一个简单的学生管理系统，是用C/C++混合写的，但由于时间不足。。。只有几个小时，所以做得不是很理想，但如果只是学习用，那就完全没问题了。-a simple student management system is the use of C / C was mixed, but because of the lack of time. . . Only a few hours, so do it is not ideal, but if only to study, it did not com

弹道方程的计算，非常适合搞飞行器设计的人士参考。-The calculation of the trajectory equation, ideal for those who engage in vehicle design reference.

基于C语言的四则运算训练计算器控制台程序，非常适合学龄前儿童使用。-C-based language training four arithmetic calculator console application, ideal for preschoolers.