#ifndef SLLOFINT_H
#define SLLOFINT_H

const int HEADOFLIST = -1;

class Node {
public:
   int   key;
   Node *next;
};

typedef Node* SLinkedListOfInt;
typedef Node* NodePtr;

SLinkedListOfInt createList();
void			 destroyList(SLinkedListOfInt &l);
void			 printList(SLinkedListOfInt l);
void			 insertIntoList(SLinkedListOfInt l, int i);
int				 removeFromList(SLinkedListOfInt l, int i);
SLinkedListOfInt copyList(SLinkedListOfInt l);
SLinkedListOfInt mergeLists(SLinkedListOfInt l1, SLinkedListOfInt l2);
bool			 isListEmpty(SLinkedListOfInt l);

#endif //SLLOFINT_H