class Contact
{
    public :
        Contact();
        ~Contact();
        const char * Name (void) const {return name;}
    private :
        char *name; // contact name
};

class ContactDir
{
    public :
        ContactDir ( const int maxSize);
        ~ContactDir( void );
        void Insert ( const Contact& c);
    private :
        Contact **contacts;
        int dirSize;
        int maxSize;
};