#include <iostream>
using namespace std;

struct link {
    int value;
    link * next;
};

int main() {

    link *top;
    link *current, *previous;
    link *lptr;

    int ivalue;

    cout<< "<Input next value, -1 to terminate> \n" <<flush;
    cin>> ivalue;

    top = 0;
    //Build the list
    while (ivalue != -1) {

        lptr = new link;
        lptr->value = ivalue;
        current = top;
        previous = 0;

        //your code here
        lptr = top;
        while ( top ) {
        cout << top->value << ’\n’;
        top = top->next; // top = (*top).next;
         delete lptr;
        lptr = top;
}

    }
}