编译原理词法，语法分析，能检查错误，pl/0,

NT上的Perl解释器 -Perl interpretor on NT

PL0语法分析器-PL0 parser

编译原理的作业 编译器- Translation principle work compiler

max-log-map算法的C语言的实现，能计算出所需要的LLR，做出软判决和硬判决。-max-log-map algorithm for the realization of the C language, can be required to calculate LLR, make a hard decision and soft decision.

我做的不好呀，请大家指教。- I do am not good, asks everybody to advise.

LL(1)文法使用的是确定的自顶向下的分析技术。LL(1)的含义是：第一个L表明自顶向下分析是从左向右扫描输入串，第2个L表明分析过程中将使用最左推导，1表明只需向右看一个符号便可决定如何推导，即选择哪个产生式(规则)进行推导。-LL (1) grammar using a set top-down analysis techniques. LL (1) the meaning is: the first one L shows a top-down analysis is a scan input string from left to right, the first two L shows the analysis process will be the most left-derivation, one that will be just right to see a sign can decide how to derive, choose what Production (rules) for derivation. LL (1) grammar, followed by calculation of the discriminant needs FIRST sets, FOLLOW sets and SELLECT set, and then determine whether to LL (1) grammar, the last sentence further analysis.

Tiny Machine的源码，一个简单易学习的-Tiny Machine source code, simple is easy the east which studies east

陈火旺《编译原理》课后习题答案，是第三版的答案-Chen Huo-wang, " Compiler Principle" Exercise after-school answer, the answer is the third edition of

一个简单的C词法分析器 能识别数字,标志符(关键字,变量)和一些运算符.-a simple C lexical analyzer can identify the number, identifier (keyword, variable), and some Operators.