A:排除号码:
排除前区:02,03,15,18,21,22,27,35=0-1
排除后区:01,02,05,12
B:龙头凤尾:
龙头关注:05或07
凤尾关注:28或30
C:前区方案:
a-10码:05,07,08,11,13,20,24,26,28,30
b-14码:05,07,08,11,13,19,20,23,24,26,28,29,30,31
c-18码:04,05,06,07,08,09,11,13,14,19,20,23,24,26,28,29,30,31
D:后区方案:
后区2码:04,06
后区4码:04,06,08,09
后区6码:04,06,07,08,09,11