/* -*- coding: utf-8 -*-
 *
 * 669.cc: No.669 対決!!! 飲み比べ - yukicoder
 */

#include<cstdio>
#include<cstdlib>
#include<cstring>
#include<cmath>
#include<iostream>
#include<string>
#include<vector>
#include<map>
#include<set>
#include<stack>
#include<list>
#include<queue>
#include<deque>
#include<algorithm>
#include<numeric>
#include<utility>
#include<complex>
#include<functional>
 
using namespace std;

/* constant */

/* typedef */

/* global variables */

/* subroutines */

/* main */

int main() {
  int n, k;
  scanf("%d%d", &n, &k);

  int gd = 0;
  for (int i = 0; i < n; i++) {
    int ai;
    scanf("%d", &ai);
    gd ^= ai % (k + 1);
  }
  //printf("gd=%d\n", gd);

  if (gd > 0) puts("YES");
  else puts("NO");
  return 0;
}