276期：（24码中特）【02,03,07,08,09,10,17,23,25,27,29,30,31,32,33,38,39,40,41,42,43,44,45,49】开：09对
277期：（24码中特）【02,03,04,10,15,17,18,22,25,26,27,29,30,31,33,38,39,40,41,42,43,44,46,49】开：16错
278期：（24码中特）【02,04,09,11,12,14,15,18,19,20,22,24,28,29,32,33,34,36,40,41,43,45,46,47】开：28对
279期：（24码中特）【02,04,05,10,11,13,14,15,16,17,19,23,24,25,31,32,33,35,36,38,41,42,43,49】开：**