293期:〓〓半数03,04,08,11,13,14,15,17,18,21,23,24,25,28,30,31,34,36,37,40,42,43,46,49》开30准
294期:〓〓半数01,02,04,05,07,10,13,16,17,18,20,21,26,29,31,34,35,37,38,39,43,46,48,49》开48准
295期:〓〓半数02,04,06,08,10,11,12,14,15,16,18,22,24,25,26,31,32,33,34,37,38,42,44,49》开24准
296期:〓〓半数05,08,13,14,15,16,19,21,22,23,24,26,28,29,30,31,33,34,35,42,43,45,46,49》开09错
297期:〓〓半数05,06,08,09,11,13,15,16,19,20,21,24,25,29,31,32,33,36,38,41,45,46,47,49》开49准
298期:〓〓半数01,06,07,08,14,17,19,20,21,23,25,26,28,32,33,35,36,39,40,41,45,46,47,49》开44错
299期:〓〓半数02,03,05,07,09,16,21,22,23,25,26,27,28,30,31,33,35,36,39,40,44,45,46,49》开21准
300期:〓〓半数02,04,06,07,11,12,13,14,15,19,20,21,23,27,28,32,33,34,36,38,40,42,43,47》开？？