static void Step2084()
        {
            Console.WriteLine();
            Console.WriteLine("2084");
            String result2084;

            result2084 = Lab06.Task2084(new StringBuilder(), 20, 30).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 8, 13)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 571, 580)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 691, 703)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), -71, -90)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 64, 58)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 19, 7)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 401, 390)).Append("\n")
                         .Append(Lab06.Task2084(new StringBuilder(), 800, 785)).Append("\n")
                         .ToString();
            Console.WriteLine(result2084);
        }