static void Main(string[] args)
{
Student[] students = new Student[3];
students[0] = new Student("mohamed", "ismail", "21/3/1994");
students[1] = new Student("Ali", "kamel", "17/11/1989");
students[2] = new Student("aya", "ali", "5/1/1990");
Teacher teacher1 = new Teacher("said", "alaa", "computer science", 41);
Course course1 = new Course(" Programming with C#", students, teacher1);
Degree degree = new Degree("Bachelor", course1);
UProgram universityProgram = new UProgram("Information Technology", degree);
Console.WriteLine("The {0} program contains the {1} of Science degree \n", universityProgram.ProgramName, universityProgram.Degree.Degree1);
Console.WriteLine("The {0} of Science degree contains the course {1} \n", universityProgram.Degree.Degree1, universityProgram.Degree.Course.CourseName);
Console.WriteLine("The {0} course contains {1} students \n", universityProgram.Degree.Course.CourseName, universityProgram.Degree.Course.Student.Length);
}
public Degree(string degree, Course course)
{
this.Course = course;
this.Degree1 = degree;
}