Top K Frequent Elements at DoorDash

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This problem has 25.0% frequency at DoorDash.

Problem Description

Given an integer array `nums` and an integer `k`, return _the_ `k` _most frequent elements_. You may return the answer in **any order**.

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Topics

Array Hash Table Divide and Conquer Sorting Heap (Priority Queue)Bucket Sort Counting Quickselect

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