A:排除号码:
排除前区:03,05,11,13,15,21,22,32=0-1
排除后区:03,05,07,11
B:龙头凤尾:
龙头关注:07或09
凤尾关注:31或34
C:前区方案:
a-10码:07,09,10,12,25,28,29,30,31,34
b-14码:07,09,10,12,14,16,23,24,25,28,29,30,31,34
c-18码:01,06,07,09,10,12,14,16,19,20,23,24,25,28,29,30,31,34
D:后区方案:
后区2码:02,04
后区4码:02,04,08,12
后区6码:01,02,04,08,09,12