说明：  如果你是小白用户，满足以下条件： 会使用电脑，但从来没写过程序； 还记得初中数学学的方程式和一点点代数知识； 想从编程小白变成专业的软件架构师； 每天能抽出半个小时学习。 不要再犹豫了，这个教程就是为你准备的！
(If you are a Xiaobai user, the following conditions are met: Can use computer, but never write program; Remember the equations and a little algebra knowledge in junior middle school mathematics; Want to become a professional software architect from programming Xiaobai; I can spare half an hour to study every day. Don't hesitate, this tutorial is for you!)