c0文法编译器，可生成四元式完成代码优化，再生成汇编语言，由汇编程序解释执行。-c0 grammar compiler can generate code optimized quad-style completion and then generate assembly language, interpreted by the assembler.

带有四元式的语法分析，使用c语言实现，会生成语法分析过程以及词法分析-Parsing with a quad-style，Using c language, will generate parsing and lexical analysis process