Test123

// Circle.css //
public class Circle
    {
        private int radius;

        public Circle()
        {
            radius = 10;
        }
        public Circle(int initialRadius)
        {
            radius = initialRadius;
            Console.WriteLine(radius);
        }
        public double Area()
        {
            return Math.PI * radius * radius;

        }


    }



//  Program.cs


   static void Main(string[] args)
        {

            Circle MyCircle = new Circle(12);
            double area = MyCircle.Area();

            Console.WriteLine(area);

            Console.ReadLine();
        }