310期：＜24码＞（05,07,08,10,14,15,16,17,19,20,21,25,26,27,28,29,31,33,34,40,46,47,48,49）开：19对
311期：＜24码＞（01,04,06,12,13,15,16,17,19,20,21,22,25,28,29,30,33,34,35,40,45,46,48,49）开：47错
312期：＜24码＞（01,02,05,07,08,09,13,17,20,21,25,26,29,31,32,34,35,37,38,39,40,46,47,48）开：47对
313期：＜24码＞（01,03,05,07,08,10,12,13,14,15,19,20,21,22,24,25,28,31,33,35,37,39,41,48）开：00