using System;
using System.Collections;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.Linq;
using System.Numerics;


namespace AtCoderWorkspace
{
    class Program
    {
        static void Main(string[] args)
        {
            var cin = new Scanner();
            var N = cin.nextInt();
            int[] a = new int[N];
            for (int i = 0; i < N; i++)
            {
                a[i] = cin.nextInt();
            }

            if (a.All(n => n == 0))
            {
                Console.WriteLine("Yes");
                return;
            }

            if(a.Length % 3 == 0 && (a[0] ^ a[1] ^ a[2]) == 0)
            {
                var x1 = a.Count(n => n == a[0]);
                var x2 = a.Count(n => n == a[1]);
                var x3 = a.Count(n => n == a[2]);

                var x0 = a.Count(n => n == 0);

                if( x1 == (2*N)/3 && x0 == N/3)
                {
                    Console.WriteLine("Yes");
                    return;
                }
                if (x2 == (2 * N) / 3 && x0 == N / 3)
                {
                    Console.WriteLine("Yes");
                    return;
                }
                if (x3 == (2 * N) / 3 && x0 == N / 3)
                {
                    Console.WriteLine("Yes");
                    return;
                }
                               
                if (x1 == N / 3 && x2 == N / 3 && x3 == N / 3)
                {
                    Console.WriteLine("Yes");
                    return;
                }
            }

            Console.WriteLine("No");
        }
    }

    

    class Scanner
    {
        string[] s;
        int i;

        char[] cs = new char[] { ' ' };

        public Scanner()
        {
            s = new string[0];
            i = 0;
        }

        public string next()
        {
            if (i < s.Length) return s[i++];
            string st = Console.ReadLine();
            while (st == "") st = Console.ReadLine();
            s = st.Split(cs, StringSplitOptions.RemoveEmptyEntries);
            if (s.Length == 0) return next();
            i = 0;
            return s[i++];
        }

        public int nextInt()
        {
            return int.Parse(next());
        }
        public int[] ArrayInt(int N, int add = 0)
        {
            int[] Array = new int[N];
            for (int i = 0; i < N; i++)
            {
                Array[i] = nextInt() + add;
            }
            return Array;
        }

        public long nextLong()
        {
            return long.Parse(next());
        }

        public long[] ArrayLong(int N, long add = 0)
        {
            long[] Array = new long[N];
            for (int i = 0; i < N; i++)
            {
                Array[i] = nextLong() + add;
            }
            return Array;
        }

        public double nextDouble()
        {
            return double.Parse(next());
        }


        public double[] ArrayDouble(int N, double add = 0)
        {
            double[] Array = new double[N];
            for (int i = 0; i < N; i++)
            {
                Array[i] = nextDouble() + add;
            }
            return Array;
        }
    }
}