#!/usr/bin/python3

import sys, re
for line in sys.stdin:
	if (re.search(r'(^(0[0-9]|1[0-9]|2[0-3]|[0-9]):[0-5][0-9]$)', line)):
		print((line.split(':', 1)[1]).rstrip('\n'))
	else:
		print('<NONE>')