#include<stdio.h>

int main(){
    int i = 10;
    int j = 25;
    int *p1 = &i;
    int *p2 = &j;

    // Reassign p1 to p2, which is the address of j
    p1 = p2;

    // Reassign p2 to the address of i
    p2 = &i;

    // If p1 actually "points" to p2 then theoretically p1 should now point to i
    // since we just made p2 point to i.
    printf("The value of *p1: %d\n", *p1);

    return 0;
}