a:排除号码:
排除前区:03,04,09,13,18,24,26,33=0-1
排除后区:03,05,09,11
b:龙头凤尾:
龙头关注:02或07
凤尾关注:23或25
c:前区方案:
a-10码:02,07,08,10,15,17,20,22,23,25
b-14码:02,07,08,10,15,17,19,20,21,22,23,25,28,29
c-18码:01,02,06,07,08,10,11,15,16,17,19,20,21,22,23,25,28,29
d:后区方案:
后区2码:08,10
后区4码:02,04,08,10
后区6码:01,02,04,07,08,10