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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 72

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 59

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 73

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 63

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 59

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 61

题解 | 有趣的区间

#include <bits/stdc++.h> using namespace std; typedef long long ll; int main() { ios::sync_with_stdio(false); cin.tie(0); int n; ...

2026-01-17

0 55

题解 | 【模板】拓扑排序

#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...

2026-01-16

0 67

题解 | 小A取石子

#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...

2026-01-15

0 60

题解 | many sum

#include <bits/stdc++.h> using namespace std; const int N=2e6+10; const int mod = 998244353; typedef long long ll; typedef unsigned long long ul...

2026-01-14

0 56