使用lex和yacc实现程序计算器

一个很好的LR(1)语法分析的源码实现-a good LR (1) syntax analysis of the source code to achieve

一个语法分析，能实现SLR语法分析，是一个好的语法分析器-A parsing,which can realize SLR parsing,is a good parsing analyzer.

一个basic语言的编译工具。- A basic language translation tool.

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

一个识别c语言关键字和大小写转换的程序-an identification and case-insensitive language keyword conversion process

从正规式到有限自动机及确定的有限自动机的化简。-from the formal ceremony to Finite Automata and the limited automatic machine simplification.

编译原理练习题与答案主要是词法分析、语法分析、中间代码等相关习题与答案.-compiler theory and practice that the answer is lexical analysis, parsing, intermediate code, and other related exercises with answers.

构造LR(1)分析程序，利用它进行语法分析，判断给出的符号串是否为该文法识别的句子，了解LR（K）分析方法是严格的从左向右扫描，和自底向上的语法分析方法。-tectonic LR (1) analysis procedure, and use it for syntax analysis, judgment, given the string of symbols to whether the sentence grammar recognition, understanding LR (K) analysis method is strict scan from left to right, and bottom-up syntax analysis.

自己做个课程设计(词法,语法),给大家能参考 -himself to be a curriculum design (morphology, syntax), we can make reference to thank

一个类c++语言解释器，由一位国外c++大师所作，喜欢脚本脚本语言的可以-a Class C language interpreter, by a master of his foreign c, like the script scripting language can s