A:排除号码:
排除前区:02,03,05,06,08,13,18,24=0-1
排除后区:01,05,07,08
B:龙头凤尾:
龙头关注:01或04
凤尾关注:31或32
C:前区方案:
a-10码:01,04,07,14,20,22,26,30,31,32
b-14码:01,04,07,10,11,14,15,16,20,22,26,30,31,32
c-18码:01,04,07,10,11,14,15,16,20,22,26,27,28,30,31,32,34,35
D:后区方案:
后区2码:09,11
后区4码:02,04,09,11
后区6码:02,03,04,06,09,11