11:15/11:30/11:45/12:00/12:15/12:30/12:45/13:00/13:15/13:30/13:45/14:00/14:15/14:30/14:45/15:00/15:20/15:40/16:0016:15/16:30/16:45/17:00/17:20/17:40..
당신은 어느 그룹입니까?