摘要: #include<bits/stdc++.h> using namespace std; #define N 40005 int n,lim,k; long long ans; int sz[N],sm[N],h[N],ct[N],c[N]; struct AB{ int a,b,c,n; }d[N 阅读全文
posted @ 2023-05-16 13:18 hubingshan 阅读(17) 评论(0) 推荐(0)