摘要: https://www.acwing.com/problem/content/1209/ #include<iostream> #include<cstring> #include<algorithm> #include<cstdio> using namespace std; const int 阅读全文
posted @ 2022-11-09 22:34 风乐 阅读(18) 评论(0) 推荐(0)
摘要: 图论好难啊,什么树啊图啊,树的直径,最短路径啊,怎么求啊,这算法怎么是对的啊???好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好南啊好 阅读全文
posted @ 2022-11-09 22:27 风乐 阅读(71) 评论(0) 推荐(0)