Doubly Linked List

#1

void insert_at_head(node *head., int data){
if(head==NULL){
head=new node(data);
return;
}
node *n=new node(data);
n->next=head;
n->prev=NULL;

head=n;

}
check this inserttion function and point out my mistake .where i am wrong?

#2

hello @mohitsharmakosi2001

after this line add.
head->prev=n;

#3

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