编译原理课程设计，输入布尔表达式，然后有系统自动转换为逆波兰四元式...

一个不错的用C语言编写的语法词法便编译器哦-A good use of C language compilers then lexical grammar Oh

拿出这个程序来主要是因为原文中只有一个LEX程序,- Puts out this procedure to come mainly is because in the original text only has a LEX procedure,

这是一个vc++环境下运行的编译原理的词法分析源程序，可以在vc++环境下直接运行，其中有运行的截图，学校要求做实验报告，给和我一样要交报告的人。-This is a vc environment compiler running under the principle source of lexical analysis, the vc direct operating environment, which is running the screenshots, the school asked to do experiments, and I like to have to pay the people.

封装好人机接口分析器，类似于XML文件分析器.-good Packaging Machine Interface analyzer similar to the XML file analyzer.

如果有人学习单片机，不如msp430，可以看看这些资料，对其学习很有用 -If someone learning single-chip, it is better to msp430, can look at such information useful to their learning

一个子集的词法分析器。输入程序，输出TOKEN串各符号表，并存入文件。-A accidence analyzer of subset. which can inpute TOKEN cluster and save if you inpute program

一个写得很不错的C编译器，供需要写编译器的人参考一下。-A very good C compiler, the compiler of supply and demand of people to write reference.

是一个不错的语法分析器,里面实现了语法分析的算法,并判断了一些优先级的控制和对栈的操作.-is a good parser, they achieved the syntax analysis algorithms, and a judgment of priority to the control and operation of the stack.

pl 词法分析器，自己编的，输入文件名 （包括后缀）即可-pl morphology analyzer, own arrange, the input filename (decorates including after) then

词法分析程序，这是一个词法分析程序，是在编译原理课编写下来的，经过多次修改。还能够分析对10+9e这样的单词。比较全面-lexical analysis, this is a lexical analysis procedure is compiled in principle prepared from the lesson, after several revisions. Also to analyze 10 9e of the word. More comprehensive