public class Main
{
public static void main(String[] args)
{

Rectangle rect = new Rectangle(100, 200);
        System.out.println(rect.getWidth());
        System.out.println(rect.getHeight());


    rect.setWidth(10);
    rect.setHeight(20);
    rect.scale(10);
System.out.println(rect.getArea());


}
}

class Rectangle
{
int width;
int height;
int factor;


Rectangle(int width, int height)
    {
    this.width = width;
    this.height = height;
    }

void setHeight(int height)
{
    this.height = height;
}

void setWidth(int width)
{
    this.width = width;
}

int getWidth()
{
    return this.width;
}

int getHeight()
{
    return this.height;
}

void scale(int factor)
{
width = width * factor;
height = height * factor;
}

int getArea()
{
return this.width * this.height;
}

100
200
20000

public class Main
{
public static void main(String[] args)
{

Rectangle rect = new Rectangle(100, 200);
        System.out.println(rect.getWidth());
        System.out.println(rect.getHeight());


    rect.setWidth(10);
    rect.setHeight(20);
System.out.println(rect.getArea());

    rect.scale(10);
System.out.println(rect.getArea());


}
}

rect.scale(10);
    System.out.println(rect.getArea());