double pointer

double_pointer.c

#include <stdio.h>

int main() {
    int n = 100;
    int* p = &n;
    int** p2 = &p;

    printf("n: %d, &n: %p\n", n, &n);
    printf("p: %p, &p: %p *p: %d\n", p, &p, *p);
    printf("p2: %p, &p2: %p *p2: %p, **p2: %d\n", p2, &p2, *p2, **p2);

    return 0;
}