Search⌘ K
AI Features

Solution: Remove Linked List Elements

Understand how to efficiently remove elements from a linked list by modifying it in place. Learn to use a dummy node to handle head removals and employ two pointers to traverse and update the list while maintaining constant space complexity.

Statement

You are given the head of a linked list and an integer k. Remove all nodes from the linked list where the node’s value equals k, and return the head of the updated list.

Constraints:

  • The number of nodes in the list is in the range [0,103][0, 10^3].

  • ...