#include <stdio.h>

int
main()
{
    int x = 6;
    int y = 8;

    int *p = &x;

    int **pp = &p;

    printf("%x\n", x);
    printf("%x\n", y);
    printf("%x\n", (int) p);
    printf("%x\n", (int) pp);
    printf("%x\n", (int) *pp);
    printf("%x\n", (int) *p);
    printf("%x\n", (int) * (int *)x);
}