public Student(string firstname, string secondname, string thirdname, decimal age, string dateofbirthday,
string specialization, string gender, string course, string group, Adress adress)
{
this.firstname = firstname;
this.secondname = secondname;
this.thirdname = thirdname;
this.age = age;
this.specialization = specialization;
this.dateofbirthday = dateofbirthday;
this.gender = gender;
this.course = course;
this.group = group;
this.adress = adress;
}
