ll

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

struct xy {
	int x;
	struct xy* link;
};

void add (struct xy* head) {
	struct xy* tmp;
	tmp = (struct xy *) malloc (sizeof (struct xy));
	scanf ("%d", &tmp->x);
	tmp->link = NULL;

	if (head == NULL) {
		head->x = tmp->x;
		head->link = tmp->link;
	}
	else {
		struct xy* q;
		q = head;
		while (q->link != NULL) {
			q = q->link;
		}
		q->link = tmp;
	}
}

void print (struct xy* head) {
	struct xy* current = head;
	if (current == NULL) printf ("Brak danych w liscie.\n");
	while (current != NULL) {
		printf("x: %d\n", current->x);
		current = current->link;
	}
}


int main(void) {
	struct xy* head = (struct xy*) malloc (sizeof (struct xy));

	add(head);
	printf ("Linked list:\n");
	//printf ("%d", head->x);
	print(head);
	printf ("\nWypisane.");


	return 0;
}