311期：《《01,03,08,09,21,23,27,28,29,30,32,36,40,43,44,45》》开：40√
312期：《《03,12,14,15,17,22,25,29,30,31,34,37,40,43,46,49》》开：36x
313期：《《01,04,06,08,10,14,15,19,20,30,31,32,34,43,46,48》》开：18x
314期：《《05,08,09,10,13,20,21,23,24,27,28,33,39,41,45,46》》开：24√
315期：《《01,03,14,19,21,24,30,35,38,39,43,44,45,46,48,49》》开：中？