数据结构与算法
Data Structures and Algorithms 

各种语言实现
c c++ java go python rust

The Algorithms
Open Source resource for learning Data Structures & Algorithms and their implementation in any Programming Language
https://the-algorithms.com/

https://github.com/TheAlgorithms

https://gitee.com/dyyx/hellocode/tree/master/web/algo/demo/

算法笔记
https://gitee.com/dyyx/hellocode/tree/master/web/algorithm-note
java 实现