2zadacha1variant

1////////////////////////////////////////////////////////////////////////////////////////
int n = int.Parse(Console.ReadLine()
int firstHaff = 0;
 int secondHaff = 0;
            // vlizame v for cikula i po4va da vurti pri purvoto zavurtane zima purvoto 4islo ot
            //poredicata naprimer 3 i ako e po malko ot n vliza v firsthaff i taka dokato
            //for cikala ne stigne do 4islo koeto pored ne e po-golqmo ot n
            //ot tma natatuk natrupva v secondhaff
            for (int i = 0; i < n * 2; i++) // i <  (n * 2)
            {
                int nums = int.Parse(Console.ReadLine());// mi vkarva chislata z apresmqtane
                if (i < n) // i < 4
                {
                    firstHaff = firstHaff + nums;
                   // firstHaff = firstHaff + int.Parse(Console.ReadLine());
                   // prosto direktno vkarva 4islata bez promenlivata koqto
                   // az napravih nums
                }
                else
                {  // i >= 4
                    secondHaff = secondHaff + nums;
                  //  secondHaff = secondHaff + int.Parse(Console.ReadLine());
                }
            }
            if (firstHaff == secondHaff)
            {
                Console.WriteLine("Yes, sum={0}", firstHaff);
            }
            else
            {
                int diff = Math.Abs(firstHaff - secondHaff);
                Console.WriteLine("No, diff={0}", diff);
            }