310期：〓(01,04,05,06,10,11,12,13,14,15,16,20,23,25,28,33,36,37,38,39,40,41,47,48)〓→开:37准
311期：〓(02,03,04,09,12,16,17,18,19,21,25,27,28,29,31,32,33,35,36,40,42,44,47,48)〓→开:40准
312期：〓(01,02,06,07,09,11,14,20,23,24,25,29,31,32,33,36,38,39,40,41,42,43,45,49)〓→开:36准
313期：〓(02,03,06,07,08,11,12,13,14,16,17,19,21,24,26,27,34,37,39,40,41,44,46,47)〓→开:18错
314期：〓(03,05,06,07,11,13,14,15,16,17,19,20,27,28,30,31,34,35,36,38,40,42,44,46)〓→开:??←