定闹钟_python3
小乐乐定闹钟
http://www.nowcoder.com/questionTerminal/0f7e422e12be4a7f9958ca2a82abc775
while True: try: t, s = input().split() h, m = map(int, t.split(':')) print('{:02d}:{:02d}'.format((h+(m+int(s))//60)%24, (m+int(s))%60)) except EOFError: break