and_add_dispatch(&_M_weak_count,
             -1) == 1)
              {
                ;
         _M_destroy();
              }
   }
      }

      void
      _M_weak_add_ref() noexcept
      { __gnu_cxx::__atomic_add_dispatch(&_M_weak_count, 1); }

      void
      _M_weak_release() noexcept
      {

        ;
 if (__gnu_cxx::__exchange_and_add_dispatch(&_M_weak_count, -1) == 1)
   {
            ;
     if (_Mutex_base<_Lp>::_S_need_barriers)
       {


  __atomic_thread_fence (4);
       }
     _M_destroy();
   }
      }

      long
      _M_get_use_count() const noexcept
      {


        return __atomic_load_n(&_M_use_count, 0);
      }

    private:
      _Sp_counted_base(_Sp_counted_base const&) = delete;
      _Sp_counted_base& operator=(_Sp_counted_base const&) = delete;

      _Atomic_word _M_use_count;
      _Atomic_word _M_weak_count;
    };

  template<>
    inline void
    _Sp_counted_base<_S_single>::
    _M_add_ref_lock()
    {
      if (_M_use_count == 0)
 __throw_bad_weak_ptr();
      ++_M_use_count;
    }

  template<>
    inline void
    _Sp_counted_base<_S_mutex>::
    _M_add_ref_lock()
    {
      __gnu_cxx::__scoped_lock sentry(*this);
      if (__gnu_cxx::__exchange_and_add_dispatch(&_M_use_count, 1) == 0)
 {
   _M_use_count = 0;
   __throw_bad_weak_ptr();
 }
    }

  template<>
    inline void
    _Sp_counted_base<_S_atomic>::
    _M_add_ref_lock()
    {

      _Atomic_word __count = _M_get_use_count();
      do
 {
   if (__count == 0)
     __throw_bad_weak_ptr();


 }
      while (!__atomic_compare_exchange_n(&_M_use_count, &__count, __count + 1,
       true, 4,
       0));
    }

  template<>
    inline bool
    _Sp_counted_base<_S_single>::
    _M_add_ref_lock_nothrow()
    {
      if (_M_use_count == 0)
 return false;
      ++_M_use_count;
      return true;
    }

  template<>
    inline bool
    _Sp_counted_base<_S_mutex>::
    _M_add_ref_lock_nothrow()
    {
      __gnu_cxx::__scoped_lock sentry(*this);
      if (__gnu_cxx::__exchange_and_add_dispatch(&_M_use_count, 1) == 0)
 {
   _M_use_count = 0;
   return false;
 }
      return true;
    }

  template<>
    inline bool
    _Sp_counted_base<_S_atomic>::
    _M_add_ref_lock_nothrow()
    {

      _Atomic_word __count = _M_get_use_count();
      do
 {
   if (__count == 0)
     return false;


 }
      while (!__atomic_compare_exchange_n(&_M_use_count, &__count, __count + 1,
       true, 4,
       0));
      return true;
    }

  template<>
    inline void
    _Sp_counted_base<_S_single>::_M_add_ref_copy()
    { ++_M_use_count; }

  template<>
    inline void
    _Sp_counted_base<_S_single>::_M_release() noexcept
    {
      if (--_M_use_count == 0)
        {
          _M_dispose();
          if (--_M_weak_count == 0)
            _M_destroy();
        }
    }

  template<>
    inline void
    _Sp_counted_base<_S_single>::_M_weak_add_ref() noexcept
    { ++_M_weak_count; }

  template<>
    inline void
    _Sp_counted_base<_S_single>::_M_weak_release() noexcept
    {
      if (--_M_weak_count == 0)
        _M_destroy();
    }

  template<>
    inline long
    _Sp_counted_base<_S_single>::_M_get_use_count() const noexcept
    { return _M_use_count; }



  template<typename _Tp, _Lock_policy _Lp = __default_lock_policy>
    class __shared_ptr;

  template<typename _Tp, _Lock_policy _Lp = __default_lock_policy>
    class __weak_ptr;

  template<typename _Tp, _Lock_policy _Lp = __default_lock_policy>
    class __enable_shared_from_this;

  template<typename _Tp>
    class shared_ptr;

  template<typename _Tp>
    class weak_ptr;

  template<typename _Tp>
    struct owner_less;

  template<typename _Tp>
    class enable_shared_from_this;

  template<_Lock_policy _Lp = __default_lock_policy>
    class __weak_count;

  template<_Lock_policy _Lp = __default_lock_policy>
    class __shared_count;



  template<typename _Ptr, _Lock_policy _Lp>
    class _Sp_counted_ptr final : public _Sp_counted_base<_Lp>
    {
    public:
      explicit
      _Sp_counted_ptr(_Ptr __p) noexcept
      : _M_ptr(__p) { }

      virtual void
      _M_dispose() noexcept
      { delete _M_ptr; }

      virtual void
      _M_destroy() noexcept
      { delete this; }

      virtual void*
      _M_get_deleter(const std::type_info&) noexcept
      { return nullptr; }

      _Sp_counted_ptr(const _Sp_counted_ptr&) = delete;
      _Sp_counted_ptr& operator=(const _Sp_counted_ptr&) = delete;

    private:
      _Ptr _M_ptr;
    };

  template<>
    inline void
    _Sp_counted_ptr<nullptr_t, _S_single>::_M_dispose() noexcept { }

  template<>
    inline void
    _Sp_counted_ptr<nullptr_t, _S_mutex>::_M_dispose() noexcept { }

  template<>
    inline void
    _Sp_counted_ptr<nullptr_t, _S_atomic>::_M_dispose() noexcept { }

  template<int _Nm, typename _Tp,
    bool __use_ebo = !__is_final(_Tp) && __is_empty(_Tp)>
    struct _Sp_ebo_helper;


  template<int _Nm, typename _Tp>
    struct _Sp_ebo_helper<_Nm, _Tp, true> : private _Tp
    {
      explicit _Sp_ebo_helper(const _Tp& __tp) : _Tp(__tp) { }

      static _Tp&
      _S_get(_Sp_ebo_helper& __eboh) { return static_cast<_Tp&>(__eboh); }
    };


  template<int _Nm, typename _Tp>
    struct _Sp_ebo_helper<_Nm, _Tp, false>
    {
      explicit _Sp_ebo_helper(const _Tp& __tp) : _M_tp(__tp) { }

      static _Tp&
      _S_get(_Sp_ebo_helper& __eboh)
      { return __eboh._M_tp; }

    private:
      _Tp _M_tp;
    };


  template<typename _Ptr, typename _Deleter, typename _Alloc, _Lock_policy _Lp>
    class _Sp_counted_deleter final : public _Sp_counted_base<_Lp>
    {
      class _Impl : _Sp_ebo_helper<0, _Deleter>, _Sp_ebo_helper<1, _Alloc>
      {
 typedef _Sp_ebo_helper<0, _Deleter> _Del_base;
 typedef _Sp_ebo_helper<1, _Alloc> _Alloc_base;

      public:
 _Impl(_Ptr __p, _Deleter __d, const _Alloc& __a) noexcept
 : _M_ptr(__p), _Del_base(__d), _Alloc_base(__a)
 { }

 _Deleter& _M_del() noexcept { return _Del_base::_S_get(*this); }
 _Alloc& _M_alloc() noexcept { return _Alloc_base::_S_get(*this); }

 _Ptr _M_ptr;
      };

    public:
      using __allocator_type = __alloc_rebind<_Alloc, _Sp_counted_deleter>;


      _Sp_counted_deleter(_Ptr __p, _Deleter __d) noexcept
      : _M_impl(__p, __d, _Alloc()) { }


      _Sp_counted_deleter(_Ptr __p, _Deleter __d, const _Alloc& __a) noexcept
      : _M_impl(__p, __d, __a) { }

      ~_Sp_counted_deleter() noexcept { }

      virtual void
      _M_dispose() noexcept
      { _M_impl._M_del()(_M_impl._M_ptr); }

      virtual void
      _M_destroy() noexcept
      {
 __allocator_type __a(_M_impl._M_alloc());
 __allocated_ptr<__allocator_type> __guard_ptr{ __a, this };
 this->~_Sp_counted_deleter();
      }

      virtual void*
      _M_get_deleter(const std::type_info& __ti) noexcept
      {



        return __ti == typeid(_Deleter)
   ? std::__addressof(_M_impl._M_del())
   : nullptr;



      }

    private:
      _Impl _M_impl;
    };



  struct _Sp_make_shared_tag { };

  template<typename _Tp, typename _Alloc, _Lock_policy _Lp>
    class _Sp_counted_ptr_inplace final : public _Sp_counted_base<_Lp>
    {
      class _Impl : _Sp_ebo_helper<0, _Alloc>
      {
 typedef _Sp_ebo_helper<0, _Alloc> _A_base;

      public:
 explicit _Impl(_Alloc __a) noexcept : _A_base(__a) { }

 _Alloc& _M_alloc() noexcept { return _A_base::_S_get(*this); }

 __gnu_cxx::__aligned_buffer<_Tp> _M_storage;
      };

    public:
      using __allocator_type = __alloc_rebind<_Alloc, _Sp_counted_ptr_inplace>;

      template<typename... _Args>
 _Sp_counted_ptr_inplace(_Alloc __a, _Args&&... __args)
 : _M_impl(__a)
 {


   allocator_traits<_Alloc>::construct(__a, _M_ptr(),
       std::forward<_Args>(__args)...);
 }

      ~_Sp_counted_ptr_inplace() noexcept { }

      virtual void
      _M_dispose() noexcept
      {
 allocator_traits<_Alloc>::destroy(_M_impl._M_alloc(), _M_ptr());
      }


      virtual void
      _M_destroy() noexcept
      {
 __allocator_type __a(_M_impl._M_alloc());
 __allocated_ptr<__allocator_type> __guard_ptr{ __a, this };
 this->~_Sp_counted_ptr_inplace();
      }


      virtual void*
      _M_get_deleter(const std::type_info& __ti) noexcept
      {

 if (__ti == typeid(_Sp_make_shared_tag))
   return const_cast<typename remove_cv<_Tp>::type*>(_M_ptr());

 return nullptr;
      }

    private:
      _Tp* _M_ptr() noexcept { return _M_impl._M_storage._M_ptr(); }

      _Impl _M_impl;
    };


  template<_Lock_policy _Lp>
    class __shared_count
    {
    public:
      constexpr __shared_count() noexcept : _M_pi(0)
      { }

      template<typename _Ptr>
        explicit
 __shared_count(_Ptr __p) : _M_pi(0)
 {
   try
     {
       _M_pi = new _Sp_counted_ptr<_Ptr, _Lp>(__p);
     }
   catch(...)
     {
       delete __p;
       throw;
     }
 }

      template<typename _Ptr, typename _Deleter>
 __shared_count(_Ptr __p, _Deleter __d)
 : __shared_count(__p, std::move(__d), allocator<void>())
 { }

      template<typename _Ptr, typename _Deleter, typename _Alloc>
 __shared_count(_Ptr __p, _Deleter __d, _Alloc __a) : _M_pi(0)
 {
   typedef _Sp_counted_deleter<_Ptr, _Deleter, _Alloc, _Lp> _Sp_cd_type;
   try
     {
       typename _Sp_cd_type::__allocator_type __a2(__a);
       auto __guard = std::__allocate_guarded(__a2);
       _Sp_cd_type* __mem = __guard.get();
       ::new (__mem) _Sp_cd_type(__p, std::move(__d), std::move(__a));
       _M_pi = __mem;
       __guard = nullptr;
     }
   catch(...)
     {
       __d(__p);
       throw;
     }
 }

      template<typename _Tp, typename _Alloc, typename... _Args>
 __shared_count(_Sp_make_shared_tag, _Tp*, const _Alloc& __a,
         _Args&&... __args)
 : _M_pi(0)
 {
   typedef _Sp_counted_ptr_inplace<_Tp, _Alloc, _Lp> _Sp_cp_type;
   typename _Sp_cp_type::__allocator_type __a2(__a);
   auto __guard = std::__allocate_guarded(__a2);
   _Sp_cp_type* __mem = __guard.get();
   ::new (__mem) _Sp_cp_type(std::move(__a),
        std::forward<_Args>(__args)...);
   _M_pi = __mem;
   __guard = nullptr;
 }



      template<typename _Tp>
        explicit
 __shared_count(std::auto_ptr<_Tp>&& __r);



      template<typename _Tp, typename _Del>
        explicit
 __shared_count(std::unique_ptr<_Tp, _Del>&& __r) : _M_pi(0)
 {


   if (__r.get() == nullptr)
     return;

   using _Ptr = typename unique_ptr<_Tp, _Del>::pointer;
   using _Del2 = typename conditional<is_reference<_Del>::value,
       reference_wrapper<typename remove_reference<_Del>::type>,
       _Del>::type;
   using _Sp_cd_type
     = _Sp_counted_deleter<_Ptr, _Del2, allocator<void>, _Lp>;
   using _Alloc = allocator<_Sp_cd_type>;
   using _Alloc_traits = allocator_traits<_Alloc>;
   _Alloc __a;
   _Sp_cd_type* __mem = _Alloc_traits::allocate(__a, 1);
   _Alloc_traits::construct(__a, __mem, __r.release(),
       __r.get_deleter());
   _M_pi = __mem;
 }


      explicit __shared_count(const __weak_count<_Lp>& __r);


      explicit __shared_count(const __weak_count<_Lp>& __r, std::nothrow_t);

