CACCD AABDA CCCCB ABDAD ABBAA CDABA
Section A: CADCD CCDDD BDCDB BACDB ADDAB AACDB
Section B:(简答题:略) t8pI3DXW0mtByPqbUUSemQLeT2H+l6gnDzOyzFVIx5gX6ku2nBpYJDYgP58dt9Y0