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# Chapter 6.   Hash table

![Hash table](../assets/covers/chapter_hashing.jpg){ class="cover-image" }

!!! abstract

    In the world of computing, a hash table is akin to an intelligent librarian.
    
    It understands how to compute index numbers, enabling swift retrieval of the desired book.

## Chapter Contents

- [6.1   Hash table](https://www.hello-algo.com/en/chapter_hashing/hash_map/)
- [6.2   Hash collision](https://www.hello-algo.com/en/chapter_hashing/hash_collision/)
- [6.3   Hash algorithm](https://www.hello-algo.com/en/chapter_hashing/hash_algorithm/)
- [6.4   Summary](https://www.hello-algo.com/en/chapter_hashing/summary/)