#include <stdio.h>
#include <stdlib.h>
#define NUM_ARRAYS 4
#define NUM_ELEMENTS 4
#define INVALID_VAL -1
int main()
{
int index = INVALID_VAL;
int array_index = INVALID_VAL;
int **ptr = NULL;
ptr = malloc(sizeof(int*)*NUM_ARRAYS);
if (!ptr)
{
printf ("\nMemory Allocation Failure !\n\n");
exit (EXIT_FAILURE);
}
for (index=0; index<NUM_ARRAYS; index++)
{
*(ptr+index) = malloc(sizeof(int)*NUM_ELEMENTS);
if (!*(ptr+index))
{
printf ("\nMemory Allocation Failure !\n");
exit (EXIT_FAILURE);
}
}
for (index=0; index<NUM_ARRAYS; index++)
{
for (array_index = 0; array_index<NUM_ELEMENTS; array_index++)
{
*(*(ptr+index)+array_index) = (array_index+1)*(index+1);
}
}
for (index = 0; index<NUM_ARRAYS; index++)
{
printf ("\nArray %d Elements:\n", index);
for (array_index = 0; array_index<NUM_ELEMENTS; array_index++)
{
printf (" %d ", *(*(ptr+index)+array_index));
}
printf ("\n\n");
}
return 0;
}