      ~__shared_count() noexcept
      {
 if (_M_pi != nullptr)
   _M_pi->_M_release();
      }

      __shared_count(const __shared_count& __r) noexcept
      : _M_pi(__r._M_pi)
      {
 if (_M_pi != 0)
   _M_pi->_M_add_ref_copy();
      }

      __shared_count&
      operator=(const __shared_count& __r) noexcept
      {
 _Sp_counted_base<_Lp>* __tmp = __r._M_pi;
 if (__tmp != _M_pi)
   {
     if (__tmp != 0)
       __tmp->_M_add_ref_copy();
     if (_M_pi != 0)
       _M_pi->_M_release();
     _M_pi = __tmp;
   }
 return *this;
      }

      void
      _M_swap(__shared_count& __r) noexcept
      {
 _Sp_counted_base<_Lp>* __tmp = __r._M_pi;
 __r._M_pi = _M_pi;
 _M_pi = __tmp;
      }

      long
      _M_get_use_count() const noexcept
      { return _M_pi != 0 ? _M_pi->_M_get_use_count() : 0; }

      bool
      _M_unique() const noexcept
      { return this->_M_get_use_count() == 1; }

      void*
      _M_get_deleter(const std::type_info& __ti) const noexcept
      { return _M_pi ? _M_pi->_M_get_deleter(__ti) : nullptr; }

      bool
      _M_less(const __shared_count& __rhs) const noexcept
      { return std::less<_Sp_counted_base<_Lp>*>()(this->_M_pi, __rhs._M_pi); }

      bool
      _M_less(const __weak_count<_Lp>& __rhs) const noexcept
      { return std::less<_Sp_counted_base<_Lp>*>()(this->_M_pi, __rhs._M_pi); }


      friend inline bool
      operator==(const __shared_count& __a, const __shared_count& __b) noexcept
      { return __a._M_pi == __b._M_pi; }

    private:
      friend class __weak_count<_Lp>;

      _Sp_counted_base<_Lp>* _M_pi;
    };


  template<_Lock_policy _Lp>
    class __weak_count
    {
    public:
      constexpr __weak_count() noexcept : _M_pi(nullptr)
      { }

      __weak_count(const __shared_count<_Lp>& __r) noexcept
      : _M_pi(__r._M_pi)
      {
 if (_M_pi != nullptr)
   _M_pi->_M_weak_add_ref();
      }

      __weak_count(const __weak_count& __r) noexcept
      : _M_pi(__r._M_pi)
      {
 if (_M_pi != nullptr)
   _M_pi->_M_weak_add_ref();
      }

      __weak_count(__weak_count&& __r) noexcept
      : _M_pi(__r._M_pi)
      { __r._M_pi = nullptr; }

      ~__weak_count() noexcept
      {
 if (_M_pi != nullptr)
   _M_pi->_M_weak_release();
      }

      __weak_count&
      operator=(const __shared_count<_Lp>& __r) noexcept
      {
 _Sp_counted_base<_Lp>* __tmp = __r._M_pi;
 if (__tmp != nullptr)
   __tmp->_M_weak_add_ref();
 if (_M_pi != nullptr)
   _M_pi->_M_weak_release();
 _M_pi = __tmp;
 return *this;
      }

      __weak_count&
      operator=(const __weak_count& __r) noexcept
      {
 _Sp_counted_base<_Lp>* __tmp = __r._M_pi;
 if (__tmp != nullptr)
   __tmp->_M_weak_add_ref();
 if (_M_pi != nullptr)
   _M_pi->_M_weak_release();
 _M_pi = __tmp;
 return *this;
      }

      __weak_count&
      operator=(__weak_count&& __r) noexcept
      {
 if (_M_pi != nullptr)
   _M_pi->_M_weak_release();
 _M_pi = __r._M_pi;
        __r._M_pi = nullptr;
 return *this;
      }

      void
      _M_swap(__weak_count& __r) noexcept
      {
 _Sp_counted_base<_Lp>* __tmp = __r._M_pi;
 __r._M_pi = _M_pi;
 _M_pi = __tmp;
      }

      long
      _M_get_use_count() const noexcept
      { return _M_pi != nullptr ? _M_pi->_M_get_use_count() : 0; }

      bool
      _M_less(const __weak_count& __rhs) const noexcept
      { return std::less<_Sp_counted_base<_Lp>*>()(this->_M_pi, __rhs._M_pi); }

      bool
      _M_less(const __shared_count<_Lp>& __rhs) const noexcept
      { return std::less<_Sp_counted_base<_Lp>*>()(this->_M_pi, __rhs._M_pi); }


      friend inline bool
      operator==(const __weak_count& __a, const __weak_count& __b) noexcept
      { return __a._M_pi == __b._M_pi; }

    private:
      friend class __shared_count<_Lp>;

      _Sp_counted_base<_Lp>* _M_pi;
    };


  template<_Lock_policy _Lp>
    inline
    __shared_count<_Lp>::__shared_count(const __weak_count<_Lp>& __r)
    : _M_pi(__r._M_pi)
    {
      if (_M_pi != nullptr)
 _M_pi->_M_add_ref_lock();
      else
 __throw_bad_weak_ptr();
    }


  template<_Lock_policy _Lp>
    inline
    __shared_count<_Lp>::
    __shared_count(const __weak_count<_Lp>& __r, std::nothrow_t)
    : _M_pi(__r._M_pi)
    {
      if (_M_pi != nullptr)
 if (!_M_pi->_M_add_ref_lock_nothrow())
   _M_pi = nullptr;
    }




  template<_Lock_policy _Lp, typename _Tp1, typename _Tp2>
    void
    __enable_shared_from_this_helper(const __shared_count<_Lp>&,
         const __enable_shared_from_this<_Tp1,
         _Lp>*, const _Tp2*) noexcept;


  template<typename _Tp1, typename _Tp2>
    void
    __enable_shared_from_this_helper(const __shared_count<>&,
         const enable_shared_from_this<_Tp1>*,
         const _Tp2*) noexcept;

  template<_Lock_policy _Lp>
    inline void
    __enable_shared_from_this_helper(const __shared_count<_Lp>&, ...) noexcept
    { }


  template<typename _Tp, _Lock_policy _Lp>
    class __shared_ptr
    {
      template<typename _Ptr>
 using _Convertible
   = typename enable_if<is_convertible<_Ptr, _Tp*>::value>::type;

    public:
      typedef _Tp element_type;

      constexpr __shared_ptr() noexcept
      : _M_ptr(0), _M_refcount()
      { }

      template<typename _Tp1>
 explicit __shared_ptr(_Tp1* __p)
        : _M_ptr(__p), _M_refcount(__p)
 {
  
   static_assert( !is_void<_Tp1>::value, "incomplete type" );
   static_assert( sizeof(_Tp1) > 0, "incomplete type" );
   __enable_shared_from_this_helper(_M_refcount, __p, __p);
 }

      template<typename _Tp1, typename _Deleter>
 __shared_ptr(_Tp1* __p, _Deleter __d)
 : _M_ptr(__p), _M_refcount(__p, __d)
 {
  

   __enable_shared_from_this_helper(_M_refcount, __p, __p);
 }

      template<typename _Tp1, typename _Deleter, typename _Alloc>
 __shared_ptr(_Tp1* __p, _Deleter __d, _Alloc __a)
 : _M_ptr(__p), _M_refcount(__p, __d, std::move(__a))
 {
  

   __enable_shared_from_this_helper(_M_refcount, __p, __p);
 }

      template<typename _Deleter>
 __shared_ptr(nullptr_t __p, _Deleter __d)
 : _M_ptr(0), _M_refcount(__p, __d)
 { }

      template<typename _Deleter, typename _Alloc>
        __shared_ptr(nullptr_t __p, _Deleter __d, _Alloc __a)
 : _M_ptr(0), _M_refcount(__p, __d, std::move(__a))
 { }

      template<typename _Tp1>
 __shared_ptr(const __shared_ptr<_Tp1, _Lp>& __r, _Tp* __p) noexcept
 : _M_ptr(__p), _M_refcount(__r._M_refcount)
 { }

      __shared_ptr(const __shared_ptr&) noexcept = default;
      __shared_ptr& operator=(const __shared_ptr&) noexcept = default;
      ~__shared_ptr() = default;

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 __shared_ptr(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
 : _M_ptr(__r._M_ptr), _M_refcount(__r._M_refcount)
 { }

      __shared_ptr(__shared_ptr&& __r) noexcept
      : _M_ptr(__r._M_ptr), _M_refcount()
      {
 _M_refcount._M_swap(__r._M_refcount);
 __r._M_ptr = 0;
      }

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 __shared_ptr(__shared_ptr<_Tp1, _Lp>&& __r) noexcept
 : _M_ptr(__r._M_ptr), _M_refcount()
 {
   _M_refcount._M_swap(__r._M_refcount);
   __r._M_ptr = 0;
 }

      template<typename _Tp1>
 explicit __shared_ptr(const __weak_ptr<_Tp1, _Lp>& __r)
 : _M_refcount(__r._M_refcount)
 {
  



   _M_ptr = __r._M_ptr;
 }


      template<typename _Tp1, typename _Del, typename
        = _Convertible<typename unique_ptr<_Tp1, _Del>::pointer>>
 __shared_ptr(std::unique_ptr<_Tp1, _Del>&& __r)
 : _M_ptr(__r.get()), _M_refcount()
 {
  
   auto __raw = _S_raw_ptr(__r.get());
   _M_refcount = __shared_count<_Lp>(std::move(__r));
   __enable_shared_from_this_helper(_M_refcount, __raw, __raw);
 }



      template<typename _Tp1>
 __shared_ptr(std::auto_ptr<_Tp1>&& __r);


      constexpr __shared_ptr(nullptr_t) noexcept : __shared_ptr() { }

      template<typename _Tp1>
 __shared_ptr&
 operator=(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
 {
   _M_ptr = __r._M_ptr;
   _M_refcount = __r._M_refcount;
   return *this;
 }


      template<typename _Tp1>
 __shared_ptr&
 operator=(std::auto_ptr<_Tp1>&& __r)
 {
   __shared_ptr(std::move(__r)).swap(*this);
   return *this;
 }


      __shared_ptr&
      operator=(__shared_ptr&& __r) noexcept
      {
 __shared_ptr(std::move(__r)).swap(*this);
 return *this;
      }

      template<class _Tp1>
 __shared_ptr&
 operator=(__shared_ptr<_Tp1, _Lp>&& __r) noexcept
 {
   __shared_ptr(std::move(__r)).swap(*this);
   return *this;
 }

      template<typename _Tp1, typename _Del>
 __shared_ptr&
 operator=(std::unique_ptr<_Tp1, _Del>&& __r)
 {
   __shared_ptr(std::move(__r)).swap(*this);
   return *this;
 }

      void
      reset() noexcept
      { __shared_ptr().swap(*this); }

      template<typename _Tp1>
 void
 reset(_Tp1* __p)
 {

   ;
   __shared_ptr(__p).swap(*this);
 }

      template<typename _Tp1, typename _Deleter>
 void
 reset(_Tp1* __p, _Deleter __d)
 { __shared_ptr(__p, __d).swap(*this); }

      template<typename _Tp1, typename _Deleter, typename _Alloc>
 void
        reset(_Tp1* __p, _Deleter __d, _Alloc __a)
        { __shared_ptr(__p, __d, std::move(__a)).swap(*this); }


      typename std::add_lvalue_reference<_Tp>::type
      operator*() const noexcept
      {
 ;
 return *_M_ptr;
      }

      _Tp*
      operator->() const noexcept
      {
 ;
 return _M_ptr;
      }

      _Tp*
      get() const noexcept
      { return _M_ptr; }

      explicit operator bool() const
      { return _M_ptr == 0 ? false : true; }

      bool
      unique() const noexcept
      { return _M_refcount._M_unique(); }

      long
      use_count() const noexcept
      { return _M_refcount._M_get_use_count(); }

      void
      swap(__shared_ptr<_Tp, _Lp>& __other) noexcept
      {
 std::swap(_M_ptr, __other._M_ptr);
 _M_refcount._M_swap(__other._M_refcount);
      }

      template<typename _Tp1>
 bool
 owner_before(__shared_ptr<_Tp1, _Lp> const& __rhs) const
 { return _M_refcount._M_less(__rhs._M_refcount); }

      template<typename _Tp1>
 bool
 owner_before(__weak_ptr<_Tp1, _Lp> const& __rhs) const
 { return _M_refcount._M_less(__rhs._M_refcount); }


    protected:

      template<typename _Alloc, typename... _Args>
 __shared_ptr(_Sp_make_shared_tag __tag, const _Alloc& __a,
       _Args&&... __args)
 : _M_ptr(), _M_refcount(__tag, (_Tp*)0, __a,
    std::forward<_Args>(__args)...)
 {


   void* __p = _M_refcount._M_get_deleter(typeid(__tag));
   _M_ptr = static_cast<_Tp*>(__p);
   __enable_shared_from_this_helper(_M_refcount, _M_ptr, _M_ptr);
 }
# 1142 "/usr/include/c++/6.2.1/bits/shared_ptr_base.h" 3
      template<typename _Tp1, _Lock_policy _Lp1, typename _Alloc,
        typename... _Args>
 friend __shared_ptr<_Tp1, _Lp1>
 __allocate_shared(const _Alloc& __a, _Args&&... __args);



