quchen666

分类

题解(1)

/ 注册

全部文章（共58篇）

题解 | 幂次进近

#include <bits/stdc++.h> using namespace std; const int N=3e5+10; const int mod = 998244353; typedef long long ll; typedef unsigned long long ul...

2026-02-04

1 12

题解 | 躲藏

#include <bits/stdc++.h> using namespace std; const int N=3e5+10; typedef long long ll; typedef unsigned long long ull; const ll mod = 200012042...

2026-02-02

0 14

题解 | 小红的好排列

#include <bits/stdc++.h> using namespace std; typedef long long ll; typedef unsigned long long ull; const int N=1e6+10; const ll mod = 1e9+7; ll...

2026-02-01

0 14

题解 | 小红的gcd

#include <bits/stdc++.h> using namespace std; const int N=3e5+10; const int mod = 998244353; typedef long long ll; typedef unsigned long long ul...

2026-01-30

0 20

题解 | 小苯的最短路

#include <bits/stdc++.h> using namespace std; const int N=3e5+10; const int mod = 998244353; typedef long long ll; typedef unsigned long long ul...

2026-01-28

0 17

题解 | 音符

#include <bits/stdc++.h> using namespace std; typedef long long ll; const int N = 2e5+10; ll b[N]; ll pres[N]; void solve(){ int n,q; ...

2026-01-26

0 19

题解 | 好好好数组

#include <bits/stdc++.h> using namespace std; void solve() { int n,m; cin>>n>>m; if(m>3)cout<<0<<'\n';...

2026-01-25

0 20

题解 | dd爱探险

#include <bits/stdc++.h> using namespace std; const int N=3e5+10; const int mod = 1e9+7; typedef long long ll; typedef unsigned long long ull; c...

2026-01-24

0 20

题解 | 小红删数字

#include <bits/stdc++.h> using namespace std; const int N = 3e5+10; const int mod = 1e9+7; typedef long long ll; ll dp[N][100]; int n; ll a[N]; ...

2026-01-20

0 23

题解 | 阅读理解

#include <bits/stdc++.h> using namespace std; const int N = 1e5+10; int n ; int main() { ios::sync_with_stdio(false); cin.tie(0); ...

2026-01-19

0 21