297期：((07,12,18,19,23,24,32,33,38,40,43,44,45,47,48,49))开：12OK
298期：((04,06,08,09,12,13,20,22,23,25,26,27,31,33,42,48))开：31OK
299期：((02,03,06,13,15,18,19,21,22,25,26,27,29,31,37,44))开：05x
300期：((02,05,07,09,10,12,14,15,16,21,23,30,31,32,35,39))开：46x
301期：((02,05,06,12,14,19,21,22,30,31,32,39,41,43,47,49))开：//
