#include <bits/stdc++.h>
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 ans = 0;
	for (int i = 0;i < n;i++) {
		while (a[i] > 0) {
			ans ^= min(a[i], k);
			a[i] -= k;
		}
	}
	cout << ((ans == 0) ? "NO" : "YES") << endl;

	return 0;
}