#include <iostream>
#include <algorithm>
#include <vector>
using namespace std;

int main(){
    int N, K;
    cin >> N >> K;
    int grundy_xor = 0;
    for(int i = 0; i < N; i++){
        int num;
        cin >> num;
        grundy_xor ^= num % (K + 1);
    }
    if(grundy_xor){
        cout << "YES" << endl;
    }else{
        cout << "NO" << endl;
    }
}