247期：《《01,04,05,07,09,24,25,28,29,35,40,44,45,46,47,48》》开：47对
248期：《《04,06,08,09,14,19,27,29,30,32,35,37,38,43,46,48》》开：46对
249期：《《02,04,06,10,16,18,19,20,23,31,34,35,37,42,44,45》》开：02对
250期：《《01,02,04,05,08,12,14,15,16,19,20,27,31,36,46,47》》开：12对
251期：《《07,13,14,19,20,23,24,26,28,29,34,37,39,45,47,48》》开：05错
252期：《《01,07,09,14,19,20,23,24,27,29,31,36,44,45,46,47》》开：？？
