A:排除号码:
排除前区:04,09,10,13,14,18,20,25=0-1
排除后区:05,06,09,12
B:龙头凤尾:
龙头关注:07或12
凤尾关注:31或35
C:前区方案:
a-10码:07,12,15,16,19,21,22,23,31,35
b-14码:01,02,03,05,07,12,15,16,19,21,22,23,31,35
c-18码:01,02,03,05,06,07,12,15,16,19,21,22,23,29,31,32,34,35
D:后区方案:
后区2码:08,10
后区4码:03,04,08,10
后区6码:03,04,07,08,10,11