用来求解积分的C语言程序，计算方法中常用的经典程序。-zhe gla jf fa sjlf jlaj laf sbu uvco an ljfal flaj lf

该功能主要用vc++实现。实现二叉树的遍历算法。遍历的方法是先序遍历。-the funcontioin of the program is find a point in the tree in the struture of data .and then the method of it is LF.