static void Main()
{
Shape[] shapes = new Shape[3];
shapes[0] = new Rectangle(3, 4);
shapes[1] = new Triangle(3, 4);
shapes[2] = new Circle(4);
foreach (var shape in shapes)
{
Console.WriteLine("{0}: {1:F2}", shape.GetType().Name, shape.CalculateSurface());
}
}
static void Main(string[] args)
{
Rectangle ret = new Rectangle();
Circle cir = new Circle();
float len, bre, rad;
//Get input data and setup the value in object
//Then calculate and diplay result using calculate method
Console.Write("Please enter the Length: ");
len = Convert.ToInt32(Console.ReadLine());
Console.Write("Please enter the Breath: ");
bre = Convert.ToInt32(Console.ReadLine());
ret.setRectangle(len, bre);
Calculate(ret);
Console.Write("Please enter the Radius: ");
rad = Convert.ToInt32(Console.ReadLine());
cir.setCircle(rad);
Calculate(cir);
Console.ReadKey();
}