public static void Main(string[] args)
        {
            //            Instantiate three Student objects.
            Student s1 = new Student("John", "Doe", "May 1, 1995");
            s1.AddressLine1 = "1234 Main Street";
            s1.AddressLine2 = "Apartment 2F";
            s1.City = "New York City";
            s1.Zip = "11000";
            s1.State = "New York";
            s1.City = "USA";

            Student s2 = new Student("Jade", "Smith", "Oct 12, 1996");
            s1.AddressLine1 = "2122 First Street";
            s1.AddressLine2 = "";
            s1.City = "Jersey City";
            s1.Zip = "07002";
            s1.State = "New Jersey";
            s1.City = "USA";

            Student s3 = new Student("Jack", "Black", "March 25, 1995");
            s1.AddressLine1 = "8120 JFK Blvd";
            s1.AddressLine2 = "Apartment 1601";
            s1.City = "New York City";
            s1.Zip = "11025";
            s1.State = "New York";
            s1.City = "USA";

            //            Instantiate a Course object called Programming with C#.
            Course csharp = new Course("Programming with C#");

            //            Add your three students to this Course object.
            csharp.students = new Student[3] { s1, s2, s3 };

            //            Instantiate at least one Teacher object.
            Teacher lecturer = new Teacher("Mr.", "Jackson");

            //            Add that Teacher object to your Course object
            csharp.teachers = new Teacher[3];
            csharp.teachers[0] = lecturer;

            //            Instantiate a Degree object, such as Bachelor.
            Degree degree = new Degree("Bachelor of Science");

            //            Add your Course object to the Degree object.
            degree.Course = csharp;

            //            Instantiate a UProgram object called Information Technology.
            UProgram program = new UProgram("Information Technology");

            //            Add the Degree object to the UProgram object.
            program.Degree = degree;

            //            Using Console.WriteLine statements, output the following information to the console window:
            //            The name of the program and the degree it contains
            Console.WriteLine("The {0} program contains the {1} degree.", program.ProgramName, degree.DegreeName);
            //            The name of the course in the degree
            Console.WriteLine("The {0} degree contains the {1} course.", degree.DegreeName, csharp.CourseName);
            //            The count of the number of students in the course.
            Console.WriteLine("There are {0} student(s) in the course {1}.", csharp.students.Length, csharp.CourseName);
        }
        public static void Main(string[] args)
        {
            Student[] students = new Student[5];

            // creating student record with constructors
            students[0] = new Student("John", "Doe", "May 1, 1995");

            // creating student record with setting fields
            students[1].firstName = "David";
            students[1].lastName = "Smith";
            students[1].birthday = "October 2, 1996";

            Console.WriteLine("Student {0} {1} was born on {2}.", students[0].firstName, students[0].lastName, students[0].birthday);
            Console.WriteLine("Student {0} {1} was born on {2}.", students[1].firstName, students[1].lastName, students[1].birthday);
        }
        public static void Main(string[] args)
        {
            Random rnd = new Random();

            //            Instantiate three Student objects.
            Student s1 = new Student("John", "Doe", "May 1, 1995");
            s1.AddressLine1 = "1234 Main Street";
            s1.AddressLine2 = "Apartment 2F";
            s1.City = "New York City";
            s1.Zip = "11000";
            s1.State = "New York";
            s1.City = "USA";
            // Add 5 grades to the the Stack in the each Student object.
            // (this does not have to be inside the constructor because
            // you may not have grades for a student when you create a new student.)
            for (int i = 0; i < 5; i++)
            {
                s1.Grades.Push(rnd.Next(60, 100));
            }

            Student s2 = new Student("Jade", "Smith", "Oct 12, 1996");
            s2.AddressLine1 = "2122 First Street";
            s2.AddressLine2 = "";
            s2.City = "Jersey City";
            s2.Zip = "07002";
            s2.State = "New Jersey";
            s2.City = "USA";
            // Add 5 grades to the the Stack in the each Student object.
            // (this does not have to be inside the constructor because
            // you may not have grades for a student when you create a new student.)
            for (int i = 0; i < 5; i++)
            {
                s2.Grades.Push(rnd.Next(60, 100));
            }

            Student s3 = new Student("Jack", "Black", "March 25, 1995");
            s3.AddressLine1 = "8120 JFK Blvd";
            s3.AddressLine2 = "Apartment 1601";
            s3.City = "New York City";
            s3.Zip = "11025";
            s3.State = "New York";
            s3.City = "USA";
            // Add 5 grades to the the Stack in the each Student object.
            // (this does not have to be inside the constructor because
            // you may not have grades for a student when you create a new student.)
            for (int i = 0; i < 5; i++)
            {
                s3.Grades.Push(rnd.Next(60, 100));
            }

            //            Instantiate a Course object called Programming with C#.
            Course csharp = new Course("Programming with C#");

            //            Add your three students to this Course object.
            // Modify your code to use the ArrayList collection as the replacement
            // to the array.  In other words, when you add a Student to the Course
            // object, you will add it to the ArrayList and not an array.
            // Add the three Student objects to the Students ArrayList inside the Course object.
            csharp.students.Add(s1);
            csharp.students.Add(s2);
            csharp.students.Add(s3);

            //            Instantiate at least one Teacher object.
            Teacher lecturer = new Teacher("Mr.", "Michael", "Jackson");

            //            Add that Teacher object to your Course object
            csharp.teachers = new Teacher[3];
            csharp.teachers[0] = lecturer;

            //            Instantiate a Degree object, such as Bachelor.
            Degree degree = new Degree("Bachelor of Science");

            //            Add your Course object to the Degree object.
            degree.Course = csharp;

            //            Instantiate a UProgram object called Information Technology.
            UProgram program = new UProgram("Information Technology");

            //            Add the Degree object to the UProgram object.
            program.Degree = degree;

            //            Using Console.WriteLine statements, output the following information to the console window:
            //            The name of the program and the degree it contains
            Console.WriteLine("The {0} program contains the {1} degree.", program.ProgramName, degree.DegreeName);
            //            The name of the course in the degree
            Console.WriteLine("The {0} degree contains the {1} course.", degree.DegreeName, csharp.CourseName);
            //            The count of the number of students in the course.
            Console.WriteLine("There are {0} student(s) in the course {1}.", csharp.students.Count, csharp.CourseName);

            // Call the ListStudents() method from Main().
            csharp.ListStudents();
        }