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