这个是计算器的编程源码

现将本人搜集常用的程序设计语言的词法和形式文法提供给大家。其中，词法是按LEX格式编辑，形式文法是按YACC格式书写，大家可直接用LEX和YACC工具编译生成各类程序设计语言的分析器。-commonly used programming language syntax and grammar forms to the public. Among them, morphology is based on LEX format editing, grammar form is written by YACC format, we can use the LEX and YACC tools various compiler generation programming language analyzer.

Turbo Pascal 6.0编译器源码 -The source of Turbo Pascal 6.0 compiler

basic解释器源代码 microsoft visual studio 6.0环境下通过-basic explanation for the source code microsoft visual studio environment through 6.0

c语言的词法分析器源代码-c language morphology analyzer source code

词法分析，是一个一个单词的分析- The lexical analysis, is one by one the word analysis

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.

斯坦福大学操作编译器课程讲义(cs143) stanford university compiler course-stanford university compiler course

NEC upd78f0300的自编程序样例，对78K0系列有都可以调用-NEC upd78f0300 sample of self-compiled program on the 78K0 series can be called

信息管理系统！很简单的课程设计！类似于城市信息交换的网站！-Information Management System! The curriculum design is very simple! Exchange of information similar to the city website!

一个小型C语言编译器，支持多架构，包括i386，ARM，mips等-A small C language compiler, support multi-architecture, including the i386, ARM, mips, etc.