282期:[[10,12,13,20,22,29,30,31,32,34,36,38,39,44,45,49]]开:30有
283期:[[03,04,08,10,11,14,17,19,21,22,23,25,30,35,48,49]]开:39无
284期:[[07,10,13,15,17,21,22,24,28,33,36,37,39,41,45,46]]开:17有
285期:[[02,05,06,07,12,13,19,24,26,30,31,32,33,41,44,49]]开:33有
286期:[[03,05,08,09,11,13,20,23,27,28,30,31,35,36,45,46]]开:==?