CACCD AABDA CCCCB ABDAD ABBAA CDABA
Section A: CADCD CCDDD BDCDB BACDB ADDAB AACDB
Section B:(简答题:略) sh4gvCFV5c0mD/l2Pv6vuL5BbgD+nY8Lu/qqmVbAQCsiiB+qtSGCGo7zQRT489xX