摘要: 权值线段树 #include<bits/stdc++.h> using namespace std; const int MAXN = 5e5+10; int n,m,a[MAXN],x,y,op; //Segment tree #define l(x) tree[x].ls #define r(x 阅读全文
posted @ 2024-06-01 12:46 GuTongXing 阅读(35) 评论(0) 推荐(0)