10:30,11:00,11:30,12:00,12:30,13:00,13:20,13:40,14:00,14:30,15:00,15:30,16:00,16:30,17:00,17:20,17:40,18:00,18:30,19:00,19:30,20:00,20:30,21:30,22:30
당신은 어느 그룹입니까?