#include<bits/stdc++.h>
#define int long long
#define MAX 100010
#define INF 4557430888798830399
#define eb emplace_back
#define mp make_pair
#define pii pair<int,int>
#define piii pair<pii,int>
#define fi first
#define se second
using namespace std;
const int mod=998244353;
inline void Madd(int &a,int b){a=a+b>=mod?a+b-mod:a+b;}
inline void Mdel(int &a,int b){a=a-b<0?a-b+mod:a-b;}
inline void Mmul(int &a,int b){a=a*b%mod;}
inline int Cadd(int a ,int b){return a+b>=mod?a+b-mod:a+b;}
inline int Cdel(int a ,int b){return a-b<0?a-b+mod:a-b;}
inline int Cmul(int a ,int b){return a*b%mod;}
int n,a[MAX],ans;
inline void solve()
{
}
signed main()
{
ios::sync_with_stdio(false); cin.tie(0);
int T=1; //cin>>T;
while(T--) solve();
return (0-0);
}