// Page 088

class Prog_7_0
{
	public static void main(String[] args)
	{
		double aVal = 5;
		double myResult;
		myResult = Square(aVal);     // method call
		System.out.println("Square of "+aVal+" is "+myResult);
	}
	private static double Square(double s)
	{
		return s*s;
	}
}