#include <bits/stdc++.h>
using namespace std;
int main() {
  int n;
  cin >> n;
  vector<int> a(n);
  for (int i = 0; i < n; ++i) cin >> a[i];
  if (n > 3)
    cout << "No" << endl;
  else {
    bool flag = false;
    for (int i = 0; i < n; ++i) {
      if ((a[i] ^ a[(i + 2) % n]) == a[(i + 1) % n]) flag = true;
    }
    if (flag)
      cout << "Yes" << endl;
    else
      cout << "No" << endl;
  }
  return 0;
}
