Search⌘ K
AI Features

Solution: Middle of the Linked List

Explore solutions to identify the middle node of a singly linked list. Understand both the length-calculation method and the efficient two-pointer approach, analyzing their time and space complexities to prepare for coding interviews.

Statement

Given the head of a singly linked list, return the middle node of the linked list.

If there are two middle nodes, return the second middle node. This happens when the length of the list is even, and the second middle node occurs at length2\frac {length}{2} ...