273期：《《01,03,05,06,07,11,14,15,19,26,27,28,32,34,36,39》》开：05对
274期：《《01,05,06,07,10,11,16,17,25,26,28,37,38,42,44,46》》开：24错
275期：《《04,05,07,13,15,18,23,26,27,32,34,36,39,41,43,49》》开：31错
276期：《《01,14,16,20,21,24,25,27,29,36,38,42,44,46,48,49》》开：01对
277期：《《01,04,10,13,15,19,20,22,24,25,26,30,31,36,37,43》》开：？？