a:排除号码:
排除前区:01,06,07,16,20,22,34,35=0-1
排除后区:03,04,09,10
b:龙头凤尾:
龙头关注:02或04
凤尾关注:24或26
c:前区方案:
a-10码:02,04,08,10,11,13,15,17,24,26
b-14码:02,04,08,10,11,13,15,17,21,24,25,26,27,30
c-18码:02,04,08,09,10,11,12,13,14,15,17,18,21,24,25,26,27,30
d:后区方案:
后区2码:02,06
后区4码:02,06,11,12
后区6码:01,02,06,07,11,12