186期:〓〓半数02,07,09,13,14,17,20,22,23,24,25,26,27,30,31,35,37,38,39,40,43,44,45,48》开23准
187期:〓〓半数01,02,03,07,08,09,13,14,15,17,18,19,20,23,25,27,30,31,33,36,37,39,40,42》开01准
188期:〓〓半数02,03,04,06,12,13,14,19,21,22,26,27,29,30,31,32,33,35,38,39,41,46,47,49》开16错
189期:〓〓半数01,02,04,05,07,10,13,15,16,18,20,26,27,30,35,37,38,39,42,43,45,46,48,49》开？？