/* Amanda Kong ** September 26, 2014 ** CIS 279, Module 4 ** Programming Assignment 4.3 ** Programming Exercise from 7.12 ** ** Purpose: Create a program that calculates the tax from user's input of filling ** status and taxable income. The tax rates are in an array of doubles and the ** tax brackets are in a 2D array of ints. */

import java.util.Scanner;

public class Assign4_3 {

public static void main(String[] args) {

double taxableIncome; int fillingStatus;

Scanner input = new Scanner(System.in); System.out .print("(0-single filer, 1-married jointly or qualifying widow(er),"); System.out.println("2-married separately, 3-head of household)"); System.out.print("Enter the filling status: "); fillingStatus = …show more content…
System.out.print("Enter the taxable income: "); taxableIncome = input.nextDouble(); double tax = taxCalculation(taxableIncome, fillingStatus); System.out.printf("Tax is %.2f", tax);

}

// taxCalculations takes a double representing income and an int for filing // status // the method then returns a double after calculating the taxable income public static double taxCalculation(double income, int status) {

double tax = 0;

// rates and brackets copied from book double[] rates = { 0.10, 0.15, 0.25, 0.28, 0.33, 0.35 };

int[][] brackets = { { 8350, 33950, 82250, 171550, 372950 }, // …show more content…
// if income is less than the limit of the first bracket // just multiply income by the first rate, else // multiply bracket limit and first rate if (income <= brackets[status][0]) { tax += income * rates[0]; // leave method and return tax return tax; }