272期：《《02,07,10,19,21,23,24,27,28,30,31,35,36,38,42,46》》开：02对
273期：《《01,02,04,07,11,12,20,21,27,29,37,38,39,40,42,47》》开：05错
274期：《《04,06,09,18,20,32,34,35,37,39,40,42,45,46,47,48》》开：33错
275期：《《02,04,06,07,10,12,17,18,19,21,23,33,34,44,45,46》》开：17对
276期：《《02,06,12,16,20,22,26,27,30,38,39,43,44,45,47,48》》开：？？