使用C语言写的语法分析小程序，要借助flex和bison工具，输入符合LCC语言语法的程序段，程序会输出语法树。-Using C language to write the syntax analysis of small programs, with the aid of bison and flex tools, input in accordance with the LCC syntax of the program segment, the program will output th

用C++编写的语法分析器，对于给定的TOKEN序列能进行良好的分析，从而建立一棵语法树。-A grammar tree written in C++ provides a good parsing of a given TOKEN sequence to create a syntax tree.