// Mr. Minich
// round function demo program

#include <iostream>
#include <cstdlib>
using namespace std;

// ***************** function declaration statements **********************
int roundToWholeNum(double myNum);
double computeSalesTax(double myBasePrice);
void printFinalPrice(double myPrice);

// ***************** constant declaration statements **********************
const double PA_TAX = 0.06;

int main()
{
	// ****************** variable declaration statements *****************
	double num = 0;                 // price of item
	int roundedNum = 0;             // rounded price of item
	double priceWithTax = 0.0;      // price of item w/ tax included

	// ******************* user input *************************************
	cout << "Enter price: ";
	cin >> num;

	// ******************** calculations **********************************
	roundedNum = roundToWholeNum(num);
	priceWithTax = computeSalesTax(roundedNum) + roundedNum;
	
	// ******************** output display ********************************
	printFinalPrice(priceWithTax);

	system("pause");
	return 0;
}// end of main

// ************************ functions **************************************

int roundToWholeNum(double myNum)
{
	return int (myNum + 0.5);
}// end of roundToWholeNum

double computeSalesTax(double myBasePrice)
{
	return myBasePrice * PA_TAX;
}// end of computeSalesTax

void printFinalPrice(double myPrice)
{
	cout << "Your price is $" << myPrice << endl;
}// end of printFinalPRice