첫차05:30~09:00(30분간격),9:20,9:40,10시~13:00(30분간격),13:20,13:40,14시~17:00(30분간격),17:20,17:40,18:00~20:30(30분간격),21:20,22:00,22:30,23:20
당신은 어느 그룹입니까?