using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace ConsoleApp35
{
    class Program
    {
        static void Main(string[] args)

        {

            double biggest = double.MinValue;
            double sum = 0;
            int round = int.Parse(Console.ReadLine());
            for (int i = 0; i<round; i++)
            {
                double number = double.Parse(Console.ReadLine());

                if (number >biggest )
                {
                    biggest = number;

                }

                sum = sum + number;
            }
            if (biggest == (sum-biggest))
            {
                Console.WriteLine($"Yes");
                Console.WriteLine($"Sum = {Math.Abs(biggest)}");
            }
            else
            {
                Console.WriteLine($"No");
                Console.WriteLine($"Diff = {Math.Abs((sum-biggest)-biggest)}");
            }

        }
    }
}