#include <bits/stdc++.h>
using namespace std;
int main() {
  int N;
  cin >> N;
  vector<int> a(N, 0);
  for (int i = 0; i < N; i++) {
    cin >> a[i];
  }
  for (int i = 0; i < N; i++) {
    for (int j = i + 1; j < N; j++) {
      int c = a[i] ^ a[j];
      auto itr = std::find(a.begin(), a.end(), c);
      if (itr == a.end()) {
        cout << "No" << endl;
        exit(0);
      }
    }
  }
  cout << "Yes" << endl;
}
