摘要: #include <bits/stdc++.h> using namespace std; const int N=100005,inf=0x7fffffff; struct node{ int l,r,val,dat,cnt,size; }a[N]; int tot,root,n; int New 阅读全文
posted @ 2025-07-04 14:25 wyh0721 阅读(7) 评论(0) 推荐(0)