一套用c语言编写的通讯录管理系统，另附用java编写的界面化版通讯录系统。-Communication Managing System writen by C language.

用神经网络，α-β剪枝以及进化算法实现五道棋程序的智能。Java编写，没有添加界面部分，仅仅是控制台上的程序。-Neural network, α-β pruning and evolutionary algorithms five Dao intelligent program. Written in Java, do not add the interface part, merely procedural console.