243期：((02,08,09,16,19,20,24,25,26,27,30,31,34,42,45,48))开：08准
244期：((01,07,09,10,11,12,16,18,21,30,34,36,43,44,46,48))开：24错
245期：((02,03,07,13,15,18,19,22,23,26,35,36,40,41,42,44))开：44准
246期：((03,04,10,15,19,20,21,22,23,24,26,29,41,46,48,49))开：06错
247期：((03,05,06,07,14,22,23,25,26,27,29,30,39,40,42,44))开：25准
248期：((02,04,06,07,09,16,17,19,21,25,26,29,37,39,41,49))开：==？