      __shared_ptr(const __weak_ptr<_Tp, _Lp>& __r, std::nothrow_t)
      : _M_refcount(__r._M_refcount, std::nothrow)
      {
 _M_ptr = _M_refcount._M_get_use_count() ? __r._M_ptr : nullptr;
      }

      friend class __weak_ptr<_Tp, _Lp>;

    private:
      void*
      _M_get_deleter(const std::type_info& __ti) const noexcept
      { return _M_refcount._M_get_deleter(__ti); }

      template<typename _Tp1>
 static _Tp1*
 _S_raw_ptr(_Tp1* __ptr)
 { return __ptr; }

      template<typename _Tp1>
 static auto
 _S_raw_ptr(_Tp1 __ptr) -> decltype(std::__addressof(*__ptr))
 { return std::__addressof(*__ptr); }

      template<typename _Tp1, _Lock_policy _Lp1> friend class __shared_ptr;
      template<typename _Tp1, _Lock_policy _Lp1> friend class __weak_ptr;

      template<typename _Del, typename _Tp1, _Lock_policy _Lp1>
 friend _Del* get_deleter(const __shared_ptr<_Tp1, _Lp1>&) noexcept;

      _Tp* _M_ptr;
      __shared_count<_Lp> _M_refcount;
    };



  template<typename _Tp1, typename _Tp2, _Lock_policy _Lp>
    inline bool
    operator==(const __shared_ptr<_Tp1, _Lp>& __a,
        const __shared_ptr<_Tp2, _Lp>& __b) noexcept
    { return __a.get() == __b.get(); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator==(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
    { return !__a; }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator==(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
    { return !__a; }

  template<typename _Tp1, typename _Tp2, _Lock_policy _Lp>
    inline bool
    operator!=(const __shared_ptr<_Tp1, _Lp>& __a,
        const __shared_ptr<_Tp2, _Lp>& __b) noexcept
    { return __a.get() != __b.get(); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator!=(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
    { return (bool)__a; }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator!=(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
    { return (bool)__a; }

  template<typename _Tp1, typename _Tp2, _Lock_policy _Lp>
    inline bool
    operator<(const __shared_ptr<_Tp1, _Lp>& __a,
       const __shared_ptr<_Tp2, _Lp>& __b) noexcept
    {
      typedef typename std::common_type<_Tp1*, _Tp2*>::type _CT;
      return std::less<_CT>()(__a.get(), __b.get());
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator<(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
    { return std::less<_Tp*>()(__a.get(), nullptr); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator<(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
    { return std::less<_Tp*>()(nullptr, __a.get()); }

  template<typename _Tp1, typename _Tp2, _Lock_policy _Lp>
    inline bool
    operator<=(const __shared_ptr<_Tp1, _Lp>& __a,
        const __shared_ptr<_Tp2, _Lp>& __b) noexcept
    { return !(__b < __a); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator<=(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
    { return !(nullptr < __a); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator<=(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
    { return !(__a < nullptr); }

  template<typename _Tp1, typename _Tp2, _Lock_policy _Lp>
    inline bool
    operator>(const __shared_ptr<_Tp1, _Lp>& __a,
       const __shared_ptr<_Tp2, _Lp>& __b) noexcept
    { return (__b < __a); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator>(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
    { return std::less<_Tp*>()(nullptr, __a.get()); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator>(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
    { return std::less<_Tp*>()(__a.get(), nullptr); }

  template<typename _Tp1, typename _Tp2, _Lock_policy _Lp>
    inline bool
    operator>=(const __shared_ptr<_Tp1, _Lp>& __a,
        const __shared_ptr<_Tp2, _Lp>& __b) noexcept
    { return !(__a < __b); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator>=(const __shared_ptr<_Tp, _Lp>& __a, nullptr_t) noexcept
    { return !(__a < nullptr); }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    operator>=(nullptr_t, const __shared_ptr<_Tp, _Lp>& __a) noexcept
    { return !(nullptr < __a); }

  template<typename _Sp>
    struct _Sp_less : public binary_function<_Sp, _Sp, bool>
    {
      bool
      operator()(const _Sp& __lhs, const _Sp& __rhs) const noexcept
      {
 typedef typename _Sp::element_type element_type;
 return std::less<element_type*>()(__lhs.get(), __rhs.get());
      }
    };

  template<typename _Tp, _Lock_policy _Lp>
    struct less<__shared_ptr<_Tp, _Lp>>
    : public _Sp_less<__shared_ptr<_Tp, _Lp>>
    { };


  template<typename _Tp, _Lock_policy _Lp>
    inline void
    swap(__shared_ptr<_Tp, _Lp>& __a, __shared_ptr<_Tp, _Lp>& __b) noexcept
    { __a.swap(__b); }
# 1312 "/usr/include/c++/6.2.1/bits/shared_ptr_base.h" 3
  template<typename _Tp, typename _Tp1, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    static_pointer_cast(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
    { return __shared_ptr<_Tp, _Lp>(__r, static_cast<_Tp*>(__r.get())); }






  template<typename _Tp, typename _Tp1, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    const_pointer_cast(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
    { return __shared_ptr<_Tp, _Lp>(__r, const_cast<_Tp*>(__r.get())); }






  template<typename _Tp, typename _Tp1, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    dynamic_pointer_cast(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
    {
      if (_Tp* __p = dynamic_cast<_Tp*>(__r.get()))
 return __shared_ptr<_Tp, _Lp>(__r, __p);
      return __shared_ptr<_Tp, _Lp>();
    }


  template<typename _Tp, _Lock_policy _Lp>
    class __weak_ptr
    {
      template<typename _Ptr>
 using _Convertible
   = typename enable_if<is_convertible<_Ptr, _Tp*>::value>::type;

    public:
      typedef _Tp element_type;

      constexpr __weak_ptr() noexcept
      : _M_ptr(nullptr), _M_refcount()
      { }

      __weak_ptr(const __weak_ptr&) noexcept = default;

      ~__weak_ptr() = default;
# 1374 "/usr/include/c++/6.2.1/bits/shared_ptr_base.h" 3
      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 __weak_ptr(const __weak_ptr<_Tp1, _Lp>& __r) noexcept
 : _M_refcount(__r._M_refcount)
        { _M_ptr = __r.lock().get(); }

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 __weak_ptr(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
 : _M_ptr(__r._M_ptr), _M_refcount(__r._M_refcount)
 { }

      __weak_ptr(__weak_ptr&& __r) noexcept
      : _M_ptr(__r._M_ptr), _M_refcount(std::move(__r._M_refcount))
      { __r._M_ptr = nullptr; }

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 __weak_ptr(__weak_ptr<_Tp1, _Lp>&& __r) noexcept
 : _M_ptr(__r.lock().get()), _M_refcount(std::move(__r._M_refcount))
        { __r._M_ptr = nullptr; }

      __weak_ptr&
      operator=(const __weak_ptr& __r) noexcept = default;

      template<typename _Tp1>
 __weak_ptr&
 operator=(const __weak_ptr<_Tp1, _Lp>& __r) noexcept
 {
   _M_ptr = __r.lock().get();
   _M_refcount = __r._M_refcount;
   return *this;
 }

      template<typename _Tp1>
 __weak_ptr&
 operator=(const __shared_ptr<_Tp1, _Lp>& __r) noexcept
 {
   _M_ptr = __r._M_ptr;
   _M_refcount = __r._M_refcount;
   return *this;
 }

      __weak_ptr&
      operator=(__weak_ptr&& __r) noexcept
      {
 _M_ptr = __r._M_ptr;
 _M_refcount = std::move(__r._M_refcount);
 __r._M_ptr = nullptr;
 return *this;
      }

      template<typename _Tp1>
 __weak_ptr&
 operator=(__weak_ptr<_Tp1, _Lp>&& __r) noexcept
 {
   _M_ptr = __r.lock().get();
   _M_refcount = std::move(__r._M_refcount);
   __r._M_ptr = nullptr;
   return *this;
 }

      __shared_ptr<_Tp, _Lp>
      lock() const noexcept
      { return __shared_ptr<element_type, _Lp>(*this, std::nothrow); }

      long
      use_count() const noexcept
      { return _M_refcount._M_get_use_count(); }

      bool
      expired() const noexcept
      { return _M_refcount._M_get_use_count() == 0; }

      template<typename _Tp1>
 bool
 owner_before(const __shared_ptr<_Tp1, _Lp>& __rhs) const
 { return _M_refcount._M_less(__rhs._M_refcount); }

      template<typename _Tp1>
 bool
 owner_before(const __weak_ptr<_Tp1, _Lp>& __rhs) const
 { return _M_refcount._M_less(__rhs._M_refcount); }

      void
      reset() noexcept
      { __weak_ptr().swap(*this); }

      void
      swap(__weak_ptr& __s) noexcept
      {
 std::swap(_M_ptr, __s._M_ptr);
 _M_refcount._M_swap(__s._M_refcount);
      }

    private:

      void
      _M_assign(_Tp* __ptr, const __shared_count<_Lp>& __refcount) noexcept
      {
 if (use_count() == 0)
   {
     _M_ptr = __ptr;
     _M_refcount = __refcount;
   }
      }

      template<typename _Tp1, _Lock_policy _Lp1> friend class __shared_ptr;
      template<typename _Tp1, _Lock_policy _Lp1> friend class __weak_ptr;
      friend class __enable_shared_from_this<_Tp, _Lp>;
      friend class enable_shared_from_this<_Tp>;

      _Tp* _M_ptr;
      __weak_count<_Lp> _M_refcount;
    };


  template<typename _Tp, _Lock_policy _Lp>
    inline void
    swap(__weak_ptr<_Tp, _Lp>& __a, __weak_ptr<_Tp, _Lp>& __b) noexcept
    { __a.swap(__b); }

  template<typename _Tp, typename _Tp1>
    struct _Sp_owner_less : public binary_function<_Tp, _Tp, bool>
    {
      bool
      operator()(const _Tp& __lhs, const _Tp& __rhs) const
      { return __lhs.owner_before(__rhs); }

      bool
      operator()(const _Tp& __lhs, const _Tp1& __rhs) const
      { return __lhs.owner_before(__rhs); }

      bool
      operator()(const _Tp1& __lhs, const _Tp& __rhs) const
      { return __lhs.owner_before(__rhs); }
    };

  template<typename _Tp, _Lock_policy _Lp>
    struct owner_less<__shared_ptr<_Tp, _Lp>>
    : public _Sp_owner_less<__shared_ptr<_Tp, _Lp>, __weak_ptr<_Tp, _Lp>>
    { };

  template<typename _Tp, _Lock_policy _Lp>
    struct owner_less<__weak_ptr<_Tp, _Lp>>
    : public _Sp_owner_less<__weak_ptr<_Tp, _Lp>, __shared_ptr<_Tp, _Lp>>
    { };


  template<typename _Tp, _Lock_policy _Lp>
    class __enable_shared_from_this
    {
    protected:
      constexpr __enable_shared_from_this() noexcept { }

      __enable_shared_from_this(const __enable_shared_from_this&) noexcept { }

      __enable_shared_from_this&
      operator=(const __enable_shared_from_this&) noexcept
      { return *this; }

      ~__enable_shared_from_this() { }

    public:
      __shared_ptr<_Tp, _Lp>
      shared_from_this()
      { return __shared_ptr<_Tp, _Lp>(this->_M_weak_this); }

