# place " at begin of each line

# escape existing '\' and '"'

# remove \n at the end of the line (sometimes the last line does not have a \n

#   so we cannot do a replacement with some other text)

# place an escaped \n and " at the end of each line

import sys

for line in sys.stdin:

    sys.stdout.write('"' + line.replace('\\','\\\\').replace('"','\\"').replace('\n','') + '\\n"\n')