integerset.h

来自「《c＋＋大学教程实验指导书》源码」· C头文件 代码 · 共 51 行

// Chapter 7 of C++ How to Program
// integerset.h
#ifndef INTSET_H
#define INTSET_H

// class IntegerSet definition
class IntegerSet {

public:
   IntegerSet( int );
   IntegerSet( const IntegerSet& );

   IntegerSet unionOfIntegerSets( const IntegerSet& );
   IntegerSet intersectionOfIntegerSets( const IntegerSet& );
   void emptySet();
   void inputSet();
   void insertElement( int );
   void deleteElement( int );
   /* write prototype for setPrint */
   bool isEqualTo( const IntegerSet& ) const;

private:
   int *set;  // dynamically allocated set
   int size;

   // function validEntry definition
   bool validEntry( int x ) const 
   {
      return x >= 0 && x < size;

   } // end function validEntry

}; // end class IntegerSet

#endif // INTSET_H


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