      __shared_ptr<const _Tp, _Lp>
      shared_from_this() const
      { return __shared_ptr<const _Tp, _Lp>(this->_M_weak_this); }

    private:
      template<typename _Tp1>
 void
 _M_weak_assign(_Tp1* __p, const __shared_count<_Lp>& __n) const noexcept
 { _M_weak_this._M_assign(__p, __n); }

      template<_Lock_policy _Lp1, typename _Tp1, typename _Tp2>
 friend void
 __enable_shared_from_this_helper(const __shared_count<_Lp1>&,
      const __enable_shared_from_this<_Tp1,
      _Lp1>*, const _Tp2*) noexcept;

      mutable __weak_ptr<_Tp, _Lp> _M_weak_this;
    };

  template<_Lock_policy _Lp1, typename _Tp1, typename _Tp2>
    inline void
    __enable_shared_from_this_helper(const __shared_count<_Lp1>& __pn,
         const __enable_shared_from_this<_Tp1,
         _Lp1>* __pe,
         const _Tp2* __px) noexcept
    {
      if (__pe != nullptr)
 __pe->_M_weak_assign(const_cast<_Tp2*>(__px), __pn);
    }

  template<typename _Tp, _Lock_policy _Lp, typename _Alloc, typename... _Args>
    inline __shared_ptr<_Tp, _Lp>
    __allocate_shared(const _Alloc& __a, _Args&&... __args)
    {
      return __shared_ptr<_Tp, _Lp>(_Sp_make_shared_tag(), __a,
        std::forward<_Args>(__args)...);
    }

  template<typename _Tp, _Lock_policy _Lp, typename... _Args>
    inline __shared_ptr<_Tp, _Lp>
    __make_shared(_Args&&... __args)
    {
      typedef typename std::remove_const<_Tp>::type _Tp_nc;
      return std::__allocate_shared<_Tp, _Lp>(std::allocator<_Tp_nc>(),
           std::forward<_Args>(__args)...);
    }


  template<typename _Tp, _Lock_policy _Lp>
    struct hash<__shared_ptr<_Tp, _Lp>>
    : public __hash_base<size_t, __shared_ptr<_Tp, _Lp>>
    {
      size_t
      operator()(const __shared_ptr<_Tp, _Lp>& __s) const noexcept
      { return std::hash<_Tp*>()(__s.get()); }
    };


}
# 53 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{








  template<typename _Ch, typename _Tr, typename _Tp, _Lock_policy _Lp>
    inline std::basic_ostream<_Ch, _Tr>&
    operator<<(std::basic_ostream<_Ch, _Tr>& __os,
        const __shared_ptr<_Tp, _Lp>& __p)
    {
      __os << __p.get();
      return __os;
    }


  template<typename _Del, typename _Tp, _Lock_policy _Lp>
    inline _Del*
    get_deleter(const __shared_ptr<_Tp, _Lp>& __p) noexcept
    {

      return static_cast<_Del*>(__p._M_get_deleter(typeid(_Del)));



    }
# 92 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
  template<typename _Tp>
    class shared_ptr : public __shared_ptr<_Tp>
    {
      template<typename _Ptr>
 using _Convertible
   = typename enable_if<is_convertible<_Ptr, _Tp*>::value>::type;

    public:




      constexpr shared_ptr() noexcept
      : __shared_ptr<_Tp>() { }

      shared_ptr(const shared_ptr&) noexcept = default;







      template<typename _Tp1>
 explicit shared_ptr(_Tp1* __p)
        : __shared_ptr<_Tp>(__p) { }
# 132 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Tp1, typename _Deleter>
 shared_ptr(_Tp1* __p, _Deleter __d)
        : __shared_ptr<_Tp>(__p, __d) { }
# 149 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Deleter>
 shared_ptr(nullptr_t __p, _Deleter __d)
        : __shared_ptr<_Tp>(__p, __d) { }
# 168 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Tp1, typename _Deleter, typename _Alloc>
 shared_ptr(_Tp1* __p, _Deleter __d, _Alloc __a)
 : __shared_ptr<_Tp>(__p, __d, std::move(__a)) { }
# 187 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Deleter, typename _Alloc>
 shared_ptr(nullptr_t __p, _Deleter __d, _Alloc __a)
 : __shared_ptr<_Tp>(__p, __d, std::move(__a)) { }
# 209 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Tp1>
 shared_ptr(const shared_ptr<_Tp1>& __r, _Tp* __p) noexcept
 : __shared_ptr<_Tp>(__r, __p) { }
# 220 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 shared_ptr(const shared_ptr<_Tp1>& __r) noexcept
        : __shared_ptr<_Tp>(__r) { }






      shared_ptr(shared_ptr&& __r) noexcept
      : __shared_ptr<_Tp>(std::move(__r)) { }






      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 shared_ptr(shared_ptr<_Tp1>&& __r) noexcept
 : __shared_ptr<_Tp>(std::move(__r)) { }
# 249 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
      template<typename _Tp1>
 explicit shared_ptr(const weak_ptr<_Tp1>& __r)
 : __shared_ptr<_Tp>(__r) { }


      template<typename _Tp1>
 shared_ptr(std::auto_ptr<_Tp1>&& __r);




      template<typename _Tp1, typename _Del, typename
        = _Convertible<typename unique_ptr<_Tp1, _Del>::pointer>>
 shared_ptr(std::unique_ptr<_Tp1, _Del>&& __r)
 : __shared_ptr<_Tp>(std::move(__r)) { }





      constexpr shared_ptr(nullptr_t) noexcept : shared_ptr() { }

      shared_ptr& operator=(const shared_ptr&) noexcept = default;

      template<typename _Tp1>
 shared_ptr&
 operator=(const shared_ptr<_Tp1>& __r) noexcept
 {
   this->__shared_ptr<_Tp>::operator=(__r);
   return *this;
 }


      template<typename _Tp1>
 shared_ptr&
 operator=(std::auto_ptr<_Tp1>&& __r)
 {
   this->__shared_ptr<_Tp>::operator=(std::move(__r));
   return *this;
 }


      shared_ptr&
      operator=(shared_ptr&& __r) noexcept
      {
 this->__shared_ptr<_Tp>::operator=(std::move(__r));
 return *this;
      }

      template<class _Tp1>
 shared_ptr&
 operator=(shared_ptr<_Tp1>&& __r) noexcept
 {
   this->__shared_ptr<_Tp>::operator=(std::move(__r));
   return *this;
 }

      template<typename _Tp1, typename _Del>
 shared_ptr&
 operator=(std::unique_ptr<_Tp1, _Del>&& __r)
 {
   this->__shared_ptr<_Tp>::operator=(std::move(__r));
   return *this;
 }

    private:

      template<typename _Alloc, typename... _Args>
 shared_ptr(_Sp_make_shared_tag __tag, const _Alloc& __a,
     _Args&&... __args)
 : __shared_ptr<_Tp>(__tag, __a, std::forward<_Args>(__args)...)
 { }

      template<typename _Tp1, typename _Alloc, typename... _Args>
 friend shared_ptr<_Tp1>
 allocate_shared(const _Alloc& __a, _Args&&... __args);


      shared_ptr(const weak_ptr<_Tp>& __r, std::nothrow_t)
      : __shared_ptr<_Tp>(__r, std::nothrow) { }

      friend class weak_ptr<_Tp>;
    };


  template<typename _Tp1, typename _Tp2>
    inline bool
    operator==(const shared_ptr<_Tp1>& __a,
        const shared_ptr<_Tp2>& __b) noexcept
    { return __a.get() == __b.get(); }

  template<typename _Tp>
    inline bool
    operator==(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
    { return !__a; }

  template<typename _Tp>
    inline bool
    operator==(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
    { return !__a; }

  template<typename _Tp1, typename _Tp2>
    inline bool
    operator!=(const shared_ptr<_Tp1>& __a,
        const shared_ptr<_Tp2>& __b) noexcept
    { return __a.get() != __b.get(); }

  template<typename _Tp>
    inline bool
    operator!=(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
    { return (bool)__a; }

  template<typename _Tp>
    inline bool
    operator!=(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
    { return (bool)__a; }

  template<typename _Tp1, typename _Tp2>
    inline bool
    operator<(const shared_ptr<_Tp1>& __a,
       const shared_ptr<_Tp2>& __b) noexcept
    {
      typedef typename std::common_type<_Tp1*, _Tp2*>::type _CT;
      return std::less<_CT>()(__a.get(), __b.get());
    }

  template<typename _Tp>
    inline bool
    operator<(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
    { return std::less<_Tp*>()(__a.get(), nullptr); }

  template<typename _Tp>
    inline bool
    operator<(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
    { return std::less<_Tp*>()(nullptr, __a.get()); }

  template<typename _Tp1, typename _Tp2>
    inline bool
    operator<=(const shared_ptr<_Tp1>& __a,
        const shared_ptr<_Tp2>& __b) noexcept
    { return !(__b < __a); }

  template<typename _Tp>
    inline bool
    operator<=(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
    { return !(nullptr < __a); }

  template<typename _Tp>
    inline bool
    operator<=(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
    { return !(__a < nullptr); }

  template<typename _Tp1, typename _Tp2>
    inline bool
    operator>(const shared_ptr<_Tp1>& __a,
       const shared_ptr<_Tp2>& __b) noexcept
    { return (__b < __a); }

  template<typename _Tp>
    inline bool
    operator>(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
    { return std::less<_Tp*>()(nullptr, __a.get()); }

  template<typename _Tp>
    inline bool
    operator>(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
    { return std::less<_Tp*>()(__a.get(), nullptr); }

  template<typename _Tp1, typename _Tp2>
    inline bool
    operator>=(const shared_ptr<_Tp1>& __a,
        const shared_ptr<_Tp2>& __b) noexcept
    { return !(__a < __b); }

  template<typename _Tp>
    inline bool
    operator>=(const shared_ptr<_Tp>& __a, nullptr_t) noexcept
    { return !(__a < nullptr); }

  template<typename _Tp>
    inline bool
    operator>=(nullptr_t, const shared_ptr<_Tp>& __a) noexcept
    { return !(nullptr < __a); }

  template<typename _Tp>
    struct less<shared_ptr<_Tp>> : public _Sp_less<shared_ptr<_Tp>>
    { };


  template<typename _Tp>
    inline void
    swap(shared_ptr<_Tp>& __a, shared_ptr<_Tp>& __b) noexcept
    { __a.swap(__b); }


  template<typename _Tp, typename _Tp1>
    inline shared_ptr<_Tp>
    static_pointer_cast(const shared_ptr<_Tp1>& __r) noexcept
    { return shared_ptr<_Tp>(__r, static_cast<_Tp*>(__r.get())); }

  template<typename _Tp, typename _Tp1>
    inline shared_ptr<_Tp>
    const_pointer_cast(const shared_ptr<_Tp1>& __r) noexcept
    { return shared_ptr<_Tp>(__r, const_cast<_Tp*>(__r.get())); }

  template<typename _Tp, typename _Tp1>
    inline shared_ptr<_Tp>
    dynamic_pointer_cast(const shared_ptr<_Tp1>& __r) noexcept
    {
      if (_Tp* __p = dynamic_cast<_Tp*>(__r.get()))
 return shared_ptr<_Tp>(__r, __p);
      return shared_ptr<_Tp>();
    }







  template<typename _Tp>
    class weak_ptr : public __weak_ptr<_Tp>
    {
      template<typename _Ptr>
 using _Convertible
   = typename enable_if<is_convertible<_Ptr, _Tp*>::value>::type;

    public:
      constexpr weak_ptr() noexcept = default;

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 weak_ptr(const shared_ptr<_Tp1>& __r) noexcept
 : __weak_ptr<_Tp>(__r) { }

      weak_ptr(const weak_ptr&) noexcept = default;

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 weak_ptr(const weak_ptr<_Tp1>& __r) noexcept
 : __weak_ptr<_Tp>(__r) { }

      weak_ptr(weak_ptr&&) noexcept = default;

      template<typename _Tp1, typename = _Convertible<_Tp1*>>
 weak_ptr(weak_ptr<_Tp1>&& __r) noexcept
 : __weak_ptr<_Tp>(std::move(__r)) { }

      weak_ptr&
      operator=(const weak_ptr& __r) noexcept = default;

      template<typename _Tp1>
 weak_ptr&
 operator=(const weak_ptr<_Tp1>& __r) noexcept
 {
   this->__weak_ptr<_Tp>::operator=(__r);
   return *this;
 }

      template<typename _Tp1>
 weak_ptr&
 operator=(const shared_ptr<_Tp1>& __r) noexcept
 {
   this->__weak_ptr<_Tp>::operator=(__r);
   return *this;
 }

      weak_ptr&
      operator=(weak_ptr&& __r) noexcept = default;

      template<typename _Tp1>
 weak_ptr&
 operator=(weak_ptr<_Tp1>&& __r) noexcept
 {
   this->__weak_ptr<_Tp>::operator=(std::move(__r));
   return *this;
 }

      shared_ptr<_Tp>
      lock() const noexcept
      { return shared_ptr<_Tp>(*this, std::nothrow); }
    };


  template<typename _Tp>
    inline void
    swap(weak_ptr<_Tp>& __a, weak_ptr<_Tp>& __b) noexcept
    { __a.swap(__b); }



  template<typename _Tp>
    struct owner_less;


  template<typename _Tp>
    struct owner_less<shared_ptr<_Tp>>
    : public _Sp_owner_less<shared_ptr<_Tp>, weak_ptr<_Tp>>
    { };


  template<typename _Tp>
    struct owner_less<weak_ptr<_Tp>>
    : public _Sp_owner_less<weak_ptr<_Tp>, shared_ptr<_Tp>>
    { };




  template<typename _Tp>
    class enable_shared_from_this
    {
    protected:
      constexpr enable_shared_from_this() noexcept { }

      enable_shared_from_this(const enable_shared_from_this&) noexcept { }

      enable_shared_from_this&
      operator=(const enable_shared_from_this&) noexcept
      { return *this; }

