public bool MakeCourses(Courses courses)
        {
            if (courses.Status == "Compulsory")
            {
                SettingStatus = "Big";
                Sizee         = "C";
            }
            else if (courses.Status == "Required")
            {
                SettingStatus = "Medium";
                Sizee         = "R";
            }
            else
            {
                if (courses.Status == "Elective")
                {
                    SettingStatus = "Small";
                    Sizee         = "E";
                }
            }
            int count = CourseList.Count <Courses>(chk => chk.Name == courses.Name);

            if (count > 0)
            {
                return(false);
            }
            else
            {
                CourseList.Add(new Courses
                {
                    Name   = courses.Name,
                    Status = SettingStatus,
                    Size   = Sizee
                });
                CourseList.CollectionChanged += CourseList_CollectionChanged;
            }
            //int search = CourseList.IndexOf(courses.Name);
            // CourseList.Contains(courses.Name);
            //CourseList.Where(chk=> chk.CourseList.Contains(courses.Name))

            return(true);
        }