二叉查找树的创建、查找、插入和删除
问题描述：运行时产生若干个随机整数，依次插入到一棵初始为空的二叉查找树中，并能在其中查找、插入、删除指定的整数。,Binary Search Tree to create, find, insert and delete the problem descr iption: run-time generated a number of random integers, followed by insertion into an initial empty binary search tree, and in which the find, insert, delete specified integer.