Attends class when teacher has used SNL compiler

LUA语言教程，世界上最美妙的脚本语言，来自巴西-LUA language courses, the world" s most beautiful scripting language, from Brazil

本程序的功能是：将中缀表达式（只能含有的运算符为( ) / * + - =）转化为后缀表达式，-this procedure is the function : China will decorate the expression (containing only the operator ()/*- =) into suffix expression,

供大家使用~~打一次哈，不知道好不好，欢迎指导和学习。-for your use ~ ~ shots Kazakhstan, do not know is good and welcome guidance and learning.

一个小型c compiler的设计与实现-a small c compiler Design and Implementation

不需要做任何修改的lex-yacc的demo，可以在parser generator或lex-bison下成功运行-Do not need to make any changes to the lex-yacc the demo, or a parser generator in the lex-bison successfully running

eC++编译器源码-eC++ compiler source

语义分析器，将语义分析程序编制成子程序，在语法分析器分析出各语法单位后，分析其含义，并将可执行语句或表达式翻译为四元式输出，并将错误信息输出。-Semantic analyzer, semantic analysis program compiled subroutines, in the parser analyzes the syntax of the unit, analyze its meaning, and translated into an executable statement or expression quaternary-output, and error information output.

Full support for extended regular expressions (those with intersection and complement); Support for some kinds of cycles in grammar; DFA-based operation; Unicode support; C++ only, requires a modern compiler; Lexical analyzers can be configured to get symbols from any input class (built-in support for std::istream, std::wistream and FILE *); Designed to work with Whale, but can work standalone or interface to other parsers.-Full support for extended regular expressions (those with intersection and complement); Support for some kinds of cycles in grammar; DFA-based operation; Unicode support; C only, requires a modern compiler; Lexical analyzers can be configured to get symbols from any input class (built-in support for std::istream, std::wistream and FILE*); Designed to work with Whale, but can work standalone or interface to other parsers.

用户输入一个文法，然后再输入，要被分析的字符串，自动进行语法分析，把每一不的分析过程都一一打印出来。直到分析成功或失败。-a user input grammar, and then imported to the string were analyzed automatically syntax analysis, the analysis of each process does not have to print out on January 1. Until the analysis of success or failure.