A:排除号码:
排除前区:01,03,04,07,14,20,21,32=0-1
排除后区:06,07,09,12
B:龙头凤尾:
龙头关注:08或09
凤尾关注:26或34
C:前区方案:
a-10码:08,09,10,12,15,16,19,22,26,34
b-14码:02,05,06,08,09,10,12,15,16,19,22,26,27,34
c-18码:02,05,06,08,09,10,11,12,15,16,19,22,23,25,26,27,29,34
D:后区方案:
后区2码:01,03
后区4码:01,03,08,10
后区6码:01,03,05,08,10,11