#include <bits/stdc++.h>
using namespace std;
using ll=long long;
#define rep(i,n) for(int i=0;i<n;i++)

int main(){
    int n;
    string s;
    cin >> n >> s;

    int count=0;
    rep(i,n) if(s[i]=='c') count++;
    assert(1<=n&&n<=100&&s.size()==n&&count==1);

    int i=0;
    while(s[i]!='c') i++;
    i++;
    cout << "UEC";
    for(;i<n;i++) cout << s[i];
    cout << endl;
}