void deleteFirst(Node *root)

{

Node* delNode = root->fwd;


root->fwd = delNode->fwd;

delNode->fwd->bwd = NULL;


free(delNode);

}

void deleteLast(Node *root)

{

Node* delNode = root->bwd;


root->bwd = delNode->bwd;

delNode->bwd->fwd = NULL;


free(delNode);

}


내가 코드 설명도 해줘야 하면 말하셈