import java.util.Scanner;

public class DollarFormatFirstTryDriver
{
    public static void main(String[] args)
    {
        double amount;
        String response;
        Scanner keyboard = new Scanner(System.in);
        System.out.println("Testing DollarFormatFirstTry.write:");
        do
        {
            System.out.println("Enter a value of type double:");
            amount = keyboard.nextDouble( );
            DollarFormatFirstTry.write(amount);
            System.out.println( );
            System.out.println("Test again?");
            response = keyboard.next( );
        } while (response.equalsIgnoreCase("yes"));
        System.out.println("End of test.");
    }
}