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Product of Array Except Self | LeetCode#238 | Explained (With Visuals & Code)

Tirupati Rao (bitbee)
bitbee
Published in
5 min readDec 16, 2024

Introduction

If you’re preparing for coding interviews, you’ve probably come across the Product of Array Except Self problem. It’s a classic problem that tests your understanding of array manipulation and prefix-suffix concepts. While it may seem tricky at first, with the right approach, you can master it efficiently.

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In this article, we’ll break down the problem step-by-step, starting from the naive approach and working up to the optimized O(n) solution. We’ll also look at the logic, visualizations, and complete code in Java and Python.

💡 Want a more visual explanation?

Check out my YouTube video on this problem, where I walk you through the entire process with animations, dry runs, and clear explanations. You can watch it here:

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Tirupati Rao (bitbee)
Tirupati Rao (bitbee)

Written by Tirupati Rao (bitbee)

Technical Writing | YT ▶️ BitBee | #Tech #Coding #interviews #bitbee #datastructures #algorithms #leetcode

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