275期：24码$$（03,09,12,15,18,19,20,23,24,25,26,27,29,30,31,36,37,39,40,41,43,46,48,49）开：31中
276期：24码$$（01,03,04,05,06,10,12,13,15,27,28,29,32,33,34,35,37,38,42,43,44,46,48,49）开：01中
277期：24码$$（01,04,05,06,08,10,11,14,17,21,22,23,26,28,29,30,32,34,35,39,42,44,46,48）开：47错
278期：24码$$（02,03,06,08,09,12,16,17,18,20,22,25,28,29,30,32,35,37,39,41,44,45,48,49）开：41中
279期：24码$$（02,05,11,12,14,16,17,18,19,23,27,28,33,35,36,37,38,39,40,41,43,44,46,49）开：04错
280期：24码$$（01,04,05,07,08,10,11,13,15,18,24,25,26,27,31,33,34,35,39,40,43,44,46,49）开：88