画图功能，可以画直线，矩形，椭圆，圆形等形状，画图功能通过菜单控制...

2 编写将一棵二叉树的所有左右子树进行交换的算法。 提示：验证是否交换可以调用二叉树的遍历算法，比较输出结点序列 1 编写采用二叉链表形式存储的二叉树的创建、先序、中序、后序和按层遍历的算法。 创建的二叉树： -2 the preparation of a binary tree will be all about the exchange of sub-tree algorithms. Tip: Verify that the exchange can be called binary tree traversal algorithm to compare the output node sequence of a list prepared by using the binary form of a binary tree stored in the creation, the first sequence, in sequence, after the order and by level traversal algorithms. Create a binary tree:

设计模式的VC例子，可以用于学习设计模式。我自己觉得很有用。这个是Build模式-design patterns VC example, can be used to study design patterns. I feel very useful. This is the Build Model

通过对象的集合可以动态的进行vb控件的设置.-Through a collection of objects can dynamically control the conduct of vb settings.

经典的用于windows的bison的C++工具源码，是我找了很长时间找到这个好用的-WindowsbisonC++ 源 耄?撕 艹 时 业玫

无线通信 关于zigbee芯片2431的应用方面的-Zigbee wireless communication chip 2431 on the application of the

多项式的加减乘除算法,特殊之处是在加减的过程中实现排序并输出,-the way of mathematic

JSP流量统计系统02-616杜正动做的系统 有一点小毛病 但是还可以了-JSP flow statistical system 02-616 Du dynamic system has done little problems but also can

一个简单的屏保程序，使用VC＋MFC编写，有兴趣的可以看看哦，非常简单。就是一层纸，捅破它吧。-A simple screen saver, use the VC MFC prepared, interested can see Oh, very simple. Is a layer of paper, pierce it right.

用delphi写的数据库连接程序小程序，供初学者参考-used to write database connectivity procedures small program for beginners reference

C语言实现的高考成绩系统.请大家指正 -C language to achieve the SAT system. Please correct me