018期:24码〈〈01,02,04,05,09,15,16,18,19,20,22,23,24,26,28,32,33,34,36,40,42,44,46,48〉〉开:23对
019期:24码〈〈02,04,06,07,08,10,11,14,15,17,19,20,23,29,30,31,32,34,38,39,40,47,48,49〉〉开:36X
020期:24码〈〈01,06,07,09,10,13,14,15,16,17,20,24,25,26,30,32,34,35,37,40,43,46,47,49〉〉开:33X
021期:24码〈〈02,05,06,09,11,13,15,18,19,20,21,23,24,28,30,31,32,33,35,36,40,44,46,49〉〉开:00