247期:24,==05,08,09,10,11,12,14,15,16,18,19,25,27,29,33,35,37,38,40,41,45,47,48,49。开:25对
248期:24,==04,06,07,08,10,13,17,18,19,20,21,22,26,32,33,34,36,38,41,42,44,45,46,49。开:12错
249期:24,==06,08,10,11,14,15,16,19,28,30,31,32,35,36,37,38,39,40,41,42,44,45,46,49。开://