#include<iostream.h>

const double tax = .40;     // .40 is a double, MUST initialize a constant

double getincome ();
int getdependents ();
char getFoot ();

double taxme (double bill, double rate)
{	
	return 0.0;
}

void main()
{
	double total;
	int dependents; 
	char footWidth; // foot_width footWidth myFunnyValentine

	// really procedures...but anyway...
	do
	{
		footWidth = getFoot();
		dependents = getdependents();
		total = getincome();
		cout << taxme(total);  
	} while (1);
}

char getFoot ()
{
	char width;
	int bad;
	do
	{
		cout << "What is your foot width ? ";
		cin  >> width;
	
		bad = 1;

		if ((width == 'a') || (width == 'b') || (width == 'c'))
			bad = 0;	
	}
	while (bad);

	return width;
}

double taxme (double bill)
{
	return(bill + bill * tax );
}

double taxme (int bill)
{
	return(bill + bill * tax );
}

int getdependents ()
{
	int dependents;

	do
	{
		cout << "How many dependents do you have ? ";
		cin >> dependents;
	} while (( dependents > 50 ) || ( dependents < 0));
   // while (! (( dependents < 50) && (dependents > 0)))
	return dependents;
}

double getincome ()
{
	int bad;
	double income;

	do
	{
		cout << "How much money did you make ? ";
		cin  >> income;

		bad = 0;

		if (income < 0)
		{
			cout << "postitive values only\n";
			bad = 1;
		}
		else if (income < 10)
		{
			cout << "I don't believe you, you will be audited for sure.\n";
			bad = 1;
		}
	}
	while (bad); // bad is true if it is NOT zero!

	cout << "thank you!\n";
	return income;
}