#!/usr/bin/env python3;
###############################################################################
# This program computes federal income tax.
# 
# Copyright © 2020 Richard Lesh.  All rights reserved.
###############################################################################

import Utils
import sys

# Begin Main
income = 0.
status = "S"
income_tax = 0.
if (len(sys.argv) == 3) :
    income = Utils.stodWithDefault(sys.argv[1], 0)
    status = sys.argv[2]
else :
    print("Syntax: {0:s} income S|M|H".format(sys.argv[0]))
    sys.exit(1)
if (status == "H") :
    if (income <= 14100.) :
        income_tax += income * 0.10
    else :
        income_tax += 14100. * 0.10
        if (income <= 53700.) :
            income_tax += (income - 14100.) * 0.12
        else :
            income_tax += (53700. - 14100.) * 0.12
            if (income <= 85500.) :
                income_tax += (income - 53700.) * 0.22
            else :
                income_tax += (85500. - 53700.) * 0.22
                if (income <= 163300.) :
                    income_tax += (income - 85500.) * 0.24
                else :
                    income_tax += (163300. - 85500.) * 0.24
                    if (income <= 207350.) :
                        income_tax += (income - 163300.) * 0.32
                    else :
                        income_tax += (207350. - 163300.) * 0.32
                        if (income <= 518400.) :
                            income_tax += (income - 207350.) * 0.35
                        else :
                            income_tax += (518400. - 207350.) * 0.35
                            if (income > 518400.) :
                                income_tax += (income - 518400.) * 0.37
elif (status == "M") :
    if (income <= 19750.) :
        income_tax += income * 0.10
    else :
        income_tax += 19750. * 0.10
        if (income <= 80250.) :
            income_tax += (income - 19750.) * 0.12
        else :
            income_tax += (80250. - 19750.) * 0.12
            if (income <= 171050.) :
                income_tax += (income - 80250.) * 0.22
            else :
                income_tax += (171050. - 80250.) * 0.22
                if (income <= 326600.) :
                    income_tax += (income - 171050.) * 0.24
                else :
                    income_tax += (326600. - 171050.) * 0.24
                    if (income <= 414700.) :
                        income_tax += (income - 326600.) * 0.32
                    else :
                        income_tax += (414700. - 326600.) * 0.32
                        if (income <= 622050.) :
                            income_tax += (income - 414700.) * 0.35
                        else :
                            income_tax += (622050. - 414700.) * 0.35
                            if (income > 622050.) :
                                income_tax += (income - 622050.) * 0.37
else :
    if (income <= 9875.) :
        income_tax += income * 0.10
    else :
        income_tax += 9875. * 0.10
        if (income <= 40125.) :
            income_tax += (income - 9875.) * 0.12
        else :
            income_tax += (40125. - 9875.) * 0.12
            if (income <= 85525.) :
                income_tax += (income - 40125.) * 0.22
            else :
                income_tax += (85525. - 40125.) * 0.22
                if (income <= 163300.) :
                    income_tax += (income - 85525.) * 0.24
                else :
                    income_tax += (163300. - 85525.) * 0.24
                    if (income <= 207350.) :
                        income_tax += (income - 163300.) * 0.32
                    else :
                        income_tax += (207350. - 163300.) * 0.32
                        if (income <= 518400.) :
                            income_tax += (income - 207350.) * 0.35
                        else :
                            income_tax += (518400. - 207350.) * 0.35
                            if (income > 518400.) :
                                income_tax += (income - 518400.) * 0.37
print("Federal Income Tax: ${0:.2f}".format(income_tax))