308期：︽24码︽（03,07,10,12,15,17,18,19,20,21,22,23,25,26,27,30,32,33,34,35,37,38,48,49）开：17中
309期：︽24码︽（04,06,07,08,09,10,14,16,19,24,25,27,29,31,37,38,39,41,43,45,46,47,48,49）开：44错
310期：︽24码︽（03,04,08,09,10,13,15,18,22,23,24,25,26,28,29,32,39,41,42,43,44,45,47,49）开：19错
311期：︽24码︽（08,09,12,13,14,15,17,18,19,20,21,22,23,26,31,32,36,38,40,43,45,46,48,49）开：**