#include <stdio.h>
#include <malloc.h>
#include <iostream>

template <typename T>
class list{
private:
    struct element{
        T data;
        struct element * next;
    };
    element * head;
public:
    list(T elem){
        element * p = (struct element *) malloc(sizeof(struct element));
        p->data = elem;
        p->next = head;
        head = p;
    }
};

void main(){
    struct element * head = NULL;

    for (int i = 0; i < 50; i++){
        struct element * ml = (struct element *) malloc (sizeof(struct element));
        ml->data = i;
        ml->next = NULL;

        if (head == NULL) head = ml;
        else {
            struct element * cur = head;

            while (cur->next != NULL)
                cur = cur->next;
            cur->next = ml;

        }
    }

    list a(-1);
    struct element * cur = head;

    while (cur != NULL){
        std::cout << cur->data << " ";
        cur = cur->next;
    }


}