This procedure is a series Sounds of principle experiment in a syntax tree gener...

代码说明：

本程序是编绎原理实验中一个关于语法树生成过程的程序，采用VC++编写，界面友好，只要输入一个数学表达式，就会生成该表达式的语法树过程-This procedure is a series Sounds of principle experiment in a syntax tree generation process procedures, the use of VC++ Prepared, friendly interface, just enter a mathematical expression, it will generate the expression syntax tree process