/* Wages application - 30/01/2000 */

#include <stdio.h>
#include <stdlib.h>

#define INCOME_TAX 		24.00	/* Income Tax rate percentage figure. */
#define NATIONAL_INS 	7.00	/* National Insurance rate percentage figure. */
#define TAX_FREE 		68.00	/* Tax free allowance in pounds. */

int main (void)
{	int		hours_worked	= 0,
			hours_over		= 0;
	float	hourly_rate		= 0.0,
			taxable_pay		= 0.0,
			gross_pay		= 0.0,
			net_pay			= 0.0;

	/* Get input from keyboard. */
	printf("Enter hours worked - ");
	scanf("%d",&hours_worked);
	printf("Enter hours overtime worked - ");
	scanf("%d",&hours_over);
	printf("Enter hourly rate of pay - $");
	scanf("%f",&hourly_rate);

	/*Calculate gross pay, taxable pay and net pay for week worked. */
	gross_pay = ((hours_worked * hourly_rate) + (hourly_rate * 1.25 * hours_over));
	taxable_pay = gross_pay - TAX_FREE;
	net_pay = gross_pay - (((NATIONAL_INS + INCOME_TAX)/ 100) * taxable_pay);

	/* Display wage information for one week worked. */
	printf("Hours worked         = %d \n", hours_worked);
	printf("Overtime worked      = %d \n", hours_over);
	printf("Basic rate of pay    = $%.2f \n", hourly_rate);
	printf("Overtime rate of pay = $%.2f \n", hourly_rate * 1.25);
	printf("Gross pay            = $%.2f \n", gross_pay);
	printf("Taxable pay          = $%.2f \n", taxable_pay);
	printf("National Insurance contribution  = $%.2f \n", (NATIONAL_INS / 100) * taxable_pay);
	printf("Income tax payble                = $%.2f \n", (INCOME_TAX / 100) * taxable_pay);
	printf("Nett pay  (weekly wage)          = $%.2f \n", net_pay);

	return EXIT_SUCCESS;
}