2015年5月2日
Codeforces Round #301 解题报告
摘要： 感觉这次的题目顺序很不合理啊...A. Combination LockScrooge McDuck keeps his most treasured savings in a home safe with a combination lock. Each time he wants to pu... 阅读全文
posted @ 2015-05-02 20:27 mjy0724 阅读(167) 评论(0) 推荐(0) 编辑