// Data.h
// Declaration of struct for BST node
#ifndef _DATA_H
#define _DATA_H

typedef int keyType;

class itemClass
{
 public:
   // methods of class
   keyType Key() const {return myKey;}  // returns search key
   void SetKey(const keyType & key) {myKey = key;}
 private:
   keyType myKey;  // search key
   // other fields
};

#endif