摘要: 先挂个板子: #include <bits/stdc++.h> #define int long long using namespace std; const int N=1e6+10,mod=1e9+7; mt19937 sj(114514); struct node{ int l,r,key, 阅读全文
posted @ 2024-04-21 18:04 o-Sakurajimamai-o 阅读(45) 评论(0) 推荐(0)
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