Codeforces Round #383 (Div. 2) C. Arpa's loud Owf and Mehrdad's evil plan —— DFS找环
摘要：
题目链接：http://codeforces.com/contest/742/problem/C C. Arpa's loud Owf and Mehrdad's evil plan time limit per test 1 second memory limit per test 256 meg 阅读全文
posted @ 2017-07-14 08:57 h_z_cong 阅读(170) 评论(0) 推荐(0) 编辑
