#include<bits/stdc++.h>
#define endl "\n"
#define FASTIO ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
typedef long long int ll;
const int INF = 1e9;
using namespace std;
int main()
{
FASTIO
int i, j, n, t, ele, ans;
cin>>t>>ele>>ans;
string s;
cout<<"FU"<<endl;
cin>>s;
return 0;
}
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