#include <bits/stdc++.h>
using namespace std;
int main(int argc, char *argv[]) {
  int n;
  cin >> n;
  vector<int> arr(n);
  for (int i = 0; i < n; ++i) cin >> arr[i];
  sort(arr.begin(), arr.end());
  cout << arr[n / 2] << endl;
  return 0;
}
