#include <stdio.h>

int main(void) {
   
    struct node
    {
        int data;
        struct node *next;
        
    };
 
    struct node n1,n2,n3;
    int i;
    n1.data = 100;
    n2.data = 200;
    n3.data = 300;
 
    n1.next = &n2;
    n2.next = &n3;
 
    i = (*n1.next).data;
    printf("%i\n",i);
 
    printf("%i\n", n2.next->data);
 
    return 0;
}