2017年7月30日
Codeforces 235C Cyclical Quest - 后缀自动机
摘要： Some days ago, WJMZBMR learned how to answer the query "how many times does a string x occur in a string s" quickly by preprocessing the string s. But 阅读全文
posted @ 2017-07-30 21:53 阿波罗2003 阅读(239) 评论(0) 推荐(0) 编辑