摘要: #include<bits/stdc++.h> using namespace std; #define ll long long ll n,a[1000000],siz; ll k[1000000],lazy[1000000]; int main(){ cin>>n; for(int i=0;i< 阅读全文
posted @ 2025-09-09 21:41 MistyPost 阅读(16) 评论(0) 推荐(0)