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Concept explainers
Explanation of Solution
Program code:
Main.java:
//import the required packages
import java.io.File;
import java.io.FileNotFoundException;
import java.util.Scanner;
//define a class
public class Main
{
//declare the required variables
private static final double MONEY_QUARTER = 0.25;
private static final double MONEY_DIME = 0.10;
private static final double MONEY_NICKEL = 0.05;
private static final double MONEY_PENNY = 0.01;
//define a method countCoins()
public static double countCoins(Scanner input)
{
//declare the required variables
double totalAmount = 0.0;
int coinCount = 0;
String coinType;
//ierate a while loop
while (input.hasNext())
{
//get the tokens cointype and coincount
coinCount = input.nextInt();
coinType = input.next();
//if coin type is "QUARTERS"
if (coinType.equalsIgnoreCase("QUARTERS"))
{
//calculate the total amount
totalAmount += MONEY_QUARTER * coinCount;
}
//if coin type is "DIMES"
else if (coinType.equalsIgnoreCase("DIMES"))
{
//calculate the total amount
totalAmount += MONEY_DIME * coinCount;
}
//if coin type is "NICKELS"
else if (coinType.equalsIgnoreCase("NICKELS"))
{
//calculate the total amount
totalAmount += MONEY_NICKEL * coinCount;
}
//if coin type is "PENNIES"
else if (coinType.equalsIgnoreCase("PENNIES"))
{
//calculate the total amount
totalAmount += MONEY_PENNY * coinCount;
}
else
{
//print the coin type is wrong
System...
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Chapter 6 Solutions
Building Java Programs: A Back To Basics Approach, Loose Leaf Edition (5th Edition)
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