12码=====17,19,24,27,30,33,34,42,48,60,67,75
选五6码====19,27,30,34,48,67
选四5码====19,27,34,48,67
选四4码====19,27,48,67
选三3码====19,27,48
选二2码====19,48
选一1码====48