274期：（寻码）《01,03,04,05,07,10,12,14,15,19,20,21,22,23,24,26,30,32,33,42,43,44,45,49》开：44对
275期：（寻码）《03,04,10,11,14,15,17,19,20,21,23,25,27,28,29,34,35,36,38,39,40,41,46,47》开：45错
276期：（寻码）《06,08,14,16,17,20,21,23,24,25,26,29,30,32,33,36,37,40,42,43,45,46,47,49》开：09错
277期：（寻码）《01,02,04,06,07,10,12,13,14,15,17,19,21,22,24,30,32,34,37,38,40,43,44,48》开：？？