309期：((06,09,10,13,14,16,17,22,27,28,31,33,37,38,48,49))开：49中中中
310期：((02,03,05,07,08,13,15,16,20,21,23,26,28,30,33,35))开：37错错错
311期：((02,08,10,11,21,22,23,24,28,29,30,33,36,37,41,48))开：40错错错
312期：((03,04,05,14,17,20,23,26,29,31,34,35,39,42,45,48))开：==？