275期：24码《01,04,05,06,07,08,09,10,11,15,17,23,24,25,27,29,31,35,39,40,41,45,48,49》开：45对
276期：24码《03,04,07,09,13,15,16,17,18,19,20,22,26,27,29,30,34,39,43,44,45,46,47,48》开：09对
277期：24码《01,05,09,15,16,18,19,23,25,28,29,30,33,34,35,36,37,40,41,43,45,47,48,49》开：16对
278期：24码《03,04,05,08,09,11,13,17,18,20,21,22,24,28,30,35,36,42,43,44,45,47,48,49》开：？？