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Grokking the Coding Interview Patterns in Python

Top K Frequent Elements

Explore how to solve the top k frequent elements problem by applying heap data structures. Learn to identify and return the k most frequent integers from an array, enhancing your ability to handle frequency-related interview questions with efficient and optimized approaches.

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Statement

Given an array of integers, arr, and an integer, k, return the kk most frequent elements.

Note: You can return the answer in any order.

Constraints:

  • 11 ≤\leq
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