309期：≌【24】≌《01,02,03,04,05,09,11,12,13,17,18,19,20,22,24,25,27,40,42,43,44,45,46,48》开：44对
310期：≌【24】≌《03,04,06,08,11,12,14,16,19,20,21,24,26,27,28,29,33,37,39,44,46,47,48,49》开：19对
311期：≌【24】≌《04,06,08,10,12,13,16,17,19,20,21,22,23,28,30,32,36,38,39,43,44,46,47,48》开：47对
312期：≌【24】≌《01,02,04,07,10,12,13,14,15,16,17,18,20,22,24,25,26,28,32,33,34,41,44,48》开：47错
313期：≌【24】≌《01,03,05,06,09,10,12,17,18,20,21,22,25,26,27,29,31,34,38,41,43,44,45,49》开：//