316期:〓〓半数01,02,03,04,10,11,12,15,16,18,19,20,23,24,27,29,33,38,39,42,43,44,47,49》开24准
317期:〓〓半数02,03,04,05,07,11,12,14,16,18,19,20,21,22,23,24,30,32,34,37,38,41,42,49》开18准
318期:〓〓半数02,03,05,08,10,11,14,15,16,19,20,24,26,29,30,33,34,36,37,41,42,44,45,46》开06错
319期:〓〓半数01,02,03,05,08,09,11,12,13,14,15,17,20,21,24,30,32,33,35,36,41,42,43,44》开45错
320期:〓〓半数01,05,07,08,09,10,11,13,15,16,17,19,20,21,22,24,29,30,31,37,41,46,47,49》开？？