291期：＝24码＝【01,04,05,07,10,12,13,14,16,19,20,21,22,25,26,29,31,33,35,37,39,42,46,47】开：39中
292期：＝24码＝【01,03,06,07,08,16,17,18,23,24,25,26,27,29,34,39,40,41,42,43,44,45,48,49】开：22错
293期：＝24码＝【01,10,12,15,18,19,20,21,22,24,25,28,29,30,31,32,34,36,38,39,43,47,48,49】开：48中
294期：＝24码＝【02,05,08,09,10,11,15,16,22,26,28,29,30,31,33,34,38,40,41,42,43,44,47,48】开：？？