247期：{{03,04,12,19,22,26,28,30,31,33,34,37,38,40,41,47}}开：31准
248期：{{03,04,15,18,21,22,24,25,27,30,33,37,38,39,41,42}}开：11错
249期：{{02,05,06,10,16,19,21,22,25,26,28,32,36,39,42,47}}开：32准
250期：{{02,04,06,07,10,12,18,20,21,22,23,24,25,29,30,46}}开：24准
251期：{{01,02,04,06,08,10,11,12,24,26,30,36,38,39,43,49}}开：14错
252期：{{08,09,11,17,18,19,23,27,28,31,33,35,40,42,45,49}}开：00
