276期：必中24码（02,06,09,13,14,15,17,18,20,21,23,25,26,30,31,32,33,34,36,37,38,40,41,43）开：31中
277期：必中24码（01,03,07,08,10,13,15,18,20,22,23,24,27,34,35,37,38,40,41,42,44,45,47,48）开：05错
278期：必中24码（01,02,06,07,08,11,13,15,17,19,21,22,27,29,31,32,35,37,43,44,45,47,48,49）开：35中
279期：必中24码（01,02,03,04,06,07,10,12,14,15,16,20,22,23,24,25,29,33,35,37,39,41,46,48）开：22中
280期：必中24码（02,03,04,05,10,11,13,14,16,17,18,20,21,24,25,27,29,30,31,33,37,38,42,44）开：08错
281期：必中24码（01,03,04,06,10,12,13,14,16,17,18,21,23,25,28,29,34,35,37,38,42,43,45,49）开：17中
282期：必中24码（02,03,04,07,08,09,10,11,12,17,21,22,28,29,30,33,35,40,43,45,46,47,48,49）开：30中
283期：必中24码（02,03,06,09,12,13,14,15,16,18,22,27,29,30,33,35,39,40,41,43,44,45,46,48）开：00