Question

Suppose you want to remove an item from a singly linked list at "index".

Which of the following will NOT accomplish this?

Group of answer choices

1. Node<E> before = getNode(index);
Node<E> toRemove = before.next;
toReturn = toRemove.item;
before.next = toRemove.next;

2. Node<E> before = getNode(index - 1);
toReturn = before.next.item;
before.next = before.next.next;

3. Node<E> before = getNode(index - 1);
Node<E> toRemove = before.next;
toReturn = toRemove.item;
before.next = toRemove.next;

Answer 1

Suppose you want to remove an item from a singly linked list at "index".

Code that NOT accomplish this is

Node<E> before = getNode(index);
Node<E> toRemove = before.next;
toReturn = toRemove.item;
before.next = toRemove.next;

Option 1