#include <bits/stdc++.h>
using namespace std;
int main () {
	int N;
	cin >> N;
	string s;
	cin >> s;
	for (int i = 0; i < N; i ++) {
		if (s[i] == 'c') {
			cout << "UEC" << s.substr(i+1, N-i) << endl;
			return 0;
		}
	}
}