CACCD AABDA CCCCB ABDAD ABBAA CDABA
Section A: CADCD CCDDD BDCDB BACDB ADDAB AACDB
Section B:(简答题:略) VCTPck1NqKhfGtlEkQVdgb0py3C5W2eE6fgIHkdpi7pzhEPKRffhN0pxZq1/kdt1