一个用c语言写的简单的词法分析，用于大学编译原理的大作业。-A simple to use c language lexical analysis, University of compiler theory for large operations.

编译原理期末的大作业，使用C语言实现的C0文法编译器，压缩包内有说明文档-Compilation principle of the final major work, the C0 grammar compiler written in C language, there is a document in the package

PL0语言的Pcode中间代码生成，采用自顶向下方法(Pcode intermediate code generation in PL0 language, using a top-down method)