Why it's output is 0 1🥲??

Question

https://code.sololearn.com/c9TdHpiOgSNT/?ref=app

Answer 1

free(head) deletes next link.

Try this way :

void del_first(struct node*head){
if(head==NULL){
printf("list is already empty");

}
else {
struct node* n = head;
n->data = n->link->data;
n->link = n->link->link;
head = n;
n = NULL;
}
}

Hope it helps...

Answer 2

Thank you it works 🙂