halfSumElement

using System;

namespace HalfSumElement
{
    class Program
    {
        public static void Main(string[] args)
        {
            int num;

            if (int.TryParse(Console.ReadLine(),out num))
            {
                    int [] foo  = new int[num];

                for (int i = 0; i < num; i++)
                {
                    int value;
                    if (int.TryParse(Console.ReadLine(),out value))
                    {
                        foo[i] = value;
                    }
                    else
                    {
                        i--;
                    }
                }
                int sum = 0;
                int maxValue =0;
                bool foundEqual = false;
                for (int y = 0; y < foo.Length; y++)
                {
                    if(foo[y] > maxValue)
                    {
                        maxValue = foo[y];
                    }
                    sum +=foo[y];
                }

                for (int j = 0; j < foo.Length; j++) {
                    int number = foo[j];

                    if(num * 2 == sum)
                    {
                        foundEqual = true;
                        Console.WriteLine("Yes\n Sum = {0}",sum);
                    }
                }

                if(!foundEqual)
                {
                    Console.WriteLine("No\n Diff = {0}", Math.Abs(maxValue - (sum- maxValue)));
                }
            }
        }
    }
}