// Page 088
//	modified: read value from keyboard

import java.util.Scanner;
class Prog_7_0m
{
	public static void main(String[] args)
	{
		Scanner input = new Scanner(System.in);

		// prompt
		System.out.print("Input a value: ");
		double aVal = input.nextDouble();
		double myResult;
		myResult = Square(aVal);     // method call
		System.out.println("Square of "+aVal+" is "+myResult);
		myResult = Half(aVal);     // method call
		System.out.println("Half of "+aVal+" is "+myResult);
	}

	// -----------------------------------
	private static double Square(double s)
	{
		return s*s;
	}
	// -----------------------------------
	private static double Half(double n)
	{
		return n/2.0;
	}
}