text: #ifndef BUYER_H
  #define BUYER_H
  
  #include"user.h"
  
  
  class Buyer : public User
  {
  public:
      Buyer();
      Buyer(QString name, QString word);
      Buyer(QString name, QString word, int t);
      Buyer(QTextStream &stream);
      void buy();
      QTextStream& operator>>(QTextStream &stream);
  };
  
  #endif // BUYER_H
  