274期：必中24码（01,03,04,05,09,10,11,21,22,27,28,31,32,33,34,36,37,39,42,43,44,45,48,49）开：33中
275期：必中24码（01,02,05,07,08,10,15,17,20,22,24,27,28,31,32,33,34,35,38,40,41,43,44,46）开：17中
276期：必中24码（01,04,05,06,08,10,14,15,16,17,20,21,25,26,27,29,30,31,35,40,45,47,48,49）开：14中
277期：必中24码（01,02,04,08,09,10,14,15,19,20,21,22,23,25,26,30,33,35,41,42,45,46,48,49）开：11错
278期：必中24码（01,02,05,06,07,11,12,15,16,17,23,25,28,29,30,31,32,33,34,35,37,39,40,42）开：02中
279期：必中24码（02,04,05,07,11,12,14,16,17,20,25,27,30,31,32,33,36,38,40,41,42,43,48,49）开：10错
280期：必中24码（02,03,05,13,14,16,17,18,22,24,25,26,28,30,33,36,39,40,42,44,45,46,47,49）开：00