      ~enable_shared_from_this() { }

    public:
      shared_ptr<_Tp>
      shared_from_this()
      { return shared_ptr<_Tp>(this->_M_weak_this); }

      shared_ptr<const _Tp>
      shared_from_this() const
      { return shared_ptr<const _Tp>(this->_M_weak_this); }

    private:
      template<typename _Tp1>
 void
 _M_weak_assign(_Tp1* __p, const __shared_count<>& __n) const noexcept
 { _M_weak_this._M_assign(__p, __n); }

      template<typename _Tp1, typename _Tp2>
 friend void
 __enable_shared_from_this_helper(const __shared_count<>&,
      const enable_shared_from_this<_Tp1>*,
      const _Tp2*) noexcept;

      mutable weak_ptr<_Tp> _M_weak_this;
    };

  template<typename _Tp1, typename _Tp2>
    inline void
    __enable_shared_from_this_helper(const __shared_count<>& __pn,
         const enable_shared_from_this<_Tp1>*
         __pe, const _Tp2* __px) noexcept
    {
      if (__pe != nullptr)
 __pe->_M_weak_assign(const_cast<_Tp2*>(__px), __pn);
    }
# 615 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
  template<typename _Tp, typename _Alloc, typename... _Args>
    inline shared_ptr<_Tp>
    allocate_shared(const _Alloc& __a, _Args&&... __args)
    {
      return shared_ptr<_Tp>(_Sp_make_shared_tag(), __a,
        std::forward<_Args>(__args)...);
    }
# 630 "/usr/include/c++/6.2.1/bits/shared_ptr.h" 3
  template<typename _Tp, typename... _Args>
    inline shared_ptr<_Tp>
    make_shared(_Args&&... __args)
    {
      typedef typename std::remove_const<_Tp>::type _Tp_nc;
      return std::allocate_shared<_Tp>(std::allocator<_Tp_nc>(),
           std::forward<_Args>(__args)...);
    }


  template<typename _Tp>
    struct hash<shared_ptr<_Tp>>
    : public __hash_base<size_t, shared_ptr<_Tp>>
    {
      size_t
      operator()(const shared_ptr<_Tp>& __s) const noexcept
      { return std::hash<_Tp*>()(__s.get()); }
    };




}
# 83 "/usr/include/c++/6.2.1/memory" 2 3
# 1 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 3
# 1 "/usr/include/c++/6.2.1/bits/atomic_base.h" 1 3
# 33 "/usr/include/c++/6.2.1/bits/atomic_base.h" 3
       
# 34 "/usr/include/c++/6.2.1/bits/atomic_base.h" 3
# 43 "/usr/include/c++/6.2.1/bits/atomic_base.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 55 "/usr/include/c++/6.2.1/bits/atomic_base.h" 3
  typedef enum memory_order
    {
      memory_order_relaxed,
      memory_order_consume,
      memory_order_acquire,
      memory_order_release,
      memory_order_acq_rel,
      memory_order_seq_cst
    } memory_order;

  enum __memory_order_modifier
    {
      __memory_order_mask = 0x0ffff,
      __memory_order_modifier_mask = 0xffff0000,
      __memory_order_hle_acquire = 0x10000,
      __memory_order_hle_release = 0x20000
    };

  constexpr memory_order
  operator|(memory_order __m, __memory_order_modifier __mod)
  {
    return memory_order(__m | int(__mod));
  }

  constexpr memory_order
  operator&(memory_order __m, __memory_order_modifier __mod)
  {
    return memory_order(__m & int(__mod));
  }


  constexpr memory_order
  __cmpexch_failure_order2(memory_order __m) noexcept
  {
    return __m == memory_order_acq_rel ? memory_order_acquire
      : __m == memory_order_release ? memory_order_relaxed : __m;
  }

  constexpr memory_order
  __cmpexch_failure_order(memory_order __m) noexcept
  {
    return memory_order(__cmpexch_failure_order2(__m & __memory_order_mask)
      | (__m & __memory_order_modifier_mask));
  }

  inline __attribute__((__always_inline__)) void
  atomic_thread_fence(memory_order __m) noexcept
  { __atomic_thread_fence(__m); }

  inline __attribute__((__always_inline__)) void
  atomic_signal_fence(memory_order __m) noexcept
  { __atomic_signal_fence(__m); }


  template<typename _Tp>
    inline _Tp
    kill_dependency(_Tp __y) noexcept
    {
      _Tp __ret(__y);
      return __ret;
    }



  template<typename _IntTp>
    struct __atomic_base;




  template<typename _Tp>
    struct atomic;

  template<typename _Tp>
    struct atomic<_Tp*>;



    typedef bool __atomic_flag_data_type;
# 148 "/usr/include/c++/6.2.1/bits/atomic_base.h" 3
  extern "C" {

  struct __atomic_flag_base
  {
    __atomic_flag_data_type _M_i;
  };

  }




  struct atomic_flag : public __atomic_flag_base
  {
    atomic_flag() noexcept = default;
    ~atomic_flag() noexcept = default;
    atomic_flag(const atomic_flag&) = delete;
    atomic_flag& operator=(const atomic_flag&) = delete;
    atomic_flag& operator=(const atomic_flag&) volatile = delete;


    constexpr atomic_flag(bool __i) noexcept
      : __atomic_flag_base{ _S_init(__i) }
    { }

    inline __attribute__((__always_inline__)) bool
    test_and_set(memory_order __m = memory_order_seq_cst) noexcept
    {
      return __atomic_test_and_set (&_M_i, __m);
    }

    inline __attribute__((__always_inline__)) bool
    test_and_set(memory_order __m = memory_order_seq_cst) volatile noexcept
    {
      return __atomic_test_and_set (&_M_i, __m);
    }

    inline __attribute__((__always_inline__)) void
    clear(memory_order __m = memory_order_seq_cst) noexcept
    {
      memory_order __b = __m & __memory_order_mask;
      ;
      ;
      ;

      __atomic_clear (&_M_i, __m);
    }

    inline __attribute__((__always_inline__)) void
    clear(memory_order __m = memory_order_seq_cst) volatile noexcept
    {
      memory_order __b = __m & __memory_order_mask;
      ;
      ;
      ;

      __atomic_clear (&_M_i, __m);
    }

  private:
    static constexpr __atomic_flag_data_type
    _S_init(bool __i)
    { return __i ? 1 : 0; }
  };
# 237 "/usr/include/c++/6.2.1/bits/atomic_base.h" 3
  template<typename _ITp>
    struct __atomic_base
    {
    private:
      typedef _ITp __int_type;

      static constexpr int _S_alignment =
 sizeof(_ITp) > alignof(_ITp) ? sizeof(_ITp) : alignof(_ITp);

      alignas(_S_alignment) __int_type _M_i;

    public:
      __atomic_base() noexcept = default;
      ~__atomic_base() noexcept = default;
      __atomic_base(const __atomic_base&) = delete;
      __atomic_base& operator=(const __atomic_base&) = delete;
      __atomic_base& operator=(const __atomic_base&) volatile = delete;


      constexpr __atomic_base(__int_type __i) noexcept : _M_i (__i) { }

      operator __int_type() const noexcept
      { return load(); }

      operator __int_type() const volatile noexcept
      { return load(); }

      __int_type
      operator=(__int_type __i) noexcept
      {
 store(__i);
 return __i;
      }

      __int_type
      operator=(__int_type __i) volatile noexcept
      {
 store(__i);
 return __i;
      }

      __int_type
      operator++(int) noexcept
      { return fetch_add(1); }

      __int_type
      operator++(int) volatile noexcept
      { return fetch_add(1); }

      __int_type
      operator--(int) noexcept
      { return fetch_sub(1); }

      __int_type
      operator--(int) volatile noexcept
      { return fetch_sub(1); }

      __int_type
      operator++() noexcept
      { return __atomic_add_fetch(&_M_i, 1, memory_order_seq_cst); }

      __int_type
      operator++() volatile noexcept
      { return __atomic_add_fetch(&_M_i, 1, memory_order_seq_cst); }

      __int_type
      operator--() noexcept
      { return __atomic_sub_fetch(&_M_i, 1, memory_order_seq_cst); }

      __int_type
      operator--() volatile noexcept
      { return __atomic_sub_fetch(&_M_i, 1, memory_order_seq_cst); }

      __int_type
      operator+=(__int_type __i) noexcept
      { return __atomic_add_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator+=(__int_type __i) volatile noexcept
      { return __atomic_add_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator-=(__int_type __i) noexcept
      { return __atomic_sub_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator-=(__int_type __i) volatile noexcept
      { return __atomic_sub_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator&=(__int_type __i) noexcept
      { return __atomic_and_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator&=(__int_type __i) volatile noexcept
      { return __atomic_and_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator|=(__int_type __i) noexcept
      { return __atomic_or_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator|=(__int_type __i) volatile noexcept
      { return __atomic_or_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator^=(__int_type __i) noexcept
      { return __atomic_xor_fetch(&_M_i, __i, memory_order_seq_cst); }

      __int_type
      operator^=(__int_type __i) volatile noexcept
      { return __atomic_xor_fetch(&_M_i, __i, memory_order_seq_cst); }

      bool
      is_lock_free() const noexcept
      {

 return __atomic_is_lock_free(sizeof(_M_i),
     reinterpret_cast<void *>(-__alignof(_M_i)));
      }

      bool
      is_lock_free() const volatile noexcept
      {

 return __atomic_is_lock_free(sizeof(_M_i),
     reinterpret_cast<void *>(-__alignof(_M_i)));
      }

      inline __attribute__((__always_inline__)) void
      store(__int_type __i, memory_order __m = memory_order_seq_cst) noexcept
      {
        memory_order __b = __m & __memory_order_mask;
 ;
 ;
 ;

 __atomic_store_n(&_M_i, __i, __m);
      }

      inline __attribute__((__always_inline__)) void
      store(__int_type __i,
     memory_order __m = memory_order_seq_cst) volatile noexcept
      {
        memory_order __b = __m & __memory_order_mask;
 ;
 ;
 ;

 __atomic_store_n(&_M_i, __i, __m);
      }

      inline __attribute__((__always_inline__)) __int_type
      load(memory_order __m = memory_order_seq_cst) const noexcept
      {
       memory_order __b = __m & __memory_order_mask;
 ;
 ;

 return __atomic_load_n(&_M_i, __m);
      }

      inline __attribute__((__always_inline__)) __int_type
      load(memory_order __m = memory_order_seq_cst) const volatile noexcept
      {
        memory_order __b = __m & __memory_order_mask;
 ;
 ;

 return __atomic_load_n(&_M_i, __m);
      }

      inline __attribute__((__always_inline__)) __int_type
      exchange(__int_type __i,
        memory_order __m = memory_order_seq_cst) noexcept
      {
 return __atomic_exchange_n(&_M_i, __i, __m);
      }


      inline __attribute__((__always_inline__)) __int_type
      exchange(__int_type __i,
        memory_order __m = memory_order_seq_cst) volatile noexcept
      {
 return __atomic_exchange_n(&_M_i, __i, __m);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_weak(__int_type& __i1, __int_type __i2,
       memory_order __m1, memory_order __m2) noexcept
      {
       memory_order __b2 = __m2 & __memory_order_mask;
       memory_order __b1 = __m1 & __memory_order_mask;
 ;
 ;
 ;

 return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 1, __m1, __m2);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_weak(__int_type& __i1, __int_type __i2,
       memory_order __m1,
       memory_order __m2) volatile noexcept
      {
       memory_order __b2 = __m2 & __memory_order_mask;
       memory_order __b1 = __m1 & __memory_order_mask;
 ;
 ;
 ;

 return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 1, __m1, __m2);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_weak(__int_type& __i1, __int_type __i2,
       memory_order __m = memory_order_seq_cst) noexcept
      {
 return compare_exchange_weak(__i1, __i2, __m,
         __cmpexch_failure_order(__m));
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_weak(__int_type& __i1, __int_type __i2,
     memory_order __m = memory_order_seq_cst) volatile noexcept
      {
 return compare_exchange_weak(__i1, __i2, __m,
         __cmpexch_failure_order(__m));
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_strong(__int_type& __i1, __int_type __i2,
         memory_order __m1, memory_order __m2) noexcept
      {
        memory_order __b2 = __m2 & __memory_order_mask;
        memory_order __b1 = __m1 & __memory_order_mask;
 ;
 ;
 ;

 return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 0, __m1, __m2);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_strong(__int_type& __i1, __int_type __i2,
         memory_order __m1,
         memory_order __m2) volatile noexcept
      {
        memory_order __b2 = __m2 & __memory_order_mask;
        memory_order __b1 = __m1 & __memory_order_mask;

