---
title: "Discussion on \"Big O: Space Complexity\" | Hashnode"
description: "Discussion on \"Big O: Space Complexity\". The space means additional space. This space doesn’t care how much size the input is.\nMemory\nHeap: store variables we assigned\nStack: keep track of the function calls\nWhat takes memory space?\n\nVariables\n\nData Structures\n\nFunction Call\n\nAllocations\n\n\n..."
url: "https://hashnode.com/posts/big-o-space-complexity/66f2332ee62c89d2ca62aa5c"
---

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# [Big O: Space Complexity](https://adrienetz.hashnode.dev/big-o-space-complexity?utm_source=hashnode&utm_medium=feed)

The space means additional space. This space doesn’t care how much size the input is. Memory Heap: store variables we assigned Stack: keep track of the function calls What takes memory space? Variables Data Structures Function Call Allocations ...

Sep 24, 2024 · 2 min read · adrienetz.hashnode.dev  
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[Adriene](https://hashnode.com/@Adriene)

@Adriene · Taipei, Taiwan

  
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Junior Backend Developer

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