北京大学选课刷课 Chrome Extension Source Code of the extension PKU 北大选课刷课助手 https://chrome.google.com/webstore/detail/pku-%E5%8C%97%E5%A4%A7%E9%80%89%E8%AF%BE%E5%88%B7%E8%AF%BE%E5%8A%A9%E6%89%8B/gobjpclkanepkinkgbmebkacaimgblfp
北京大学选课刷课 Chrome Extension Source Code of the extension PKU 北大选课刷课助手 https://chrome.google.com/webstore/detail/pku-%E5%8C%97%E5%A4%A7%E9%80%89%E8%AF%BE%E5%88%B7%E8%AF%BE%E5%8A%A9%E6%89%8B/gobjpclkanepkinkgbmebkacaimgblfp