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Grokking the Coding Interview Patterns in C++

Swapping Nodes in a Linked List

Explore how to swap the values of the kth nodes from the beginning and end of a linked list efficiently. This lesson helps you understand in-place linked list manipulation and provides practical coding practice to solve this common interview problem.

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Statement

Given the head of a linked list and an integer, k, return the head of the linked list after swapping the values of the kthk^{th} node from the beginning and the k ...