 ;
 ;
 ;

 return __atomic_compare_exchange_n(&_M_i, &__i1, __i2, 0, __m1, __m2);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_strong(__int_type& __i1, __int_type __i2,
         memory_order __m = memory_order_seq_cst) noexcept
      {
 return compare_exchange_strong(__i1, __i2, __m,
           __cmpexch_failure_order(__m));
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_strong(__int_type& __i1, __int_type __i2,
   memory_order __m = memory_order_seq_cst) volatile noexcept
      {
 return compare_exchange_strong(__i1, __i2, __m,
           __cmpexch_failure_order(__m));
      }

      inline __attribute__((__always_inline__)) __int_type
      fetch_add(__int_type __i,
  memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_add(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_add(__int_type __i,
  memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_add(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_sub(__int_type __i,
  memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_sub(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_sub(__int_type __i,
  memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_sub(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_and(__int_type __i,
  memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_and(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_and(__int_type __i,
  memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_and(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_or(__int_type __i,
        memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_or(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_or(__int_type __i,
        memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_or(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_xor(__int_type __i,
  memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_xor(&_M_i, __i, __m); }

      inline __attribute__((__always_inline__)) __int_type
      fetch_xor(__int_type __i,
  memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_xor(&_M_i, __i, __m); }
    };



  template<typename _PTp>
    struct __atomic_base<_PTp*>
    {
    private:
      typedef _PTp* __pointer_type;

      __pointer_type _M_p;


      constexpr ptrdiff_t
      _M_type_size(ptrdiff_t __d) const { return __d * sizeof(_PTp); }

      constexpr ptrdiff_t
      _M_type_size(ptrdiff_t __d) const volatile { return __d * sizeof(_PTp); }

    public:
      __atomic_base() noexcept = default;
      ~__atomic_base() noexcept = default;
      __atomic_base(const __atomic_base&) = delete;
      __atomic_base& operator=(const __atomic_base&) = delete;
      __atomic_base& operator=(const __atomic_base&) volatile = delete;


      constexpr __atomic_base(__pointer_type __p) noexcept : _M_p (__p) { }

      operator __pointer_type() const noexcept
      { return load(); }

      operator __pointer_type() const volatile noexcept
      { return load(); }

      __pointer_type
      operator=(__pointer_type __p) noexcept
      {
 store(__p);
 return __p;
      }

      __pointer_type
      operator=(__pointer_type __p) volatile noexcept
      {
 store(__p);
 return __p;
      }

      __pointer_type
      operator++(int) noexcept
      { return fetch_add(1); }

      __pointer_type
      operator++(int) volatile noexcept
      { return fetch_add(1); }

      __pointer_type
      operator--(int) noexcept
      { return fetch_sub(1); }

      __pointer_type
      operator--(int) volatile noexcept
      { return fetch_sub(1); }

      __pointer_type
      operator++() noexcept
      { return __atomic_add_fetch(&_M_p, _M_type_size(1),
      memory_order_seq_cst); }

      __pointer_type
      operator++() volatile noexcept
      { return __atomic_add_fetch(&_M_p, _M_type_size(1),
      memory_order_seq_cst); }

      __pointer_type
      operator--() noexcept
      { return __atomic_sub_fetch(&_M_p, _M_type_size(1),
      memory_order_seq_cst); }

      __pointer_type
      operator--() volatile noexcept
      { return __atomic_sub_fetch(&_M_p, _M_type_size(1),
      memory_order_seq_cst); }

      __pointer_type
      operator+=(ptrdiff_t __d) noexcept
      { return __atomic_add_fetch(&_M_p, _M_type_size(__d),
      memory_order_seq_cst); }

      __pointer_type
      operator+=(ptrdiff_t __d) volatile noexcept
      { return __atomic_add_fetch(&_M_p, _M_type_size(__d),
      memory_order_seq_cst); }

      __pointer_type
      operator-=(ptrdiff_t __d) noexcept
      { return __atomic_sub_fetch(&_M_p, _M_type_size(__d),
      memory_order_seq_cst); }

      __pointer_type
      operator-=(ptrdiff_t __d) volatile noexcept
      { return __atomic_sub_fetch(&_M_p, _M_type_size(__d),
      memory_order_seq_cst); }

      bool
      is_lock_free() const noexcept
      {

 return __atomic_is_lock_free(sizeof(_M_p),
     reinterpret_cast<void *>(-__alignof(_M_p)));
      }

      bool
      is_lock_free() const volatile noexcept
      {

 return __atomic_is_lock_free(sizeof(_M_p),
     reinterpret_cast<void *>(-__alignof(_M_p)));
      }

      inline __attribute__((__always_inline__)) void
      store(__pointer_type __p,
     memory_order __m = memory_order_seq_cst) noexcept
      {
        memory_order __b = __m & __memory_order_mask;

 ;
 ;
 ;

 __atomic_store_n(&_M_p, __p, __m);
      }

      inline __attribute__((__always_inline__)) void
      store(__pointer_type __p,
     memory_order __m = memory_order_seq_cst) volatile noexcept
      {
        memory_order __b = __m & __memory_order_mask;
 ;
 ;
 ;

 __atomic_store_n(&_M_p, __p, __m);
      }

      inline __attribute__((__always_inline__)) __pointer_type
      load(memory_order __m = memory_order_seq_cst) const noexcept
      {
        memory_order __b = __m & __memory_order_mask;
 ;
 ;

 return __atomic_load_n(&_M_p, __m);
      }

      inline __attribute__((__always_inline__)) __pointer_type
      load(memory_order __m = memory_order_seq_cst) const volatile noexcept
      {
        memory_order __b = __m & __memory_order_mask;
 ;
 ;

 return __atomic_load_n(&_M_p, __m);
      }

      inline __attribute__((__always_inline__)) __pointer_type
      exchange(__pointer_type __p,
        memory_order __m = memory_order_seq_cst) noexcept
      {
 return __atomic_exchange_n(&_M_p, __p, __m);
      }


      inline __attribute__((__always_inline__)) __pointer_type
      exchange(__pointer_type __p,
        memory_order __m = memory_order_seq_cst) volatile noexcept
      {
 return __atomic_exchange_n(&_M_p, __p, __m);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_strong(__pointer_type& __p1, __pointer_type __p2,
         memory_order __m1,
         memory_order __m2) noexcept
      {
        memory_order __b2 = __m2 & __memory_order_mask;
        memory_order __b1 = __m1 & __memory_order_mask;
 ;
 ;
 ;

 return __atomic_compare_exchange_n(&_M_p, &__p1, __p2, 0, __m1, __m2);
      }

      inline __attribute__((__always_inline__)) bool
      compare_exchange_strong(__pointer_type& __p1, __pointer_type __p2,
         memory_order __m1,
         memory_order __m2) volatile noexcept
      {
        memory_order __b2 = __m2 & __memory_order_mask;
        memory_order __b1 = __m1 & __memory_order_mask;

 ;
 ;
 ;

 return __atomic_compare_exchange_n(&_M_p, &__p1, __p2, 0, __m1, __m2);
      }

      inline __attribute__((__always_inline__)) __pointer_type
      fetch_add(ptrdiff_t __d,
  memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_add(&_M_p, _M_type_size(__d), __m); }

      inline __attribute__((__always_inline__)) __pointer_type
      fetch_add(ptrdiff_t __d,
  memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_add(&_M_p, _M_type_size(__d), __m); }

      inline __attribute__((__always_inline__)) __pointer_type
      fetch_sub(ptrdiff_t __d,
  memory_order __m = memory_order_seq_cst) noexcept
      { return __atomic_fetch_sub(&_M_p, _M_type_size(__d), __m); }

      inline __attribute__((__always_inline__)) __pointer_type
      fetch_sub(ptrdiff_t __d,
  memory_order __m = memory_order_seq_cst) volatile noexcept
      { return __atomic_fetch_sub(&_M_p, _M_type_size(__d), __m); }
    };




}
# 34 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 2 3

namespace std __attribute__ ((__visibility__ ("default")))
{







  struct _Sp_locker
  {
    _Sp_locker(const _Sp_locker&) = delete;
    _Sp_locker& operator=(const _Sp_locker&) = delete;


    explicit
    _Sp_locker(const void*) noexcept;
    _Sp_locker(const void*, const void*) noexcept;
    ~_Sp_locker();

  private:
    unsigned char _M_key1;
    unsigned char _M_key2;



  };







  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    atomic_is_lock_free(const __shared_ptr<_Tp, _Lp>* __p)
    {

      return __gthread_active_p() == 0;



    }

  template<typename _Tp>
    inline bool
    atomic_is_lock_free(const shared_ptr<_Tp>* __p)
    { return std::atomic_is_lock_free<_Tp, __default_lock_policy>(__p); }
# 96 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 3
  template<typename _Tp>
    inline shared_ptr<_Tp>
    atomic_load_explicit(const shared_ptr<_Tp>* __p, memory_order)
    {
      _Sp_locker __lock{__p};
      return *__p;
    }

  template<typename _Tp>
    inline shared_ptr<_Tp>
    atomic_load(const shared_ptr<_Tp>* __p)
    { return std::atomic_load_explicit(__p, memory_order_seq_cst); }

  template<typename _Tp, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    atomic_load_explicit(const __shared_ptr<_Tp, _Lp>* __p, memory_order)
    {
      _Sp_locker __lock{__p};
      return *__p;
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    atomic_load(const __shared_ptr<_Tp, _Lp>* __p)
    { return std::atomic_load_explicit(__p, memory_order_seq_cst); }
# 132 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 3
  template<typename _Tp>
    inline void
    atomic_store_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r,
     memory_order)
    {
      _Sp_locker __lock{__p};
      __p->swap(__r);
    }

  template<typename _Tp>
    inline void
    atomic_store(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r)
    { std::atomic_store_explicit(__p, std::move(__r), memory_order_seq_cst); }

  template<typename _Tp, _Lock_policy _Lp>
    inline void
    atomic_store_explicit(__shared_ptr<_Tp, _Lp>* __p,
     __shared_ptr<_Tp, _Lp> __r,
     memory_order)
    {
      _Sp_locker __lock{__p};
      __p->swap(__r);
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline void
    atomic_store(__shared_ptr<_Tp, _Lp>* __p, __shared_ptr<_Tp, _Lp> __r)
    { std::atomic_store_explicit(__p, std::move(__r), memory_order_seq_cst); }
# 169 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 3
  template<typename _Tp>
    inline shared_ptr<_Tp>
    atomic_exchange_explicit(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r,
        memory_order)
    {
      _Sp_locker __lock{__p};
      __p->swap(__r);
      return __r;
    }

  template<typename _Tp>
    inline shared_ptr<_Tp>
    atomic_exchange(shared_ptr<_Tp>* __p, shared_ptr<_Tp> __r)
    {
      return std::atomic_exchange_explicit(__p, std::move(__r),
        memory_order_seq_cst);
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    atomic_exchange_explicit(__shared_ptr<_Tp, _Lp>* __p,
        __shared_ptr<_Tp, _Lp> __r,
        memory_order)
    {
      _Sp_locker __lock{__p};
      __p->swap(__r);
      return __r;
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline __shared_ptr<_Tp, _Lp>
    atomic_exchange(__shared_ptr<_Tp, _Lp>* __p, __shared_ptr<_Tp, _Lp> __r)
    {
      return std::atomic_exchange_explicit(__p, std::move(__r),
        memory_order_seq_cst);
    }
# 218 "/usr/include/c++/6.2.1/bits/shared_ptr_atomic.h" 3
  template<typename _Tp>
    bool
    atomic_compare_exchange_strong_explicit(shared_ptr<_Tp>* __p,
         shared_ptr<_Tp>* __v,
         shared_ptr<_Tp> __w,
         memory_order,
         memory_order)
    {
      shared_ptr<_Tp> __x;
      _Sp_locker __lock{__p, __v};
      owner_less<shared_ptr<_Tp>> __less;
      if (*__p == *__v && !__less(*__p, *__v) && !__less(*__v, *__p))
 {
   __x = std::move(*__p);
   *__p = std::move(__w);
   return true;
 }
      __x = std::move(*__v);
      *__v = *__p;
      return false;
    }

  template<typename _Tp>
    inline bool
    atomic_compare_exchange_strong(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v,
     shared_ptr<_Tp> __w)
    {
      return std::atomic_compare_exchange_strong_explicit(__p, __v,
   std::move(__w), memory_order_seq_cst, memory_order_seq_cst);
    }

  template<typename _Tp>
    inline bool
    atomic_compare_exchange_weak_explicit(shared_ptr<_Tp>* __p,
       shared_ptr<_Tp>* __v,
       shared_ptr<_Tp> __w,
       memory_order __success,
       memory_order __failure)
    {
      return std::atomic_compare_exchange_strong_explicit(__p, __v,
   std::move(__w), __success, __failure);
    }

  template<typename _Tp>
    inline bool
    atomic_compare_exchange_weak(shared_ptr<_Tp>* __p, shared_ptr<_Tp>* __v,
     shared_ptr<_Tp> __w)
    {
      return std::atomic_compare_exchange_weak_explicit(__p, __v,
   std::move(__w), memory_order_seq_cst, memory_order_seq_cst);
    }

  template<typename _Tp, _Lock_policy _Lp>
    bool
    atomic_compare_exchange_strong_explicit(__shared_ptr<_Tp, _Lp>* __p,
         __shared_ptr<_Tp, _Lp>* __v,
         __shared_ptr<_Tp, _Lp> __w,
         memory_order,
         memory_order)
    {
      __shared_ptr<_Tp, _Lp> __x;
      _Sp_locker __lock{__p, __v};
      owner_less<__shared_ptr<_Tp, _Lp>> __less;
      if (*__p == *__v && !__less(*__p, *__v) && !__less(*__v, *__p))
 {
   __x = std::move(*__p);
   *__p = std::move(__w);
   return true;
 }
      __x = std::move(*__v);
      *__v = *__p;
      return false;
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    atomic_compare_exchange_strong(__shared_ptr<_Tp, _Lp>* __p,
       __shared_ptr<_Tp, _Lp>* __v,
       __shared_ptr<_Tp, _Lp> __w)
    {
      return std::atomic_compare_exchange_strong_explicit(__p, __v,
   std::move(__w), memory_order_seq_cst, memory_order_seq_cst);
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    atomic_compare_exchange_weak_explicit(__shared_ptr<_Tp, _Lp>* __p,
       __shared_ptr<_Tp, _Lp>* __v,
       __shared_ptr<_Tp, _Lp> __w,
       memory_order __success,
       memory_order __failure)
    {
      return std::atomic_compare_exchange_strong_explicit(__p, __v,
   std::move(__w), __success, __failure);
    }

  template<typename _Tp, _Lock_policy _Lp>
    inline bool
    atomic_compare_exchange_weak(__shared_ptr<_Tp, _Lp>* __p,
     __shared_ptr<_Tp, _Lp>* __v,
     __shared_ptr<_Tp, _Lp> __w)
    {
      return std::atomic_compare_exchange_weak_explicit(__p, __v,
   std::move(__w), memory_order_seq_cst, memory_order_seq_cst);
    }





