A:排除号码:
排除前区:01,04,09,10,15,18,20,24=0-1
排除后区:02,03,07,11
B:龙头凤尾:
龙头关注:03或06
凤尾关注:28或29
C:前区方案:
a-10码:03,06,08,11,13,21,26,27,28,29
b-14码:03,06,08,11,12,13,14,17,21,26,27,28,29,30
c-18码:03,06,08,11,12,13,14,17,19,21,22,26,27,28,29,30,31,35
D:后区方案:
后区2码:06,08
后区4码:01,05,06,08
后区6码:01,04,05,06,08,10