#include <bits/stdc++.h>
using namespace std;

int main() {
  int N;
  bool B = false;
  string S; cin >> N >> S;
  for (int i = 0; i < N; i++) {
    if (B) cout << S.at(i);
    else if (S.at(i) == 'c') {
      cout << "UEC";
      B = true;
    }
  }
  cout << endl;
}