/* illustration of passing an array parameter */
	    
#include <stdio.h>

/* Function that demonstrates an array parameter whose values are printed,
 *  modified, and printed again */
void
arrayFunction (double arrayParam[])
{
  int i;
  printf ("values of array at start of function: ");
  for (i = 0; i < 5; i++)
    printf ("%8.2lf", arrayParam[i]);
  printf ("\n");
  arrayParam[1] += 100;
  arrayParam[3] += 300;
  printf ("values of array at end of function:   ");
  for (i = 0; i < 5; i++)
    printf ("%8.2lf", arrayParam[i]);
  printf ("\n");
} // arrayFunction

/* Declare and initialize an array, pass to a function and print the result */
int
main (void) 
{
  double numberArray [5] = {43.7, 23.1, -56.2, 98.6, -40.0};

  arrayFunction (numberArray);

  printf ("values of array at end of main:       ");
  for (int k = 0; k < 5; k++)
    printf ("%8.2lf", numberArray[k]); 
  printf ("\n");

  return 0;
} // main