275期：＝24码＝【01,09,12,13,16,17,23,24,27,31,32,33,35,37,38,39,40,41,42,43,46,47,48,49】开：31中
276期：＝24码＝【02,04,05,08,11,13,16,17,19,22,23,24,25,28,29,36,37,38,40,41,42,45,46,48】开：01错
277期：＝24码＝【01,04,09,13,15,16,19,22,24,27,28,29,30,31,32,34,36,37,39,40,42,43,44,49】开：？？