9:20,9:50,10:20,11:00,11:30,12:00,12:30,13:00,13:30,14:00,14:25,14:50,15:20,15:50,16:20,16:40,17:20,18:00,18:25,18:50,19:40,20:00,20:25,20:50
당신은 어느 그룹입니까?