public static void Main(string[] args)
{
Rectangle rectangle = new Rectangle();
Console.WriteLine("Area of Rectangle Length: {0} and Breadth: {1} = {2}", 100, 200, rectangle.FindArea(100, 200));
Console.WriteLine("Perimeter of Rectangle Length: {0} and Breadth: {1} = {2}", 100, 200, rectangle.FindPerimeter(100, 200));
}