272期：<<01,02,03,04,09,11,14,16,21,26,27,28,35,39,44,47>>开：02中中中
273期：<<05,09,11,13,14,15,18,25,26,27,29,30,37,39,42,48>>开：05中中中
274期：<<01,03,05,08,11,13,14,15,16,19,22,25,41,42,44,47>>开：33错错错
275期：<<02,03,04,05,09,12,15,19,26,27,35,38,41,42,43,47>>开：中？