答案:1-10 C C C C A B B B A C
11-20 A A A B C B C A A C
21-30 C A B A A C C B B A
31-40 B B C C A B C B B A
41-50 A B B B C C C A A A
51-60 B A A A B A A C C A
61-70 B C A A C B B B A B
71-80 B B B B B B C C C B
81-90 B C A A B C B C B C
91-100 C C C B C C B A B A