273期：((05,06,10,11,25,30,31,32,38,40,41,43,45,46,47,49))开：05准
274期：((05,06,08,17,19,23,26,27,29,31,33,37,38,40,42,44))开：33准
275期：((01,05,11,14,19,25,26,27,28,29,35,36,38,42,44,48))开：17错
276期：((07,10,18,25,26,27,30,32,33,34,35,38,42,43,46,49))开：14错
277期：((05,06,07,08,09,12,13,24,25,28,31,38,39,40,41,48))开：==？