private static void Step4236()
 {
     Console.WriteLine();
     Console.WriteLine("4236");
     int[] in4236 = { 3, 12, 15, -1, 16 };
     for (int i = 0; i < in4236.Length; i++)
     {
         try
         {
             StringBuilder result = Lab06.Task4236(new StringBuilder(), in4236[i]);
             Console.WriteLine(result);
         }
         catch (Exception e)
         {
             Console.WriteLine(e.Message);
         }
     }
 }