1．按要求设计实现能识别上述文法所表示语言的语法分析器，并要求输出全部分析过程；

2．要求详细描述所选分析方法针对上述文法的分析表构造过程；

3．完成对所设计语法分析器的功能测试，并给出测试数据和实验结果；

4．为增加程序可读性，请在程序中进行适当注释说明；

-1. Designed and implemented as required to recognize that the grammar of the language parser, and called out all of the analysis process　2. Requires a detailed descr iption of the selected method analysis table for the grammar of the construction process　3. Parser is designed to complete functional testing and test data and results are given　4. To increase program readability, please make the appropriate comments in the program notes