274期：←24码→（02,08,09,11,12,14,15,19,21,24,27,28,29,30,32,33,35,36,39,41,42,44,46,49）开：44准
275期：←24码→（02,08,09,10,11,13,16,17,19,20,22,23,28,29,31,32,33,37,39,41,42,44,47,49）开：45错
276期：←24码→（01,02,04,05,06,07,08,11,12,14,15,17,27,28,31,32,33,34,36,41,45,46,48,49）开：09错
277期：←24码→（02,03,04,05,07,09,11,14,15,19,21,22,23,25,27,30,32,33,37,39,40,41,44,49）开：？？