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