此系统主要是演示数据结构中的单链表,仅供学习,交流之用,通过学习可以看到局部变量,全局变量,数据结构,算法的有机结合.在win-tc下可直接运行,在某些Troubc c下需要将malloc.h改为alloc.h-This system is mainly demonstration of a single data structure linked list, for learning, exchange of use, by learning to see local variables, g