//
// IntList class
//


class IntList
{
public:
   IntList();
   IntList( const IntList& other );
   ~IntList();

   IntList& operator=( const IntList& rhs );

   int pop();
   bool empty() const;
   int top() const;
   void push( int val );
   int & operator[]( int index ); 
   void appendCopyAtEnd( const IntList& other );

};