#include <iostream>
#include <vector>
using namespace std;
int main(){
	int N, K;
	cin >> N >> K;
	vector<int> A(N);
	for (int i = 0; i < N; i++){
		cin >> A[i];
	}
	int X = 0;
	for (int i = 0; i < N; i++){
		X ^= A[i] % (K + 1);
	}
	if (X == 0){
		cout << "NO" << endl;
	} else {
		cout << "YES" << endl;
	}
}