/*
	Computes and prints gross pay and net pay given an hourly
	rate and number of hours worked.  Deducts a tax of $25 if
	gross salary exceeds $100; otherwise, deducts no tax.
*/

#include <iostream.h>


const float TAX_BRACKET = 100.00;
const float TAX = 25.00;

// The following line is something called a prototype; we will learn
// about this in class.
void instruct_pay();

int main()
{
  float hours, rate; // input variables for hours worked and the pay rate
  float gross, net;  // computed values for the gross pay and net pay

  instruct_pay();

  cout << "Hours worked> ";
  cin >> hours;
  cout << "Hourly rate> ";
  cin >> rate;

  gross = hours*rate;

  // Compute net salary
  if (gross > TAX_BRACKET) 
  {
	net = gross - TAX;
  }
  else { 
	net = gross;
  }

  cout << "Gross salary is $" << gross << endl
	   << "Net salary is $" << net << endl;

  return(0);
}

// Since this function does not return any value then we subsitute
// the word void...once again we'll cover this in class.
void instruct_pay()
{
  cout.setf(ios::fixed);
  cout.setf(ios::showpoint);
  cout.precision(2);

  cout << "This program computes gross and net salary." << endl;
  cout << "A tax amount of $" << TAX << " is deducted";
  cout << "for an employee who earns more than $" << TAX_BRACKET
	   << "." << endl;
  cout << "Enter hours worked and hourly rate" << endl;
  cout << "on separate lines after the prompts." << endl;
  cout << "Press <return> after typing each number." << endl;

  return;
}