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[] NMi => ReadLine().Split().Select(c => int.Parse(c) - 1).ToArray(); static int[][] NMap(int n) => Enumerable.Repeat(0, n).Select(_ => NMi).ToArray(); public static void Main() { Solve(); } static void Solve() { var n = NN; var a = NList; WriteLine(Xor(n, a) ? "Yes" : "No"); } static bool Xor(int n, int[] a) { var set = new HashSet(a); if (set.Count < n) return true; var dp1 = new bool[8192]; dp1[a[0]] = true; var dp2 = new bool[8192]; var all = a[0]; for (var i = 1; i < n; ++i) { var ndp1 = new bool[8192]; var ndp2 = new bool[8192]; for (var b = 0; b < dp1.Length; ++b) { ndp1[b ^ a[i]] |= dp1[b]; ndp2[b] |= dp1[b]; ndp2[b ^ a[i]] |= dp2[b]; ndp2[b] |= dp2[b]; } dp1 = ndp1; dp2 = ndp2; all ^= a[i]; } return all == 0 && dp2[0]; } }