#include <bits/stdc++.h>
using namespace std;
int main() {
  int N = 0;
  int tmp = 0;
  vector<int> natural;
  cin >> N;
  for (int i = 0; i < N; i++) {
    cin >> tmp;
    natural.push_back(tmp);
  }
  sort(natural.begin(), natural.end());
  for (auto itr = natural.end() - 1; itr != natural.begin(); --itr) {
    for (auto pulled = natural.begin(); pulled != natural.end(); ++pulled) {
      if ((*itr - *pulled) % (N - 1) == 0) {
        cout << *itr << " " << *pulled << "\n";
        return 0;
      }
    }
  }
}
