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wangzheng0822/algo

★ 23,165PythonAudience · developerComplexity · 1/5StaleLicenseSetup · easy

TLDR

A Chinese-language guide with 50 Python implementations of essential data structures and algorithms, from arrays to dynamic programming.

Mindmap

mindmap
  root((repo))
    What it covers
      Arrays and lists
      Sorting algorithms
      Trees and graphs
      Dynamic programming
    Learning format
      Code examples
      Hands-on practice
      Interview prep
    Data structures
      Stacks and queues
      Hash tables
      Heaps
    Algorithms
      Binary search
      Recursion
      Backtracking
      Divide and conquer

Things people build with this

USE CASE 1

Study data structures and algorithms fundamentals with working Python code examples.

USE CASE 2

Prepare for technical interviews by reviewing 50 essential algorithm implementations.

USE CASE 3

Follow along with a computer science course using practical code walkthroughs.

Tech stack

Python

Getting it running

Difficulty · easy Time to first run · 5min
Use freely for any purpose including commercial. Keep the notice and disclose changes to the patent grant.

In plain English

This repository is a Chinese-language coding reference that provides 50 implementations of essential data structures and algorithms. The description translates roughly to "50 must-know code implementations of data structures and algorithms." The repo is a companion to popular Chinese programming courses. It covers all the classic building blocks a programmer needs to learn: arrays, linked lists, stacks, queues, recursion, sorting (merge sort, quicksort, insertion sort, and more), binary search, hash tables, binary trees, heaps, graphs, backtracking, divide-and-conquer, and dynamic programming. Each topic includes hands-on code examples rather than just theory. You would use this as a study guide if you are learning computer science fundamentals, preparing for technical interviews, or following along with a data structures and algorithms course. The content is primarily in Chinese. All code is written in Python.

Copy-paste prompts

Prompt 1
Show me how to implement a binary search tree in Python using the examples from this repo.
Prompt 2
Walk me through the quicksort and merge sort implementations in this data structures guide.
Prompt 3
How would I use the dynamic programming examples here to solve interview problems?
Prompt 4
Explain the linked list and stack implementations from this 50-algorithm reference.
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Generated 2026-05-18 · Model: sonnet-4-6 · Verify against the repo before relying on details.