public class Square
{
	private int height;
	public Square()
	{	height = 0;	}
	public Square(int h)
	{	height = h;	}
	public void setDimensions(int h)
	{	height = h;		}
	public int getArea()
	{		return height * height;	}
	public void writeOutput()
	{
		System.out.println("Height = " + height);
		System.out.println("Area = " + getArea());
	}
	public static void main(String[] args)
	{	// Q1: Declare an object of Sqaure s1?
		Square s1 = new Square();

		// Q2: change the height of s1 to 2?
		s1.setDimensions(2);

		// Q3: output the area of s1?
		System.out.println("Area: " + s1.getArea());

		System.out.println("\n\nDone.\n\n");
	}
}