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Merge K Sorted Lists

Explore the technique of k-way merge to combine multiple sorted linked lists into a single sorted linked list. Learn how to assess and implement solutions for merging k sorted lists efficiently. Practice developing optimized approaches to solve this common coding interview problem using linked lists and k-way merging strategies.

Statement

You are given an array, lists, containing k singly linked lists. Each of these linked lists is individually sorted in ascending order.

Your task is to merge all k linked lists into a single sorted linked list in ascending order and return the merged list.

Constraints:

  • k ==== lists.length

  • 00 \leq ...