293期：（（01,03,06,09,13,18,20,22,23,27,31,37,43,44,46,47））开：09准
294期：（（01,05,07,11,15,17,24,26,30,35,36,40,41,46,47,49））开：47准
295期：（（05,06,09,18,19,21,22,23,26,27,39,44,46,47,48,49））开：28错
296期：（（10,11,13,14,15,21,24,26,28,29,34,40,42,45,46,49））开：26准
297期：（（01,02,03,04,07,08,09,12,15,17,22,23,25,33,38,43））开：12准
298期：（（04,08,10,11,12,14,15,16,18,20,32,34,37,38,42,46））开：//
