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