050期：〓(01,02,06,08,09,11,12,13,14,15,17,19,21,22,23,26,30,32,36,38,41,42,43,49)〓→开:23准
051期：〓(02,03,05,07,08,09,13,14,17,19,20,21,22,23,25,26,32,34,38,39,40,44,46,47)〓→开:01错
052期：〓(02,04,07,08,09,12,14,15,16,21,22,25,29,32,34,35,36,37,39,40,42,43,47,48)〓→开:38错
053期：〓(01,03,04,11,13,14,15,16,19,22,23,24,25,26,27,28,33,34,35,41,44,46,47,48)〓→开:15准
054期：〓(01,02,04,07,09,11,12,13,14,15,16,19,20,24,28,32,33,35,40,41,43,44,46,47)〓→开:??←