（C语音）算法分析与设计课上老师给的素材。有一部分是书中源码，有一部分是老师给的素材。仅供参考。有一部分是伪代码，需要自己调通。- (C) The teacher gave the material algorithm analysis and design course. In part, the source book, in part, the teacher gave material. for reference only. There are some pseudo-code, we