049期: 《［01,02,05,06,07,08,14,15,16,17,18,23,24,25,27,31,34,35,36,39,41,44,46,49］》开:07准
050期: 《［01,02,04,05,06,07,11,12,13,16,19,21,23,27,29,31,34,35,36,37,40,43,44,47］》开:31准
051期: 《［03,04,07,09,13,14,15,16,17,18,19,21,22,24,25,28,29,35,37,38,42,45,46,49］》开:？？