这个是计算器的编程源码

c语言分析器。读入一个C语言程序以确定该程序不是合法的C语言程序。如果程序有语法和语义错误，请给出错误消息。至少要处理以下错误：（1）所有的语法错误。C-语法，见C-文档（2）语义错误：

简单basic语言编译器-simple basic language compiler

stack code that wrote in C-stack code that wrote in C++

实现登录，可以自由相应的登录方式接受编码-To achieve log free to log on to receive treatment the corresponding coding

卷积码的MATLAB的实现，通过MATLAB的平台轻易地实现卷积码的编译。-Convolutional codes of the realization of the MATLAB

编译原理的ll(1)的文法 挺好用的饿-Compiler Construction Principles of the ll (1) of the hungry with good grammar

c―语言的词法分析器。将一个C--语言程序分割成token串的序列。处理C--语言的所有token类型。程序要做成命令行程序，带两个参数，分别表示输入和输出文件名。 -c-language lexical analyzer. A C language program is separated into token strings of sequences. C-treatment of all token types. Procedures to create command line process, with two parameters, respectively, express the input and output file names.

整理 unix v7 的 ya- Reorganizes unix v7 ya

MyTC 5.4.1　原名TC for Windows，带编译、错误分析，还有TC学习、源码。免安装绿色版，不依赖于具体机器，适合复制到移动存储器（如U盘）上随身携带！取消了注册限制-MyTC formerly TC 5.4.1 for Windows, with compiler, error analysis, TC learning source. Green-free version of the installation, is not dependent on specific machines, suitable for reproduction to mobile memory (such as USB drives), carry! Cancellation of registration restrictions