参考答案:
1~5 CDABB 6~10 AADAC 11~15 CAABC 16~20 DDCCB
21~25 DBBCB 26~30 CCAAD 31~35 DDBAC 36~40 DCCCB
41~45 DBCBB 46~50 ABDBD 51~55 DDACB 56~60 ADBBC
61~65 BAACB 66~70 AABCB 71~75 CCABB 76~80 BDDCB
81 ABCD 82 ACE 83ABC 84ABE 85ABCE 86ABD 87CDE 88ACD 89AB
90BC 91ABC 92ACD 93CDE 94ABCE 95ABC 96BCE 97ACD 98ABCD
99ACD 100BCD