add: exeption message

ex01/src/Bureaucrat.cpp

@@ -73,12 +73,12 @@ void Bureaucrat::signForm(Form& form) const
 
 const char* Bureaucrat::GradeTooLowException::what() const throw()
 {
-	return "Too small grade";
+	return "Too low grade";
 }
 
 const char* Bureaucrat::GradeTooHighException::what() const throw()
 {
-	return "Too big grade";
+	return "Too high grade";
 }
 
 std::ostream& operator<<(std::ostream &stream, Bureaucrat &src)

ex01/src/Form.cpp

@@ -81,3 +81,13 @@ std::ostream& operator<<(std::ostream& os, const Form& src)
 
 	return os;
 }
+
+const char* Bureaucrat::GradeTooLowException::what() const throw()
+{
+	return "grade is to low";
+}
+
+const char* Bureaucrat::GradeTooHighException::what() const throw()
+{
+	return "grade is to high";
+}