#include <stdio.h>
#include <stdlib.h>

using namespace std;

class node{
    public:
        int value;
        node *ptr;
        };

node list;
node empty;
node empty2;

void CreateList(node &head){
    head.value = -1;
    head.ptr   = NULL;
    }

void AddEntry(node &head, int value){
    static node ThisNode;

    head.value += 1;

    if(head.value == 0){
        head.ptr = new node;
        head.ptr->value = value;
        return;
    }else{
        ThisNode = head;
        for(int i = 0; i < head.value; ++i){
                ThisNode = *(ThisNode.ptr);
                }
        ThisNode.ptr = new node;
        ThisNode.ptr->value = value;
        ThisNode.ptr->ptr   = NULL;
        return;
        }
    }

node GetEntry(node head, int entry){
    static node ThisNode;

    ThisNode = head;
    for(int i = 0; i <= entry; ++i){
            ThisNode = *(ThisNode.ptr);
            }
    return ThisNode;
    }

int main(){


    CreateList(list);

    AddEntry(list, 6); //0
    empty = GetEntry(list, 0);
    printf("%d\n", empty.value);

    AddEntry(list, 4); //1
    empty2 = GetEntry(list, 1);
    printf("%d\n", empty2.value);

    //printf("%d\n", list.value);

    system("pause");
    return 0;
}