338期:半数【《02,03,05,06,07,08,10,11,13,19,20,23,25,29,32,33,36,37,38,39,40,41,44,47》】开:03准
339期:半数【《01,02,03,05,06,09,11,14,16,19,21,22,23,25,29,31,32,34,35,36,37,44,45,49》】开:03准
340期:半数【《05,08,11,12,13,15,17,19,20,21,23,24,26,27,28,30,31,32,33,36,39,41,43,49》】开:？？？？