MoneyDemo.java

import java.util.Scanner;public class MoneyDemo {	public static void main (String[] args)	{		Scanner keyboard = new Scanner(System.in);		Money aDemo = new Money();		String function;		aDemo.readInput();		Money firstAmount = new Money(firstDollars, firstCents);		Money secondAmount = new Money(secondDollars, secondCents);		Money theResult = new Money();		System.out.println("If you would like to add your two sums together, " +				"press the A key.");		System.out.println("If you would like to subtract the second value " +				"entered from the first, press the S key.");		function = keyboard.next();				if (function.equalsIgnoreCase("a"))		{		aDemo.addMoney(firstAmount, secondAmount);				}		else if (function.equalsIgnoreCase("s"))		{		aDemo.subtractMoney(firstAmount, secondAmount);		}		else System.out.println("Invalid input.");	}}