277期：24码→02,03,06,08,09,10,14,15,16,17,18,19,22,24,31,33,35,39,40,41,43,45,47,48←开：48中
278期：24码→01,04,05,06,08,09,11,16,19,23,25,27,28,30,32,33,34,37,38,41,42,44,46,49←开：22错
279期：24码→03,06,07,08,10,13,14,15,16,19,21,22,23,26,33,35,38,39,40,42,43,45,46,48←开：27错
280期：24码→02,03,04,07,08,09,11,12,15,16,19,21,23,24,28,33,34,37,39,41,43,45,46,47←开：？？