A:排除号码:
排除前区:04,08,09,15,17,21,24,28=0-1
排除后区:02,03,05,12
B:龙头凤尾:
龙头关注:01或03
凤尾关注:32或34
C:前区方案:
a-10码:01,03,11,13,14,16,26,30,32,34
b-14码:01,03,07,11,13,14,16,18,26,29,30,31,32,34
c-18码:01,03,07,10,11,13,14,16,18,20,22,25,26,29,30,31,32,34
D:后区方案:
后区2码:09,11
后区4码:04,06,09,11
后区6码:01,04,06,08,09,11