308期:((01,10,11,12,13,17,18,25,26,29,31,37,43,44,47,48))开:17对
309期:((03,04,05,14,18,24,26,27,28,29,30,33,35,37,43,48))开:44错
310期:((09,10,12,13,14,19,27,29,33,37,38,42,44,45,47,49))开:19对
311期:((08,12,15,16,17,22,24,31,34,39,40,41,45,46,47,48))开:47对
312期:((01,08,12,18,19,23,24,25,26,31,35,37,40,42,46,47))开://