249期:24,==01,02,03,06,07,08,09,14,15,16,17,22,23,26,29,33,34,36,37,39,43,44,46,48。开:02对
250期:24,==03,04,05,07,08,09,10,14,16,17,21,22,23,24,25,28,31,32,38,40,42,43,44,49。开:12错
251期:24,==01,04,05,06,09,11,14,15,16,17,18,21,24,25,26,30,31,32,37,38,45,46,48,49。开://