#include <bits/stdc++.h>
using namespace std;
using ll = long long;
using P = pair<int, int>;
int main() {
  int n;
  cin >> n;
  vector<int> a(n);
  for (int i = 0; i < (n); ++i) cin >> a[i];
  int sum = 0;
  for (int i = 0; i < (n); ++i) sum ^= a[i];
  if (sum == 0)
    cout << "Yes" << endl;
  else
    cout << "No" << endl;
  return 0;
}
