public static void Main()
Console.WriteLine("Carlos Ivan Lopez Aldava");
Console.Write("Find perfect numbers within a given number of range:\n");
Console.Write("------------------------------------------------------");
Console.Write("Input the starting range or number : ");
mn = Convert.ToInt32(Console.ReadLine());
Console.Write("Input the ending range of number : ");
mx = Convert.ToInt32(Console.ReadLine());
Console.Write("The Perfect numbers within the given range : ");