9호선 노량진>김포공항 급행 14:02/14:22/14:42/15:02/15:22/15:42/16:02/16:22/16:42/신논현급행 14:09/14:29/14:49/15:09/15:29/15:49/16:09/16:29/16:49
당신은 어느 그룹입니까?