摘要: http://acm.hdu.edu.cn/showproblem.php?pid=2689 #include<bits/stdc++.h> #define low(x) (x&(-x)) using namespace std; const int maxn=1e5+5; typedef long 阅读全文
posted @ 2020-05-28 11:47 Hazelxcf 阅读(153) 评论(0) 推荐(1) 编辑
摘要: https://ac.nowcoder.com/acm/problem/20861 #include<bits/stdc++.h> #define low(x) (x&(-x)) using namespace std; const int N=1e5+5; typedef long long ll 阅读全文
posted @ 2020-05-28 11:27 Hazelxcf 阅读(130) 评论(0) 推荐(0) 编辑
摘要: https://ac.nowcoder.com/acm/problem/20032 #include <bits/stdc++.h> using namespace std; const int maxn = 5010; int N, R; int g[maxn][maxn]; int ans; i 阅读全文
posted @ 2020-05-28 09:49 Hazelxcf 阅读(138) 评论(0) 推荐(0) 编辑
摘要: https://www.acwing.com/problem/content/description/116/ #include <bits/stdc++.h> #include <iostream> #include <algorithm> #include <vector> using name 阅读全文
posted @ 2020-05-28 09:15 Hazelxcf 阅读(178) 评论(0) 推荐(0) 编辑