Figure 14.2  Function with Pointers as Output Parameters
#include <stdio.h>

void long_division(int dividend, int divisor, int *quotientp, 
                   int *remainderp);

int 
main(void)
{
   int quot, rem;

   long_division(40, 3, &quot, &rem);
   printf("40 divided by 3 yields quotient %d ", quot);
   printf("and remainder %d\n", rem);
   return (0);
}

/* 
 *  Performs long division of two integers, storing quotient in
 *  variable pointed to by quotientp and remainder in variable
 *  pointed to by remainderp
 */
void long_division(int dividend, int divisor, int *quotientp, 
                   int *remainderp)
{
   *quotientp = dividend / divisor;
   *remainderp = dividend % divisor;
}