이시간이후10:30,11:00,11:40,12:20,13:00,13:30,14:00,14:30,15:00,15:30,16:00,16:30,17:00,17:30,18:00,18:30,19:00,19:30,20:00,20:30,21:00,21:30,23:00.
당신은 어느 그룹입니까?