摘要: Prefix 题目连接: (http://acm.hdu.edu.cn/showproblem.php?pid=5790) Description Alice gets N strings. Now she has Q questions to ask you. For each question, 阅读全文
posted @ 2016-08-02 20:07 femsub 阅读(470) 评论(0) 推荐(0) 编辑