C++ program following the pdf i shared at the bottom

Payroll6.cpp

//header files I/O, formatting, strings

#include <iostream>

#include <fstream>

#include <iomanip>

#include <string>

using namespace std;

// function prototypes

// instructions()- describes the program usage to the user

void instructions();

// reportTitle() displays the payroll report titles in columnar format

void reportTitle();

// displayEmployeeInfo() displays the information for each employee

void displayEmployeeInfo(string& , double, double,

double, double, double);

// totalAmounts() displays the total gross and net amounts

void totalAmounts(double, double);

// readData() inputs values from the file for processing

void readData(ifstream&, string&, double&, double&, double&);

// calculate() determines gross and net income and updates totals

void calculate(double, double, double, double&, double&, double&, double&);

//The main program with the correct function calls

int main()

{

string employee;

double hourly, hours, taxrate, gross, net, totalgross = 0.0, totalnet = 0.0;

ifstream fin("payroll.txt");

// call the function instructions

instructions();

// call the function reportTitle

reportTitle();

// end of file controlled loop

while(!fin.eof())

{

// read data for each employee

readData(fin, employee, hourly, hours, taxrate);

// calculate gross, net and totals

calculate(hourly, hours, taxrate, gross, totalgross, net, totalnet);

// display info for this employee

displayEmployeeInfo(employee, hourly, hours, taxrate, gross, net);

}

// display totals

totalAmounts(totalgross, totalnet);

return 0;

}

//add all necessary function definitions below