[中文](README.md) | English An online judge system for algorithm competition. This project is the **official** successor and rewritten version of the original Python/Flask version of SYZOJ, which is authorized by the original author [@Chenyao2333](https://github.com/Chenyao2333). Currently maintained by [LibreOJ](https://loj.ac). # Deploying Currently, the tutorial for deploying is only available in Chinese. It's [部署指南](https://github.com/syzoj/syzoj/wiki/%E9%83%A8%E7%BD%B2%E6%8C%87%E5%8D%97) in this project's wiki. Join QQ group [565280992](https://jq.qq.com/?_wv=1027&k=5JQZWwd) or Telegram group [@lojdev](https://t.me/lojdev) for help. # Upgrading Currently, the tutorial for upgrading is only available in Chinese. It's [更新指南](https://github.com/syzoj/syzoj/wiki/%E6%9B%B4%E6%96%B0%E6%8C%87%E5%8D%97) in this project's wiki.