047期:〓〓半数01,02,04,05,08,09,12,15,16,17,18,19,23,25,27,28,34,35,38,40,41,44,45,49》开04准
048期:〓〓半数02,03,04,07,08,11,12,14,15,18,20,22,23,24,25,30,34,35,36,37,38,41,45,49》开49准
049期:〓〓半数02,04,06,07,09,12,13,14,16,17,19,20,21,22,23,25,27,39,41,42,43,47,48,49》开08错
050期:〓〓半数01,04,06,09,11,12,14,15,18,19,23,24,25,27,28,29,31,33,41,42,44,45,46,48》开？？