Pairs

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

namespace ConsoleApplication4
{
    class Program
    {
        static void Main(string[] args)
        {
            string inputWithSpaces = Console.ReadLine();
            int[] numbers = inputWithSpaces.Split(' ').Select(int.Parse).ToArray();
            int sum = 0;
            int counter = 0;
            int checkerArray = 0;
            int[] sums = new int[numbers.Length / 2];
            for (int i = 0; i < numbers.Length; i++)
            {
                if (i % 2 == 0)
                {
                     sum += numbers[i];
                }
                if (i % 2 == 1)
                {
                    sum += numbers[i];
                    sums[checkerArray] = sum;
                    checkerArray++;
                    sum = 0;
                    counter++;
                }
            }
            int x = 0;
            int checker = 0;
            int max = int.MinValue;
            int min = sums[0];
            for (int j = 0; j < counter; j++)
            {
                checker = sums[0];
                if (sums[j] > max)
                {
                    max = sums[j];
                }
                if (sums[j] < min)
                {
                    min = sums[j];
                }
                if (sums[j] != checker)
                {
                    x = 1;
                }
            }
            int p = Math.Abs(max - min);
            if (x == 0)
            {
                Console.WriteLine("{0}{1}", "Yes, value=", checker);
            }
            if (x == 1)
            {
                Console.WriteLine("{0}{1}", "No, maxdiff=", p);
            }


        }
    }
}