PYTHON PROBLEM 282 · Company Hard

Merge k sorted lists: Single source

With one source, the heap returns the original sorted sequence.

Maintain only the candidates that can still affect the answerheapk-way mergeLeetCode pattern

PROBLEM OVERVIEW

What this Python exercise asks you to practise

This scenario tests merge k sorted lists. It belongs to the Top Company Stacks, Heaps, Intervals, and Linked Lists roadmap and uses the maintain only the candidates that can still affect the answer pattern.

Practice cache design, monotonic structures, heaps, intervals, and advanced linked-list patterns.

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INTERVIEW CONTEXT

Skills and reported company tags

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