046期:半数【《01,03,05,06,13,15,16,17,19,20,22,23,28,29,30,35,36,37,38,39,41,42,45,47》】开:03准
047期:半数【《01,02,03,05,06,07,09,11,13,15,17,20,21,22,29,30,34,36,38,41,44,46,47,49》】开:39错
048期:半数【《01,02,06,13,14,17,20,21,22,23,24,25,29,31,32,37,38,39,41,43,46,47,48,49》】开:24准
049期:半数【《02,03,04,07,09,15,16,18,19,20,21,26,28,34,35,36,38,39,41,44,45,46,47,48》】开:13错
050期:半数【《01,04,05,06,07,10,12,14,15,18,19,22,23,27,28,29,30,31,32,39,41,45,47,49》】开:？？？？