foo.c

#include <stdio.h>
#include <stdlib.h>

int main(int argc, char *argv[])
{
	int a_bunch_of_ints[100];
	int *pointer_a;
	int *pointer_b;

	pointer_a = &a_bunch_of_ints[2];
	pointer_b = &a_bunch_of_ints[9];

	*pointer_a = 76;
	*pointer_b = 42;

	printf("%d\n", a_bunch_of_ints[2]);
	exit(0);
}