Java形式文法

一个可以生成java代码的语法生成器- May produce the java code the grammar production

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

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.

PICC code in HT-PICC for GLCD

这是扬创2440开发板的一个ADS环境下的一个测试程序,对初学者很有用的.-Jan 2440 This is a development board an ADS environment of a test procedure, useful for beginners.

自己写的一个C子集的编译程序，包括源码和说明文件，以及文法的扩充BNF表达式-himself wrote a subset of the C compiler, including source code and documentation, and the expansion of BNF grammar expression

Complete support for EBNF notation; Object-oriented parser design; C++ output; Deterministic bottom-up "shift-reduce" parsing; SLR(1), LALR(1) and LR(1) table construction methods; Automatic parse tree creation; Possibility to output parse tree in XML format; Verbose conflict diagnostics; Generation of tree traverse procedures

动态哈夫曼编码-Dynamic Huffman coding

to maintain address using tree structure

1、 输入串应是词法分析的输出二元式序列，即某算术表达式“实验项目一”的输出结果。输出为输入串是否为该文法定义的算术表达式的判断结果。 2、 递归下降分析程序应能发现输入串出错。 3、 设计两个测试用例（尽可能完备，正确和出错），并给出测试结果 -1, input strings should be the output of lexical analysis of binary sequence, that is, the arithmetic expression of a