#include <bits/stdc++.h>
using namespace std;
using i64 = long long;
#define rep(i,s,e) for(int (i) = (s);(i) <= (e);(i)++)

int N;
int K;
vector<i64> a;
int main(){
  cin >> N >> K;
  a.resize(N);
  rep(i,0,N - 1) cin >> a[i];
  i64 nim = 0;
  rep(i,0,N - 1) nim ^= (a[i]) % (K + 1);
  if(nim == 0){
    cout << "NO" << endl;
  }
  else{
    cout << "YES" << endl;
  }
}