Search⌘ K
AI Features

Solution: Return the Nth Node from End

Explore techniques to find the nth node from the end of a linked list. Understand two key methods—double iteration and two-pointer traversal—and analyze their time and space efficiency to solve linked list problems commonly faced in coding interviews.

Statement

Given the head of a linked list, return the nthn^{th} node from the end of the linked list.

Constraints:

  • The number of nodes in the list is kk.

  • 11 \leq kk ...