LL（1）语法分析器，对任意输入LL(1)文法的分析表及字符串， 否为该文法的句子，并能给出分析过程。-LL (1) parser, the indiscriminate importation of LL (1) grammar analysis table and string, whether or not the sentence grammar, and can provide analysis process.

C写的词法分析器，能实现简单的文件查找， 如果表达式正确，则会在结果框中显示“正确”，否则会显示存在语法错误.这是我第一次上传如果大家发现有错误的文法没有报错，或者正确的文法却报错了，可以向我反映-C wrote lexical analyzer, able to find a simple document, if correct expression will be shown in the results box "correct", as it showed the