254期：＝24码＝【02,03,04,07,09,14,17,18,19,21,22,23,25,28,29,31,33,34,36,39,40,42,45,48】开：02中
255期：＝24码＝【02,03,06,09,12,14,15,16,19,21,22,25,27,28,31,34,35,36,41,42,43,46,47,49】开：44错
256期：＝24码＝【03,06,07,08,10,11,13,14,17,18,24,26,27,28,31,34,35,37,39,40,41,43,44,49】开：？？