308期：((05,07,09,10,13,18,20,22,25,29,30,31,36,40,44,49))开：18准
309期：((01,02,07,15,16,21,25,28,31,33,38,42,43,44,45,46))开：49错
310期：((02,03,04,06,10,13,14,15,16,19,21,25,30,37,41,44))开：37准
311期：((01,04,06,08,10,11,12,14,16,21,37,41,43,45,46,49))开：40错
312期：((09,10,11,18,21,22,24,25,33,35,36,37,44,45,46,48))开：==？