*3.13 (Financial application: compute taxes) Listing 3.5, ComputeTax.java, gives the
source code to compute taxes for single filers. Complete Listing 3.5 to compute
the taxes for all filing statuses.
import java.util.Scanner; public class ProgrammingEx3_13 { public static void main(String[] args) { // Create a Scanner Scanner input = new Scanner(System.in); // Prompt the user to enter filing status System.out .print("(0-single filer, 1-married jointly or qualifying widow(er), " + "\n2-married separately, 3-head of household)\n" + "Enter the filing status: "); int status = input.nextInt(); // Prompt the user to enter taxable income System.out.print("Enter the taxable income: "); double income = input.nextDouble(); // Compute tax double tax = 0; if (status == 0) { // Compute tax for single filers if (income <= 8350) tax = income * 0.10; else if (income <= 33950) tax = 8350 * 0.10 + (income - 8350) * 0.15; else if (income <= 82250) tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (income - 33950) * 0.25; else if (income <= 171550) tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (82250 - 33950) * 0.25 + (income - 82250) * 0.28; else if (income <= 372950) tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (82250 - 33950) * 0.25 + (171550 - 82250) * 0.28 + (income - 171550) * 0.33; else tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (82250 - 33950) * 0.25 + (171550 - 82250) * 0.28 + (372950 - 171550) * 0.33 + (income - 372950) * 0.35; } else if (status == 1) { // Compute tax for married file jointly if (income <= 16700) tax = income * 0.10; else if (income <= 67900) tax = 16700 * 0.10 + (income - 16700) * 0.15; else if (income <= 137050) tax = 16700 * 0.10 + (67900 - 16700) * 0.15 + (income - 67900) * 0.25; else if (income <= 208850) tax = 16700 * 0.10 + (67900 - 16700) * 0.15 + (137050 - 67900) * 0.25 + (income - 137050) * 0.28; else if (income <= 372950) tax = 16700 * 0.10 + (67900 - 16700) * 0.15 + (137050 - 67900) * 0.25 + (208850 - 137050) * 0.28 + (income - 208850) * 0.33; else tax = 16700 * 0.10 + (67900 - 16700) * 0.15 + (137050 - 67900) * 0.25 + (208850 - 137050) * 0.28 + (372950 - 208850) * 0.33 + (income - 372950) * 0.35; } else if (status == 2) { // Compute tax for married separately if (income <= 8350) tax = income * 0.10; else if (income <= 33950) tax = 8350 * 0.10 + (income - 8350) * 0.15; else if (income <= 68525) tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (income - 33950) * 0.25; else if (income <= 104425) tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (68525 - 33950) * 0.25 + (income - 68525) * 0.28; else if (income <= 186475) tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (68525 - 33950) * 0.25 + (104425 - 68525) * 0.28 + (income - 104425) * 0.33; else tax = 8350 * 0.10 + (33950 - 8350) * 0.15 + (68525 - 33950) * 0.25 + (104425 - 68525) * 0.28 + (186475 - 104425) * 0.33 + (income - 186475) * 0.35; } else if (status == 3) { // Compute tax for head of household if (income <= 11950) tax = income * 0.10; else if (income <= 45500) tax = 11950 * 0.10 + (income - 11950) * 0.15; else if (income <= 117450) tax = 11950 * 0.10 + (45500 - 11950) * 0.15 + (income - 45500) * 0.25; else if (income <= 190200) tax = 11950 * 0.10 + (45500 - 11950) * 0.15 + (117450 - 45500) * 0.25 + (income - 117450) * 0.28; else if (income <= 372950) tax = 11950 * 0.10 + (45500 - 11950) * 0.15 + (117450 - 45500) * 0.25 + (190200 - 117450) * 0.28 + (income - 190200) * 0.33; else tax = 11950 * 0.10 + (45500 - 11950) * 0.15 + (117450 - 45500) * 0.25 + (190200 - 117450) * 0.28 + (372950 - 190200) * 0.33 + (income - 372950) * 0.35; } else { System.out.println("Error: invalid status"); System.exit(1); } // Display the result System.out.println("Tax is " + (int) (tax * 100) / 100.0); } }
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