Exercise 2.26: Use Input Dialog

The program below is the solution to Liang’s Introduction to Java Programming (9th Edition) Chapter 2 Exercise 2.26.

Question: Rewrite Listing 2.10, ComputeChange.java, using input and output dialog boxes.


/**<br /> *<br /> * @Author: Aghatise Osazuwa<br /> * Website: www.cscprogrammingtutorials.com<br /> *<br /> * Exercise 2.26 - Use input dialog<br /> *<br /> */ <br /><br />import javax.swing.JOptionPane;<br /><br />public class Ex02_26 {<br /><br />    public static void main(String[] args) {<br />        <br />        String sAmount = JOptionPane.showInputDialog(null, "Enter an amount, for"<br />                + " example, 1156 for $11.56: ","Input", JOptionPane.QUESTION_MESSAGE);<br />        int amount = Integer.parseInt(sAmount);<br />        int remainingAmount = amount;<br />        int numberOfOneDollars = remainingAmount / 100;<br />        remainingAmount = remainingAmount % 100;<br />        // Find the number of quarters in the remaining amount<br />        int numberOfQuarters = remainingAmount / 25;<br />        remainingAmount = remainingAmount % 25;<br />        // Find the number of dimes in the remaining amount<br />        int numberOfDimes = remainingAmount / 10;<br />        remainingAmount = remainingAmount % 10;<br />        // Find the number of nickels in the remaining amount<br />        int numberOfNickels = remainingAmount / 5;<br />        remainingAmount = remainingAmount % 5;<br />        // Find the number of pennies in the remaining amount<br />        int numberOfPennies = remainingAmount;<br />        // Display results<br />        String output = "Your amount " + amount + " consists of: n" <br />                + numberOfOneDollars + " dollarsn"<br />                + numberOfQuarters + " quartersn"<br />                + numberOfDimes + " dimesn"<br />                + numberOfNickels + " nickelsn"<br />                + numberOfPennies + " pennies";<br />        JOptionPane.showMessageDialog(null, output, "Output", 1);<br />    }<br />}<br />

/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 2.26 - Use input dialog * */ import javax.swing.JOptionPane; public class Ex02_26 { public static void main(String[] args) { String sAmount = JOptionPane.showInputDialog(null, "Enter an amount, for" + " example, 1156 for $11.56: ","Input", JOptionPane.QUESTION_MESSAGE); int amount = Integer.parseInt(sAmount); int remainingAmount = amount; int numberOfOneDollars = remainingAmount / 100; remainingAmount = remainingAmount % 100; // Find the number of quarters in the remaining amount int numberOfQuarters = remainingAmount / 25; remainingAmount = remainingAmount % 25; // Find the number of dimes in the remaining amount int numberOfDimes = remainingAmount / 10; remainingAmount = remainingAmount % 10; // Find the number of nickels in the remaining amount int numberOfNickels = remainingAmount / 5; remainingAmount = remainingAmount % 5; // Find the number of pennies in the remaining amount int numberOfPennies = remainingAmount; // Display results String output = "Your amount " + amount + " consists of: n" + numberOfOneDollars + " dollarsn" + numberOfQuarters + " quartersn" + numberOfDimes + " dimesn" + numberOfNickels + " nickelsn" + numberOfPennies + " pennies"; JOptionPane.showMessageDialog(null, output, "Output", 1); } }