选一1码24
选二2码16,24
选三3码16,24,35
选四4码16,24,35,55
选五5码16,24,35,52,55
选六6码16,24,35,52,55,73
选七7码15,16,24,35,52,55,73
选八8码15,16,24,28,35,52,55,73