using System; using static System.Console; using System.Linq; using System.Collections.Generic; class Program { static int NN => int.Parse(ReadLine()); static int[] NList => ReadLine().Split().Select(int.Parse).ToArray(); static int[][] NArr(long n) => Enumerable.Repeat(0, (int)n).Select(_ => NList).ToArray(); public static void Main() { Solve(); } static void Solve() { var c = NList; var (n, k) = (c[0], c[1]); var a = NList; var set = new HashSet{ 0 }; var cxor = 0; for (var i = 0; i < a.Length; ++i) { cxor ^= a[i]; if (set.Contains(k ^ cxor)) { WriteLine("Yes"); return; } set.Add(cxor); } WriteLine("No"); } }