BEGIN {

	print 1 / 10 * 10

	print 1 / (10 * 10)

	print 1 % 10 * 10

	print 1 % (10 * 10)

	print (10 * 5) / 2

	print 10 * (5 / 2)

	print 10 - (1 + 3 * 3)

	print 10 - (3 * 2 + 1)

	a = 5

	b = 3

	print a - 1 - b

	print a + 1 - b

}