256期：←24码→（01,02,05,07,10,11,12,14,15,18,19,21,22,24,31,35,36,37,39,40,42,44,45,49）开：35准
257期：←24码→（04,05,07,09,10,11,12,13,14,15,17,20,24,28,29,30,33,34,36,37,38,39,44,48）开：48准
258期：←24码→（03,05,07,08,10,15,16,17,19,20,21,22,24,28,29,31,34,35,40,43,45,46,47,48）开：？？