#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using vi = vector<int>;
using pi = pair<int, int>;
const int mxn = 2e5;
int n;
string ar[mxn];
void solve() {
  cin >> n;
  for (int i = 0; i < n; ++i) cin >> ar[i];
  set<string> second;
  for (int i = n - 1; i >= 0; --i) {
    if (second.count(ar[i])) continue;
    cout << ar[i] << '\n';
    second.insert(ar[i]);
  }
}
int main() {
  ios_base::sync_with_stdio(0);
  cin.tie(0);
  int t;
  t = 1;
  while (t--) solve();
}