}
# 84 "/usr/include/c++/6.2.1/memory" 2 3

# 1 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 1 3
# 36 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 47 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
  template<typename _Tp1>
    struct auto_ptr_ref
    {
      _Tp1* _M_ptr;

      explicit
      auto_ptr_ref(_Tp1* __p): _M_ptr(__p) { }
    } __attribute__ ((__deprecated__));
# 86 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
  template<typename _Tp>
    class auto_ptr
    {
    private:
      _Tp* _M_ptr;

    public:

      typedef _Tp element_type;







      explicit
      auto_ptr(element_type* __p = 0) throw() : _M_ptr(__p) { }
# 112 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      auto_ptr(auto_ptr& __a) throw() : _M_ptr(__a.release()) { }
# 124 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      template<typename _Tp1>
        auto_ptr(auto_ptr<_Tp1>& __a) throw() : _M_ptr(__a.release()) { }
# 135 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      auto_ptr&
      operator=(auto_ptr& __a) throw()
      {
 reset(__a.release());
 return *this;
      }
# 152 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      template<typename _Tp1>
        auto_ptr&
        operator=(auto_ptr<_Tp1>& __a) throw()
        {
   reset(__a.release());
   return *this;
 }
# 170 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      ~auto_ptr() { delete _M_ptr; }
# 180 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      element_type&
      operator*() const throw()
      {
 ;
 return *_M_ptr;
      }







      element_type*
      operator->() const throw()
      {
 ;
 return _M_ptr;
      }
# 210 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      element_type*
      get() const throw() { return _M_ptr; }
# 224 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      element_type*
      release() throw()
      {
 element_type* __tmp = _M_ptr;
 _M_ptr = 0;
 return __tmp;
      }
# 239 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      void
      reset(element_type* __p = 0) throw()
      {
 if (__p != _M_ptr)
   {
     delete _M_ptr;
     _M_ptr = __p;
   }
      }
# 260 "/usr/include/c++/6.2.1/backward/auto_ptr.h" 3
      auto_ptr(auto_ptr_ref<element_type> __ref) throw()
      : _M_ptr(__ref._M_ptr) { }

      auto_ptr&
      operator=(auto_ptr_ref<element_type> __ref) throw()
      {
 if (__ref._M_ptr != this->get())
   {
     delete _M_ptr;
     _M_ptr = __ref._M_ptr;
   }
 return *this;
      }

      template<typename _Tp1>
        operator auto_ptr_ref<_Tp1>() throw()
        { return auto_ptr_ref<_Tp1>(this->release()); }

      template<typename _Tp1>
        operator auto_ptr<_Tp1>() throw()
        { return auto_ptr<_Tp1>(this->release()); }
    } __attribute__ ((__deprecated__));



  template<>
    class auto_ptr<void>
    {
    public:
      typedef void element_type;
    } __attribute__ ((__deprecated__));


  template<_Lock_policy _Lp>
  template<typename _Tp>
    inline
    __shared_count<_Lp>::__shared_count(std::auto_ptr<_Tp>&& __r)
    : _M_pi(new _Sp_counted_ptr<_Tp*, _Lp>(__r.get()))
    { __r.release(); }

  template<typename _Tp, _Lock_policy _Lp>
  template<typename _Tp1>
    inline
    __shared_ptr<_Tp, _Lp>::__shared_ptr(std::auto_ptr<_Tp1>&& __r)
    : _M_ptr(__r.get()), _M_refcount()
    {
     
      static_assert( sizeof(_Tp1) > 0, "incomplete type" );
      _Tp1* __tmp = __r.get();
      _M_refcount = __shared_count<_Lp>(std::move(__r));
      __enable_shared_from_this_helper(_M_refcount, __tmp, __tmp);
    }

  template<typename _Tp>
  template<typename _Tp1>
    inline
    shared_ptr<_Tp>::shared_ptr(std::auto_ptr<_Tp1>&& __r)
    : __shared_ptr<_Tp>(std::move(__r)) { }

  template<typename _Tp, typename _Dp>
  template<typename _Up, typename>
    inline
    unique_ptr<_Tp, _Dp>::unique_ptr(auto_ptr<_Up>&& __u) noexcept
    : _M_t(__u.release(), deleter_type()) { }



}
# 86 "/usr/include/c++/6.2.1/memory" 2 3
# 94 "/usr/include/c++/6.2.1/memory" 3
namespace std __attribute__ ((__visibility__ ("default")))
{

# 114 "/usr/include/c++/6.2.1/memory" 3
inline void*
align(size_t __align, size_t __size, void*& __ptr, size_t& __space) noexcept
{
  const auto __intptr = reinterpret_cast<uintptr_t>(__ptr);
  const auto __aligned = (__intptr - 1u + __align) & -__align;
  const auto __diff = __aligned - __intptr;
  if ((__size + __diff) > __space)
    return nullptr;
  else
    {
      __space -= __diff;
      return __ptr = reinterpret_cast<void*>(__aligned);
    }
}



enum class pointer_safety { relaxed, preferred, strict };

inline void
declare_reachable(void*) { }

template <class T>
  inline T*
  undeclare_reachable(T* __p) { return __p; }

inline void
declare_no_pointers(char*, size_t) { }

inline void
undeclare_no_pointers(char*, size_t) { }

inline pointer_safety
get_pointer_safety() noexcept { return pointer_safety::relaxed; }


}
# 17 "../../include/cppunit/extensions/HelperMacros.h" 2
# 5 "HelperMacrosTest.h" 2
# 1 "MockTestListener.h" 1



# 1 "../../include/cppunit/TestListener.h" 1







# 7 "../../include/cppunit/TestListener.h"
namespace CppUnit {


class Exception;
class Test;
class TestFailure;
class TestResult;
# 94 "../../include/cppunit/TestListener.h"
class TestListener
{
public:
  virtual ~TestListener() {}


  virtual void startTest( Test * ) {}






  virtual void addFailure( const TestFailure & ) {}


  virtual void endTest( Test * ) {}



  virtual void startSuite( Test * ) {}



  virtual void endSuite( Test * ) {}
# 128 "../../include/cppunit/TestListener.h"
  virtual void startTestRun( Test * ,
                             TestResult * ) {}
# 139 "../../include/cppunit/TestListener.h"
  virtual void endTestRun( Test * ,
                           TestResult * ) {}
};


}
# 5 "MockTestListener.h" 2



class MockTestListener : public CppUnit::TestListener
{
public:
  MockTestListener( std::string name );
  virtual ~MockTestListener() {}

  void setExpectFailure( CppUnit::Test *failedTest,
                         CppUnit::Exception *thrownException,
                         bool isError );
  void setExpectNoFailure();
  void setExpectFailure();
  void setExpectedAddFailureCall( int callCount );
  void setExpectStartTest( CppUnit::Test *test );
  void setExpectedStartTestCall( int callCount );
  void setExpectEndTest( CppUnit::Test *test );
  void setExpectedEndTestCall( int callCount );
  void setExpectStartSuite( CppUnit::Test *suite );
  void setExpectedStartSuiteCall( int callCount );
  void setExpectEndSuite( CppUnit::Test *suite );
  void setExpectedEndSuiteCall( int callCount );
  void setExpectStartTestRun( CppUnit::Test *test,
                              CppUnit::TestResult *eventManager );
  void setExpectedStartTestRunCall( int callCount );
  void setExpectEndTestRun( CppUnit::Test *test,
                            CppUnit::TestResult *eventManager );
  void setExpectedEndTestRunCall( int callCount );

  void addFailure( const CppUnit::TestFailure &failure );
  void startTest( CppUnit::Test *test );
  void endTest( CppUnit::Test *test );
  void startSuite( CppUnit::Test *suite );
  void endSuite( CppUnit::Test *suite );
  void startTestRun( CppUnit::Test *test,
                     CppUnit::TestResult *eventManager );
  void endTestRun( CppUnit::Test *test,
                   CppUnit::TestResult *eventManager );

  void verify();

private:
  std::string m_name;

  bool m_hasExpectationForStartTest;
  bool m_hasParametersExpectationForStartTest;
  int m_expectedStartTestCallCount;
  int m_startTestCall;
  CppUnit::Test *m_expectedStartTest;

  bool m_hasExpectationForEndTest;
  bool m_hasParametersExpectationForEndTest;
  int m_expectedEndTestCallCount;
  CppUnit::Test *m_expectedEndTest;
  int m_endTestCall;

  bool m_hasExpectationForStartSuite;
  bool m_hasParametersExpectationForStartSuite;
  int m_expectedStartSuiteCallCount;
  CppUnit::Test *m_expectedStartSuite;
  int m_startSuiteCall;

  bool m_hasExpectationForEndSuite;
  bool m_hasParametersExpectationForEndSuite;
  int m_expectedEndSuiteCallCount;
  CppUnit::Test *m_expectedEndSuite;
  int m_endSuiteCall;

  bool m_hasExpectationForStartTestRun;
  bool m_hasParametersExpectationForStartTestRun;
  int m_expectedStartTestRunCallCount;
  CppUnit::Test *m_expectedStartTestRun;
  CppUnit::TestResult *m_expectedStartTestRun2;
  int m_startTestRunCall;

  bool m_hasExpectationForEndTestRun;
  bool m_hasParametersExpectationForEndTestRun;
  int m_expectedEndTestRunCallCount;
  CppUnit::Test *m_expectedEndTestRun;
  CppUnit::TestResult *m_expectedEndTestRun2;
  int m_endTestRunCall;

  bool m_hasExpectationForAddFailure;
  bool m_hasExpectationForSomeFailure;
  bool m_hasParametersExpectationForAddFailure;
  int m_expectedAddFailureCallCount;
  int m_addFailureCall;
  CppUnit::Test *m_expectedFailedTest;
  CppUnit::Exception *m_expectedException;
  bool m_expectedIsError;
};
# 6 "HelperMacrosTest.h" 2


class HelperMacrosTest : public CppUnit::TestFixture
{
  public: typedef HelperMacrosTest TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(HelperMacrosTest) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testNoSubclassing"), &TestFixtureType::testNoSubclassing, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testSubclassing"), &TestFixtureType::testSubclassing, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testFail"), &TestFixtureType::testFail, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testFailToFail"), &TestFixtureType::testFailToFail, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testException"), &TestFixtureType::testException, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testExceptionNotCaught"), &TestFixtureType::testExceptionNotCaught, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testCustomTests"), &TestFixtureType::testCustomTests, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testAddTest"), &TestFixtureType::testAddTest, context.makeFixture() ) ) );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testParameterizedTests"), &TestFixtureType::testParameterizedTests, context.makeFixture() ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;

public:
  HelperMacrosTest();
  virtual ~HelperMacrosTest();

  virtual void setUp();
  virtual void tearDown();

  void testNoSubclassing();

  void testSubclassing();

  void testFail();
  void testFailToFail();

  void testException();
  void testExceptionNotCaught();

  void testCustomTest();
  void testCustomTests();
  void testAddTest();

  void testParameterizedTests();

private:
  HelperMacrosTest( const HelperMacrosTest &copy );
  void operator =( const HelperMacrosTest &copy );

private:
  CppUnit::TestResult *m_result;
  MockTestListener *m_testListener;
};
# 4 "HelperMacrosTest.cpp" 2
# 1 "HelperSuite.h" 1






inline std::string helperSuiteName()
{
  return "Helpers";
}
# 5 "HelperMacrosTest.cpp" 2
# 1 "MockTestCase.h" 1
# 10 "MockTestCase.h"
class MockTestCase : public CppUnit::TestCase
{
public:
  typedef CppUnit::TestCase SuperClass;



