CACCD AABDA CCCCB ABDAD ABBAA CDABA
Section A: CADCD CCDDD BDCDB BACDB ADDAB AACDB
Section B:(简答题:略) 8jEZCv0ndxO3/uXecnMcmsA2kiOxxAn/2QSWfCkBt0jUCDwX6SD40LqndQDTm5FS