public ActionResult ViewScore(string classId, int classNumber)
{
HomeworkModel homeworkModel = new HomeworkModel();
LessonModel lessonModel = new LessonModel();
ViewBag.homeworks = homeworkModel.GetListHomeworkOfLesson(classId, classNumber);
ViewBag.lesson = lessonModel.GetLesson(classId, classNumber);
return(View());
}
