/* enterSales.c
   Author: Murray Saul
   Date: March 11, 2008
   Purpose: To demonstrate use of arrays in functions
*/

#include <stdio.h>
#define SIZE 5

void clearInput();
void enterData(double x[]);

main()
{
   double monthlySalesAmount[SIZE], total = 0.0;
   int i;

   enterData(monthlySalesAmount);

   printf ("\nMONTHY SALES REPORT (BY STORE NUMBER):\n\n");

   for ( i = 0; i < SIZE; i ++) 
   {
     printf ("Store #%-12d$%10.2lf\n", i + 1, monthlySalesAmount[i]);
     total += monthlySalesAmount[i];
   }
 
     printf ("%25s\n", "-------------");
     printf ("%-12s$%12.2lf\n", "TOTAL", total);
     printf ("%25s\n", "=============");

} /* End of main program */

void clearInput()
{
  while (getchar() != '\n')
   ;

} /* End of clearInput() */

void enterData(double x[])
{

   int j, returnValue;

   for (j = 0; j < SIZE; j++)
   {

     do
     {
       printf ("Enter sales amount for store #%d: ", j + 1);
       returnValue = scanf ("%lf", &x[j]);
       clearInput();

     } while (( returnValue != 1) && printf ("Invalid Amount - "));

   } /* Close outter loop */

} /* End of enterData() function */