271期：24码→01,02,04,05,06,12,14,15,17,19,22,23,26,27,28,30,34,35,36,41,42,46,47,48←开：06中
272期：24码→01,02,05,08,09,17,18,19,22,23,25,26,29,30,32,34,35,41,42,44,45,47,48,49←开：36错
273期：24码→02,04,05,06,07,08,12,14,15,16,21,23,26,27,29,33,36,37,39,40,41,43,44,47←开：04中
274期：24码→03,05,06,08,09,11,14,16,17,18,19,23,25,26,27,28,29,34,35,39,43,44,48,49←开：44中
275期：24码→01,02,11,13,15,20,22,23,24,26,29,31,32,33,34,36,37,38,41,42,44,45,46,48←开：45中
276期：24码→03,04,08,12,13,14,15,16,18,21,22,23,24,25,29,31,32,37,38,41,43,44,46,48←开：09错
277期：24码→05,10,11,15,16,18,20,23,24,25,28,29,30,33,34,36,39,41,42,44,45,47,48,49←开：？？