The program below is the solution to Liang's Introduction to Java Programming (9th Edition) Chapter 2 Exercise 2.24.

Question: Rewrite Listing 2.10, ComputeChange.java, to fix the possible loss of accuracy when converting a double value to an int value. Enter the input as an integer whose last two digits represent the cents. For example, the input 1156 represents 11 dollars and 56 cents.

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Question: Rewrite Listing 2.10, ComputeChange.java, to fix the possible loss of accuracy when converting a double value to an int value. Enter the input as an integer whose last two digits represent the cents. For example, the input 1156 represents 11 dollars and 56 cents.

/** * * @Author: Aghatise Osazuwa * Website: www.cscprogrammingtutorials.com * * Exercise 2.24 - Financial application: monetary units * */ import java.util.Scanner; public class ComputeChange { public static void main(String[] args) { Scanner input = new Scanner(System.in); System.out.print("Enter an amount, for example, 1156 for $11.56: "); int amount = input.nextInt(); 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 System.out.println("\nYour amount " + amount + " consists of: \t" + numberOfOneDollars + " dollars\n" + "\t\t\t\t" + numberOfQuarters + " quarters\n" + "\t\t\t\t" + numberOfDimes + " dimes\n" + "\t\t\t\t" + numberOfNickels + " nickels\n" + "\t\t\t\t" + numberOfPennies + " pennies"); } }

Program Output |

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