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

namespace yukicoder
{
    public class Program
    {
        public static void Main()
        {
            var n = int.Parse(Console.ReadLine());
            var e = Console.ReadLine().Split().Select(x => long.Parse(x)).ToArray();
            var c = true;
            for(var i = 0; i < (int)Math.Pow(3, n - 1); i++)
            {
                var sum = new long[3];
                var a = "";
                var k = i;
                while (k >= 3)
                {
                    a += (k % 3).ToString();
                    k /= 3;
                }
                a = k + a;
                while (a.Length < n)
                {
                    a = "0" + a;
                }
                for(var j = 0; j < n; j++)
                {
                    sum[a[j] - '0'] += e[j];
                }
                if (sum[0] == sum[1] && sum[1] == sum[2])
                {
                    Console.WriteLine("Yes");
                    c = false;
                    break;
                }
            }
            if (c)
            {
                Console.WriteLine("No");
            }
        }
    }
}