310期：<<02,04,05,12,20,22,26,29,30,32,36,37,39,43,46,47>>开：37有
311期：<<01,06,14,15,24,26,27,29,30,39,40,42,43,45,46,47>>开：40有
312期：<<02,05,11,12,13,19,21,28,29,30,33,37,38,45,48,49>>开：36无
313期：<<02,05,07,12,24,25,26,27,29,30,33,34,36,38,44,49>>开：18无
314期：<<01,03,15,16,20,22,23,24,31,36,41,43,45,46,47,48>>开：24有
315期：<<05,06,12,14,17,21,23,24,25,28,34,38,44,45,46,47>>开：88