include <bits/stdc++.h>

define ll long long int

define ift intfast64t

define pb push_back

define all(x) (x).begin(), (x).end()

define fi first

define se second

using namespace std ;

int main () { //#BY

//freopen(".inp","r",stdin);
//freopen(".out","w",stdout);

    ios_base::sync_with_stdio(false);
cin.tie(nullptr);
    cout.tie(nullptr);

}