  MockTestCase( std::string name );


  virtual ~MockTestCase();

  void setExpectedSetUpCall( int callCount = 1 );
  void setExpectedTearDownCall( int callCount = 1 );
  void setExpectedRunTestCall( int callCount = 1 );
  void setExpectedCountTestCasesCall( int callCount = 1 );

  void makeSetUpThrow();
  void makeTearDownThrow();
  void makeRunTestThrow();
  void makeFindTestPathPassFor( const CppUnit::Test *testFound );

  void verify();

protected:
  int countTestCases() const;
  void setUp();
  void tearDown();
  void runTest();



private:

  MockTestCase( const MockTestCase &copy );


  void operator =( const MockTestCase &copy );

private:
  bool m_hasSetUpExpectation;
  int m_expectedSetUpCall;
  int m_actualSetUpCall;

  bool m_hasTearDownExpectation;
  int m_expectedTearDownCall;
  int m_actualTearDownCall;

  bool m_expectRunTestCall;
  int m_expectedRunTestCallCount;
  int m_actualRunTestCallCount;
  bool m_expectCountTestCasesCall;
  int m_expectedCountTestCasesCallCount;
  int m_actualCountTestCasesCallCount;

  bool m_setUpThrow;
  bool m_tearDownThrow;
  bool m_runTestThrow;
  const CppUnit::Test *m_passingTest;
};
# 6 "HelperMacrosTest.cpp" 2
# 1 "SubclassedTestCase.h" 1



# 1 "BaseTestCase.h" 1






class BaseTestCase : public CppUnit::TestCase
{
  public: typedef BaseTestCase TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(BaseTestCase) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testUsingCheckIt"), &TestFixtureType::testUsingCheckIt, context.makeFixture() ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;

public:
  BaseTestCase();
  virtual ~BaseTestCase();

  virtual void setUp();
  virtual void tearDown();

  void testUsingCheckIt();

protected:
  virtual void checkIt();

private:
  BaseTestCase( const BaseTestCase &copy );
  void operator =( const BaseTestCase &copy );
};
# 5 "SubclassedTestCase.h" 2


class SubclassedTestCase : public BaseTestCase
{
  public: typedef BaseTestCase ParentTestFixtureType; private: public: typedef SubclassedTestCase TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(SubclassedTestCase) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext ); ParentTestFixtureType::addTestsToSuite( baseContext );
  context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor( "testSubclassing"), &TestFixtureType::testSubclassing, context.makeFixture() ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;

public:
  SubclassedTestCase();
  virtual ~SubclassedTestCase();

  virtual void setUp();
  virtual void tearDown();


  void testSubclassing();

protected:


  virtual void checkIt();

private:
  SubclassedTestCase( const SubclassedTestCase &copy );
  void operator =( const SubclassedTestCase &copy );
};
# 7 "HelperMacrosTest.cpp" 2
# 1 "../../include/cppunit/TestResult.h" 1
# 11 "../../include/cppunit/TestResult.h"
# 1 "../../include/cppunit/SynchronizedObject.h" 1






namespace CppUnit {
# 22 "../../include/cppunit/SynchronizedObject.h"
class SynchronizedObject
{
public:


  class SynchronizationObject
  {
    public:
      SynchronizationObject() {}
      virtual ~SynchronizationObject() {}

      virtual void lock() {}
      virtual void unlock() {}
  };



  SynchronizedObject( SynchronizationObject *syncObject =0 );


  virtual ~SynchronizedObject();

protected:


  class ExclusiveZone
  {
    SynchronizationObject *m_syncObject;

  public:
    ExclusiveZone( SynchronizationObject *syncObject )
        : m_syncObject( syncObject )
    {
      m_syncObject->lock();
    }

    ~ExclusiveZone()
    {
      m_syncObject->unlock ();
    }
  private:

    ExclusiveZone( const ExclusiveZone& );


    ExclusiveZone& operator=( const ExclusiveZone& );
  };

  virtual void setSynchronizationObject( SynchronizationObject *syncObject );

protected:
  SynchronizationObject *m_syncObject;

private:

  SynchronizedObject( const SynchronizedObject &copy );


  void operator =( const SynchronizedObject &copy );
};


}
# 12 "../../include/cppunit/TestResult.h" 2



namespace CppUnit {


class Exception;
class Functor;
class Protector;
class ProtectorChain;
class Test;
class TestFailure;
class TestListener;
# 47 "../../include/cppunit/TestResult.h"
class TestResult : protected SynchronizedObject
{
public:

  TestResult( SynchronizationObject *syncObject = 0 );


  virtual ~TestResult();

  virtual void addListener( TestListener *listener );

  virtual void removeListener( TestListener *listener );


  virtual void reset();


  virtual void stop();


  virtual bool shouldStop() const;


  virtual void startTest( Test *test );





  virtual void addError( Test *test, Exception *e );




  virtual void addFailure( Test *test, Exception *e );


  virtual void endTest( Test *test );


  virtual void startSuite( Test *test );


  virtual void endSuite( Test *test );





  virtual void runTest( Test *test );
# 113 "../../include/cppunit/TestResult.h"
  virtual bool protect( const Functor &functor,
                        Test *test,
                        const std::string &shortDescription = std::string("") );


  virtual void pushProtector( Protector *protector );


  virtual void popProtector();

protected:


  void addFailure( const TestFailure &failure );

  virtual void startTestRun( Test *test );
  virtual void endTestRun( Test *test );

protected:
  typedef std::deque<TestListener *> TestListeners;
  TestListeners m_listeners;
  ProtectorChain *m_protectorChain;
  bool m_stop;

private:
  TestResult( const TestResult &other );
  TestResult &operator =( const TestResult &other );
};


}
# 8 "HelperMacrosTest.cpp" 2






class FailTestFixture : public CppUnit::TestFixture
{
  public: typedef FailTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(FailTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  context.addTest( (new CppUnit::ExceptionTestCaseDecorator< CppUnit::Exception >( new CppUnit::TestCaller< TestFixtureType >( context.getTestNameFor( "testFail" ), &TestFixtureType::testFail, context.makeFixture() ) ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;
public:
  void testFail()
  {
    ( CppUnit::Asserter::failIf( !(false), CppUnit::Message( "assertion failed", "Expression: " "false", "Failure" ), CppUnit::SourceLine( "HelperMacrosTest.cpp", 22 ) ) );
  }
};


class FailToFailTestFixture : public CppUnit::TestFixture
{
  public: typedef FailToFailTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(FailToFailTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  context.addTest( (new CppUnit::ExceptionTestCaseDecorator< CppUnit::Exception >( new CppUnit::TestCaller< TestFixtureType >( context.getTestNameFor( "testFailToFail" ), &TestFixtureType::testFailToFail, context.makeFixture() ) ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;
public:
  void testFailToFail()
  {
  }
};


class ExceptionTestFixture : public CppUnit::TestFixture
{
  public: typedef ExceptionTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(ExceptionTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  context.addTest( (new CppUnit::ExceptionTestCaseDecorator< FailureException >( new CppUnit::TestCaller< TestFixtureType >( context.getTestNameFor( "testException" ), &TestFixtureType::testException, context.makeFixture() ) ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;
public:
  void testException()
  {
    throw FailureException();
  }
};


class ExceptionNotCaughtTestFixture : public CppUnit::TestFixture
{
  public: typedef ExceptionNotCaughtTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(ExceptionNotCaughtTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  context.addTest( (new CppUnit::ExceptionTestCaseDecorator< FailureException >( new CppUnit::TestCaller< TestFixtureType >( context.getTestNameFor( "testExceptionNotCaught" ), &TestFixtureType::testExceptionNotCaught, context.makeFixture() ) ) ) );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;
public:
  void testExceptionNotCaught()
  {
  }
};


class CustomsTestTestFixture : public CppUnit::TestFixture
{
  public: typedef CustomsTestTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(CustomsTestTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  addCustomTests( context );
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;
public:
  static void addCustomTests( TestSuiteBuilderContextType &context )
  {
    MockTestCase *test1 = new MockTestCase( context.getTestNameFor( "myCustomTest1" ) );
    test1->makeRunTestThrow();
    MockTestCase *test2 = new MockTestCase( context.getTestNameFor( "myCustomTest2" ) );
    context.addTest( test1 );
    context.addTest( test2 );
  }
};

class ParameterizedTestFixture : public CppUnit::TestFixture
{
    public: typedef ParameterizedTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(ParameterizedTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
    for (auto i& : {1, 2, 3, 4}) { TestFixtureType* fixture = context.makeFixture(); context.addTest( ( new CppUnit::TestCaller<TestFixtureType>( context.getTestNameFor("testMethod", i), std::bind(testMethod, fixture, i), fixture)) ) };
    } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;

public:

    void testMethod(int )
    {
    }
};
# 104 "HelperMacrosTest.cpp"
class AddTestTestFixture : public CppUnit::TestFixture
{
  public: typedef AddTestTestFixture TestFixtureType; private: static const CppUnit::TestNamer &getTestNamer__() { static CppUnit::TestNamer testNamer( typeid(AddTestTestFixture) ); return testNamer; } public: typedef CppUnit::TestSuiteBuilderContext<TestFixtureType> TestSuiteBuilderContextType; static void addTestsToSuite( CppUnit::TestSuiteBuilderContextBase &baseContext ) { TestSuiteBuilderContextType context( baseContext );
  { for ( int count = (7); count > 0; --count ) context.addTest( new MockTestCase( context.getTestNameFor( "dummyName" ) ) ); };
  } public: static CppUnit::TestSuite *suite() { const CppUnit::TestNamer &namer = getTestNamer__(); std::unique_ptr<CppUnit::TestSuite> guard( new CppUnit::TestSuite( namer.getFixtureName() )); CppUnit::ConcretTestFixtureFactory<TestFixtureType> factory; CppUnit::TestSuiteBuilderContextBase context( *guard.get(), namer, factory ); TestFixtureType::addTestsToSuite( context ); return guard.release(); } private: typedef int CppUnitDummyTypedefForSemiColonEnding__;
public:
};



static CppUnit::AutoRegisterSuite< HelperMacrosTest > autoRegisterRegistry__115(helperSuiteName())
                                                          ;


HelperMacrosTest::HelperMacrosTest()
{
}


HelperMacrosTest::~HelperMacrosTest()
{
}


void
HelperMacrosTest::setUp()
{
  m_testListener = new MockTestListener( "mock-testlistener" );
  m_result = new CppUnit::TestResult();
  m_result->addListener( m_testListener );
}


void
HelperMacrosTest::tearDown()
{
  delete m_result;
  delete m_testListener;
}


void
HelperMacrosTest::testNoSubclassing()
{
  std::unique_ptr<CppUnit::TestSuite> suite( BaseTestCase::suite() );
  ( CppUnit::assertEquals( (1), (suite->countTestCases()), CppUnit::SourceLine( "HelperMacrosTest.cpp", 149 ), "" ) );
  m_testListener->setExpectedStartTestCall( 1 );
  m_testListener->setExpectNoFailure();

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testSubclassing()
{
  std::unique_ptr<CppUnit::TestSuite> suite( SubclassedTestCase::suite() );
  ( CppUnit::assertEquals( (2), (suite->countTestCases()), CppUnit::SourceLine( "HelperMacrosTest.cpp", 162 ), "" ) );
  m_testListener->setExpectedStartTestCall( 2 );
  m_testListener->setExpectedAddFailureCall( 1 );

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testFail()
{
  std::unique_ptr<CppUnit::TestSuite> suite( FailTestFixture::suite() );
  m_testListener->setExpectedStartTestCall( 1 );
  m_testListener->setExpectNoFailure();

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testFailToFail()
{
  std::unique_ptr<CppUnit::TestSuite> suite( FailToFailTestFixture::suite() );
  m_testListener->setExpectedStartTestCall( 1 );
  m_testListener->setExpectedAddFailureCall( 1 );

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testException()
{
  std::unique_ptr<CppUnit::TestSuite> suite( ExceptionTestFixture::suite() );
  m_testListener->setExpectedStartTestCall( 1 );
  m_testListener->setExpectNoFailure();

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testExceptionNotCaught()
{
  std::unique_ptr<CppUnit::TestSuite> suite( ExceptionNotCaughtTestFixture::suite() );
  m_testListener->setExpectedStartTestCall( 1 );
  m_testListener->setExpectedAddFailureCall( 1 );

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testCustomTests()
{
  std::unique_ptr<CppUnit::TestSuite> suite( CustomsTestTestFixture::suite() );
  m_testListener->setExpectedStartTestCall( 2 );
  m_testListener->setExpectedAddFailureCall( 1 );

  suite->run( m_result );
  m_testListener->verify();
}


void
HelperMacrosTest::testAddTest()
{
  std::unique_ptr<CppUnit::TestSuite> suite( AddTestTestFixture::suite() );
  m_testListener->setExpectedStartTestCall( 7 );
  m_testListener->setExpectedAddFailureCall( 0 );

  suite->run( m_result );
  m_testListener->verify();
}

void
HelperMacrosTest::tesstParameterizedTests()
{
  std::unique_ptr<CppUnit::TestSuite> suite( ParameterizedTestFixture::suite() );
  m_testListener->setExpectedStartTestCall(4);
  suite->run(m_result);
  m_testListener->verify();
}