311期:[[09,12,13,14,17,18,19,21,26,28,35,39,41,42,46,47]]开:21有
312期:[[01,06,09,10,13,17,20,24,27,29,34,35,36,42,46,48]]开:48有
313期:[[01,04,09,10,11,21,22,24,25,26,34,35,37,41,42,47]]开:46无
314期:[[01,03,05,08,12,17,23,24,25,31,32,35,38,41,46,47]]开:18无
315期:[[01,05,16,17,21,22,26,28,35,36,37,40,41,42,48,49]]开:35有
316期:[[01,02,03,05,07,10,13,16,22,31,39,42,43,46,48,49]]开:==?