muoban
### atcoder
```cpp=
#include<bits/stdc++.h>
#define ll long long
#define rep(a,b,c) for(int a=b; a<c; ++a)
#define pb emplace_back
#define f first
#define s second
#define lpos (1<<pos)
#define rpos ((1<<pos)|1)
#define gao pair<ll,ll>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
const ll mod=1e9+7;
const ll maxn=2e5+5;
int main(){
ios::sync_with_stdio(0),cin.tie(0);
int n;
cin>>n;
vector<ll> vec(n);
rep(i,0,n){
cin>>vec[i];
}
}
```
### normal
```cpp=
#include<bits/stdc++.h>
#define ll long long
#define rep(a,b,c) for(int a=b; a<c; ++a)
#define pb emplace_back
#define f first
#define s second
#define lpos (1<<pos)
#define rpos ((1<<pos)|1)
#define gao pair<ll,ll>
#pragma GCC optimize("O3,unroll-loops")
#pragma GCC target("avx2,bmi,bmi2,lzcnt,popcnt")
using namespace std;
const ll mod=1e9+7;
const ll maxn=2e5+5;
int main(){
ios::sync_with_stdio(0),cin.tie(0);
}
```