---
title: "Discussion on \"Beyond Big-O: Rethinking How We Measure Algorithms in Real Systems\" | Hashnode"
description: "Discussion on \"Beyond Big-O: Rethinking How We Measure Algorithms in Real Systems\". Big-O notation has been drilled into us since our first data structures class.\nO(1) good.O(n) acceptable.O(n log n) fine.O(n²) bad.\nWe memorize it for interviews, use it to compare algorithms, and treat it as the final word on performance.\nBut once y..."
url: "https://hashnode.com/posts/beyond-big-o-rethinking-how-we-measure-algorithms-in-real-systems/696a7ffa22a0be7674f9249d"
---

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# [Beyond Big-O: Rethinking How We Measure Algorithms in Real Systems](https://hexplain.hashnode.dev/beyond-big-o-rethinking-how-we-measure-algorithms-in-real-systems?utm_source=hashnode&utm_medium=feed)

Big-O notation has been drilled into us since our first data structures class. O(1) good.O(n) acceptable.O(n log n) fine.O(n²) bad. We memorize it for interviews, use it to compare algorithms, and treat it as the final word on performance. But once y...

Jan 12 · 3 min read · hexplain.hashnode.dev  
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-   [#big-o-notation](https://hashnode.com/tag/big-o-notation)
-   [#system-architecture](https://hashnode.com/tag/system-architecture)

## Written by

[Utkarsh Gaur](https://hashnode.com/@ugaurx)

@ugaurx

  
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