281期：←24码→（02,03,04,06,08,11,12,17,19,22,25,26,27,31,33,34,37,41,43,44,45,46,47,49）开：17准
282期：←24码→（01,02,03,05,06,08,10,18,19,21,22,24,27,29,31,32,33,34,38,40,43,44,45,49）开：30错
283期：←24码→（03,06,11,12,17,21,22,23,24,25,26,27,29,31,34,36,37,40,41,42,44,45,46,48）开：？？