from functools import partial
from sys import stdin, stdout, argv

if 'NO_ONLINE_JUDGE' not in argv:
    inp = stdin
    out = stdout
else:
    inp = open('input.txt', 'r', encoding='utf-8')
    out = open('output.txt', 'w', encoding='utf-8')
print = partial(print, file=out)

out.close()