A:排除号码:
排除前区:01,07,16,19,20,23,28,32=0-1
排除后区:02,04,07,11
B:龙头凤尾:
龙头关注:03或05
凤尾关注:24或26
C:前区方案:
a-10码:03,05,06,08,11,13,15,17,24,26
b-14码:03,05,06,08,11,13,15,17,21,22,24,26,30,33
c-18码:02,03,05,06,08,09,10,11,13,14,15,17,21,22,24,26,30,33D:后区方案:
后区2码:06,08
后区4码:03,05,06,08
后区6码:01,03,05,06,08,09