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