Open-source tools and learning resources, shared freely.

Small, useful projects and notes from things we learn and build. Started by Jingming Liang.

An interactive way to explore dynamic programming. Build a triangular maze, light up its nodes, and find the path that collects the most lights.

Try it in your browser · Source code

Runs in your browser with no installation. The interface is currently in Chinese; the source is available under the MIT License.

Found a bug or have an idea? Open an issue. Improvements to the tools and their documentation are welcome.