link_h.h

用户界面设计为菜单方式。程序运行后

#include<iostream.h>
template<class Elem>
class Link
{
	
	public:
		Elem element;
		Link *next;
		Link(const Elem& eleval,Link* nextval=NULL)
		{
			element=eleval;
			next=nextval;
		}
		Link(Link<Elem> *nextval=NULL){next=nextval;}
	
};