using System;
using System.Collections.Generic;
using System.Linq;
using static System.Console;

class Program
{
    static void Main()
    {
        var K = int.Parse(ReadLine().Split()[1]);
        WriteLine(ReadLine().Split().Select(x => int.Parse(x) % (K + 1)).Aggregate((x, y) => x ^ y) != 0 ? "YES" : "NO");
    }
}