《编译原理实践教程》中的程序作了一些扩展，可以将程序转化成四元式。 本人认为书上的程序极为垃圾！

VC++编的一个词法分析器-VC series a lexical analyzer

一个简单的公交查询管理系 d 统，采用最短路算法，利用odbcapi函数访问数据库。 -a simple inquiry Bus Marketing Management-d, the most shorted algorithm, use odbcapi function access to the database.

C programm for simple Calculator.

递归下降方法实现的类C语言的语义分析程序-recursive method decreased the Class C language semantic analysis procedures

rs编码和解码功能函数，在网上找到的不少RS编码函数中，这个是比较完整的-rs encoding and decoding function, in-line to find a lot of RS coding function, this is a relatively complete

encode.v The encoder syndrome.v Syndrome generator in decoder berlekamp.v Berlekamp algorithm in decoder chien-search.v Chien search and Forney algorithm in decoder decode.v The top module of the decoder inverse.v Computes multiplication inverse of an Galois field element test-bench.v The test fixture, and some brief notes on using the modules. data-rom.v A simple data source for testing run For those intelligence-challenged who can t run verilog LGPL The license -encode.v syndrome.v Syndrome generator in decoder al berlekamp.v Berlekamp gorithm in decoder chien- search.v Chien searc h and Forney in decoder algorithm decode.v The t op module of the decoder inverse.v Computes intercommunication tiplication inverse of an element over Galois field test-bench.v The test fixture. and some brief notes on using the modules. data- rom.v A simple data source for testing run For th PNA intelligence-challenged who can not run veri The log LGPL license

这是我们学校平时实习的四个内容：词法分析、递归下降子程序、ll1语法分析、lr0语法分析 是我用c++编写的。-This our peacetime training schools of the four elements : lexical analysis, recursive decline subroutine, ll1 syntax analysis, lr0 syntax analysis is used c prepared.

用YACC写的语法分析器- Grammar analyzer writes which with YACC

一个程序，用于判定给定的文法是否为LL（1）文法。 实现了：1．文法的机内表示；2. FIRST集和FOLLOW集的计算； 3. LL（1）预测分析表的构造。-a procedure for the determination of grammar to whether LL (1) grammar. Realized : 1. Grammar said the machines; 2. FIRST FOLLOW sets and set computing; 3. LL (1) Forecast and Analysis table structure.

比dos下的debug更好的debug程序源码- Compared to under dos debug better debug procedure source code