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chefyuan/algorithm-base

10,714Audience · developerComplexity · 1/5Setup · easy

TLDR

A Chinese-language collection of algorithm and data structure tutorials using animations and step-by-step diagrams, designed to help beginners prepare for technical job interviews.

Mindmap

mindmap
  root((algorithm-base))
    What it does
      Algorithm tutorials
      Animated explanations
      Chinese language
    Data structures
      Hash tables
      Linked lists
      Trees
      Stacks and queues
    Algorithms
      Sorting algorithms
      Binary search
      Dynamic programming
      Graph algorithms
    Interview prep
      LeetCode problems
      Visual walkthroughs
    Access
      GitHub repo
      Website chengxuchu.com
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Code map

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Things people build with this

USE CASE 1

Learn how sorting algorithms like quicksort and merge sort work by watching animated step-by-step walkthroughs.

USE CASE 2

Study dynamic programming, backtracking, and graph algorithms with visual explanations before a technical interview.

USE CASE 3

Practice LeetCode-style problems with guided visual breakdowns of each solution approach.

Getting it running

Difficulty · easy Time to first run · 5min

In plain English

This repository is a Chinese-language collection of algorithm and data structure tutorials, with a strong focus on animated visual explanations. The author, a developer who also loves cooking (hence the cooking-themed branding), created it to make algorithms approachable for beginners preparing for job interviews, particularly technical interviews at Chinese tech companies. The core teaching approach uses animations and diagrams to walk through how algorithms work step by step, rather than jumping straight to code. Topics covered include data structure fundamentals like hash tables, stacks, queues, linked lists, recursion, and trees. String matching algorithms such as BF, BM, and KMP are covered, along with a full suite of sorting algorithms including bubble sort, selection sort, insertion sort, shell sort, merge sort, and quicksort. Beyond the basics, the repository covers binary tree traversal and operations, binary search, two-pointer techniques, sliding windows, dynamic programming, backtracking, and graph algorithms. LeetCode-style problems are included throughout, each explained with visual walkthroughs. The content is also available as a companion website at www.chengxuchu.com, which the README recommends for a more stable reading experience. The author publishes related content on Zhihu (a Chinese Q&A platform) and a WeChat public account. A community discussion group is available for people studying algorithms or preparing for job applications. The repository language is listed as unspecified, as the content is primarily explanatory text, diagrams, and markdown files rather than a runnable codebase. Code examples appear within individual articles in multiple languages.

Copy-paste prompts

Prompt 1
Explain how quicksort works step by step, and show me a Python implementation I can trace through manually.
Prompt 2
I am preparing for a technical interview. Walk me through the sliding window technique with a LeetCode example problem.
Prompt 3
Show me how KMP string matching works visually, then give me the code in Python.
Prompt 4
Explain dynamic programming using a simple problem like coin change, with a table showing how subproblems build up.
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