050期:〓〓半数01,03,04,06,08,10,12,13,18,20,21,22,23,24,25,26,27,32,33,38,39,40,41,47》开23准
051期:〓〓半数03,04,06,07,09,10,11,15,16,18,22,23,25,30,31,33,37,38,39,41,42,44,47,49》开01错
052期:〓〓半数02,08,12,14,17,18,21,25,27,28,29,30,31,33,34,35,37,38,40,43,44,46,47,48》开38准
053期:〓〓半数03,05,06,07,08,10,12,13,15,18,20,21,22,23,24,27,29,31,33,34,35,40,45,47》开？？