广西壮族自治区中小学生安全素养知识大赛https://huodong.xueanquan.com/2022gxjs/jieshao.html让我们一起了解常见的安全隐患，学习并掌握防灾避险知识和急救技能，保障生命安全。
青藤云安全,中国主机自适应安全开创者、云原生安全领军企业,提供云安全、主机安全、容器安全、渗透测试、主动防御、主机加固、威胁狩猎等技术和安全运营服务,为客户打造集预测、防御、监控和响应的安全闭环.
2023年肥西县中考网上报名系统https://fx.hfzsks.org/student_enter/loginbm.htm九年级报名时间：2022年11月21日至24日我县学籍考生报名；2022年11月25日至26日外回单报考生报名；八年级报名时间：2023年3月中下旬。各报名点学校登陆肥西县中考网上报名系统（https://fx.hfzsks.org/student_enter/loginbm.htm）后，核对或录入考生信息时，须通过身份证读卡器读取考生身份信息，考生电子摄像在报名同时进行。
Codeforces. Programming competitions and contests, programming community Codeforces 是一家总部位于俄罗斯的竞赛编程网站，它会定期举办在线比赛，并且竞赛选手是世界上一些最优秀的程序员。他们的挑战通常需要用到高等数学和算法，如果你是一个编程新手，他们的挑战很可能对你来说难度比较大。
CodinGame is a challenge-based training platform for programmers where you can play with the hottest programming topics. Solve games, code AI bots, learn from your peers, have fun.
CodeSignal is the leading technical interview solution, helping talent acquisition and engineering teams #GoBeyondResumes to hire high-quality and diverse technical talent. Use CodeSignal's skills evaluation frameworks to tap into underrepresented pools of candidates, save valuable engineering resources, increase speed-to-hire, and increase candidate pipeline yield.
A coding practice website for all programming levels – Join a community of over 3 million developers and improve your coding skills in over 55 programming languages!Codewars - Achieve mastery through coding practice and developer mentorship
Improve your coding skills with our library of 300+ challenges and prepare for coding interviews with content from leading technology companies.Coderbyte 提供了200多种编程挑战。在这里，你可以：使用10种编程语言中的一种进行在线挑战。看到网站发布的大多数挑战的官方解决方案。查看该网站其他80万用户为同一挑战提供的解决方案。
A Computer Science portal for geeks. It contains well written, well thought and well explained computer science and programming articles, quizzes and practice/competitive programming/company interview Questions.
Powerful coding training system. LintCode has the most interview problems covering Google, Facebook, Linkedin, Amazon, Microsoft and so on. We provide Chinese and English versions for coders around the world.
