//linklist.h
//an unordered linked list
#ifndef LINKLIST_H
#define LINKLIST_H
#include"node.h"

class linklist {
  public:
    linklist();
    ~linklist();  //important destructor!
    void insert(int i);  //inserts at the 
    //end of the list
  private:
    Node * pHead;
    
    friend ostream& operator<<(ostream& out, 
      linklist & li); 
    // & li is reference so don't copy 
    // whole list or just pointer to the list?

    friend istream& operator>>(istream& in,
      linklist & li);
    //appends input data to li.
    //Uses -1000000 (minus one million) as end-of-list marker

  };//end linklist

#endif