A Quiz app for users who would like to learn and test their python programming knowledge.
The app has two main mode.

Challenge Mode
A total of 20 questions will be presented. Points will be awarded based on the time taken to solve each question. Challenge ends when the user chooses the wrong answer or completes all the 20 questions.


Practice Mode
The questions are sorted into different topics. User can choose to practise on their topics of choice.
10 questions will be presented, and the user can continue the practice even if they get the wrong answer. Points will not be awarded for the Practice mode.
All the questions and answers will be shown at the end of the practice session.

一个测验的应用程序，为用户谁愿意学习和测试他们的Python编程知识。
该应用程序有两种主要方式。

挑战模式
共有20个问题将被提交。点会根据解决每个问题所需的时间予以奖励。当用户选择了错误的答案，或完成全部20个问题的挑战结束。


练习模式
该问题被分到不同的主题。用户可以选择练习他们所选择的主题。
10个问题将被提交，并且用户可以继续在实践中，即使他们得到了错误的答案。积分将不能获得的实践模式。
所有的问题和答案将显示在练习赛结束时。