using System;


class Program
{
    static void Main()
    {
        Figure[] figures = new Figure[2];
        figures[0] = new Rectangle(2, 3, new Color(2,3,4));
        figures[1] = new Circle(100, new Color(255,0,0));

        foreach(Figure item in figures)
        {
            Console.WriteLine(item.ToString() + $" and area: {item.Area()}");
        }

    }
}

abstract class Figure
{
    public Color _color { get; set; }
    public abstract double Area();
}

class Rectangle : Figure
{
    private int _height;
    private int _width;

    public int Height
    {
        get => _height;
        set => _height = value >= 0 ? value : 0;
    }

    public int Width
    {
        get => _width;
        set => _width = value >= 0 ? value : 0;
    }

    public override double Area()
    {
        return Height * Width;
    }

    public Rectangle(int height, int width, Color color)
    {
        Height = height;
        Width = width;
        _color = color;
    }

    public override string ToString()
    {
        return $"Rectangle: height = {Height}, width = {Width}, color: {_color.ToString()}";
    }
}

class Circle : Figure
{
    private int _radius;
    public int Radius
    {
        get => _radius;
        set => _radius = value >= 0 ? value : 0;
    }

    public override double Area()
    {
        return 3.1415 * Radius * Radius;
    }

    public override string ToString()
    {
        return $"Circle: radius = {Radius}, color: {_color.ToString()}";
    }

    public Circle(int radius, Color color)
    {
        Radius = radius;
        _color = color;
    }
}