/*
tax.c
by David Wallach
(650) 493-1190
wallach@technologist.com
*/
#include <stdio.h>
#define RATE1 .27
#define RATE2 .39
void main()
{
/*
The inclusion of a char is used for an added feature explained below
*/
	char quit;
	float income, tax_amount;
	printf("What was your monetary intake last fiscal year? $");
	scanf("%f",&income);
	if(income>25000)
		tax_amount=(10000*RATE1)+(income-25000)*RATE2;
	else if(income>15000)
		tax_amount=(income-15000)*RATE1;
	else (tax_amount=0);
	printf("Your total tax bill for the last fiscal year is $%.2f!",tax_amount);
/*
I added the section below because when I was running the program from windows9x, a 
DOS shell would open, but it would then close too quickly for me to see the results 
of the program.  I am not sure if this is the correct syntax for what I am trying
to do, but it seems to work.
*/
	printf("\nWhen you are ready to quit, enter 'Y' ");
	scanf(" %c",&quit);
	quit=tolower(quit);
	if(quit=='y');
	else(printf("Sorry, nothing else to do anyway...\n"));
	printf("Goodbye!");
	
}