a:排除号码:
排除前区:01,17,11,15,21,26,33,35=0-1
排除后区:03,04,11,12
b:龙头凤尾:
龙头关注:04或06
凤尾关注:25或27
c:前区方案:
a-10码:04,06,10,12,16,18,19,23,25,27
b-14码:04,06,10,12,16,18,19,20,22,23,24,25,27,32
c-18码:03,04,06,09,10,12,13,16,17,18,19,20,22,23,24,25,27,32
d:后区方案:
后区2码:05,07
后区4码:05,07,09,10
后区6码:01,02,05,07,09,10