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