A:排除号码:
排除前区:03,08,10,11,15,20,32,35=0-1
排除后区:04,06,08,10
B:龙头凤尾:
龙头关注:04或06
凤尾关注:26或30
C:前区方案:
a-10码:04,06,07,13,14,23,24,25,26,30
b-14码:01,02,04,06,07,12,13,14,16,23,24,25,26,30
c-18码:01,02,04,06,07,12,13,14,16,18,19,23,24,25,26,28,30,34
D:后区方案:
后区2码:01,02
后区4码:01,02,09,12
后区6码:01,02,05,07,09,12