以习题的方式引导读者一步一步学习编程，从简单的打印一直讲到完整项目的实现。也许读完这本书并不意味着你已经学会了编程，但至少你会对编程语言以及编程这个行业有一个初步的了解。-With exercises to guide readers step by step way to learn programming,　simple print has been referred to the full realization of the project. Perhaps reading this book does not mean you have learned programming, but at least you will have a programming language and programming in the industry have a preliminary understanding.