a:排除号码:
排除前区:03,06,11,20,27,31,33,35=0-1
排除后区:01,05,07,09
b:龙头凤尾:
龙头关注:02或04
凤尾关注:24或29
c:前区方案:
a-10码:02,04,08,10,12,15,17,22,24,29
b-14码:02,04,08,09,10,12,13,15,17,22,24,25,29,30
c-18码:01,02,04,05,08,09,10,12,13,14,15,16,17,22,24,25,29,30
d:后区方案:
后区2码:06,08
后区4码:06,08,11,12
后区6码:02,03,06,08,11,12