This course is given in the third semester of the second school year, 32 hours in total. Prerequisite course: 'Programming in Advanced Language' and 'Object Oriented Programming'.

本课程第二学年第三学期开设，计划学时32，先修课为：高级语言程序设计，面向对象程序设计。

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Dynamic typing allows all sorts of advanced meta-programming tricks that are difficult or impossible in a strongly typed language.

动态类型支持所有高级的元编程技巧，这在强类型语言中是很难实现的，甚至不可能。

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In advanced computer language programming, due to the computer's limited memory, the integer over a certain limit cannot be recognized and handled.

在计算机高级语言编程中，由于计算机内存空间有限，对于超出一定范围的整数不能识别和处理。

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