#include<iostream>

using namespace std;

int main() {
	int N;
	cin >> N;
	int a[100000];
	for (int i = 0; i < N; i++)cin >> a[i];
	int tmp = a[0];
	for (int i = 1; i < N; i++) {
		tmp ^= a[i];
	}
	if (tmp == 0)cout << "Yes" << endl;
	else cout << "No" << endl;
	return 0;
}