Top K Frequent Elements: How do you find the K most frequent items in a list?

Top K Frequent Elements: How do you find the K most frequent items in a list?

题目类型: 技术面试题

这是一道技术面试题，常见于澳洲IT公司面试中。

难度: hard

标签: interviewbit, python, topic-specific

参考答案摘要

You first count how many times each item appears using a dictionary, then you use something like a heap or sorting to pick the top K, for interviews sorting is simple to explain, but heap is better fo...

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