Half Sum Element ccc....

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

namespace ConsoleApp20
{
    class Program
    {
        static void Main(string[] args)
        {
            int n = int.Parse(Console.ReadLine());
            int allSum = 0;
            int biggestNum = 0;

            for (int i = 0; i < n; i++)
            {
                int readNum = int.Parse(Console.ReadLine());
                allSum += readNum;

                if (biggestNum < readNum)
                {
                    biggestNum = readNum;
                }

            }
            if (allSum - biggestNum == biggestNum)
            {
                Console.WriteLine($"Yes Sum = {biggestNum}");
            }
            else if (biggestNum < allSum)
            {
                Console.WriteLine($"No Diff = {Math.Abs(allSum - biggestNum - biggestNum)}");
            }
            else
            {
                Console.WriteLine($"No Diff = {biggestNum}");
            }
        }
    }
}