/* Static arrays are initialized to zero */
#include <stdio.h>

void staticArrayInit(void);
void automaticArrayInit(void);

main()
{
   printf("First call to each function:\n");
   staticArrayInit();
   automaticArrayInit();
   printf("\n\nSecond call to each function:\n");
   staticArrayInit();
   automaticArrayInit();
   return 0;
}

/* function to demonstrate a static local array */
void staticArrayInit(void)
{
   static int a[3];
   int i;

   printf("\nValues on entering staticArrayInit:\n");

   for (i = 0; i <= 2; i++)
      printf("array1[%d] = %d  ", i, a[i]);

   printf("\nValues on exiting staticArrayInit:\n");

   for (i = 0; i <= 2; i++)
      printf("array1[%d] = %d  ", i, a[i] += 5);
}

/* function to demonstrate an automatic local array */
void automaticArrayInit(void)
{
   int a[3] = {1, 2, 3};
   int i;

   printf("\n\nValues on entering automaticArrayInit:\n");

   for (i = 0; i <= 2; i++)
      printf("array1[%d] = %d  ", i, a[i]);

   printf("\nValues on exiting automaticArrayInit:\n");

   for (i = 0; i <= 2; i++)
      printf("array1[%d] = %d  ", i, a[i] += 5);
}