摘要:
#include <bits/stdc++.h> #define CLOSE ios::sync_with_stdio(false);cin.tie(0);cout.tie(0) #define endl "\n" typedef long long LL; const int N = 1e6 + 阅读全文
摘要:
/* https://www.acwing.com/solution/content/44886/ 看acwing */ #include <bits/stdc++.h> #define CLOSE ios::sync_with_stdio(false);cin.tie(0);cout.tie(0) 阅读全文