310期：＜24码＞（01,02,03,05,07,09,14,16,18,19,23,24,25,29,33,36,37,38,41,43,44,45,48,49）开：16对
311期：＜24码＞（01,04,07,08,09,10,13,15,16,17,19,20,21,23,26,29,30,31,33,34,38,41,42,45）开：37错
312期：＜24码＞（04,08,09,11,12,13,17,18,21,22,24,25,28,29,31,32,34,35,36,37,41,43,45,46）开：14错
313期：＜24码＞（01,02,04,06,07,10,12,15,16,17,20,24,27,29,30,31,32,33,40,41,43,44,45,49）开：00