gistfile1.txt

using System;
using System.Collections;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading;
using System.Threading.Tasks;

namespace Module8
{
class Program
{
static void Main(string[] args)
{

Student student0 = new Student("Dave", "Jones", "Jan 7");
Student student1 = new Student("Jessica", "Clark", "Feb 29");
Student student2 = new Student("Jesus", "(no last name)", "Dec 25");

Course course0 = new Course("Programming with C#", "1", "Cool Course Bro");

student0.Grades.Push("A");
student0.Grades.Push("A+");
student0.Grades.Push("B");
student0.Grades.Push("A");
student0.Grades.Push("F");

student1.Grades.Push("C");
student1.Grades.Push("C+");
student1.Grades.Push("C");
student1.Grades.Push("C");
student1.Grades.Push("C");

student2.Grades.Push("F");
student2.Grades.Push("F");
student2.Grades.Push("F");
student2.Grades.Push("F");
student2.Grades.Push("F");

course0.StudentList.Add(student0);
course0.StudentList.Add(student1);
course0.StudentList.Add(student2);

course0.ListStudents();

}
}

class Person
{
public Person(string pfname, string plname)
{
this.Firstname = pfname;
this.Lastname = plname;
}
private string _firstname;
public string Firstname
{
get { return _firstname; }
set { _firstname = value; }
}

private string _lastname;
public string Lastname
{
get { return _lastname; }
set { _lastname = value; }
}
}

class Student : Person
{
private static int studentcount = 0;

public Student(string fname, string lname, string bday)
: base(fname, lname)
{
this.Birthday = bday;
this.Grades = new Stack<String>();
Interlocked.Increment(ref studentcount);
}

~Student()
{
Interlocked.Decrement(ref studentcount);
}

private string _birthday;

private Stack<String> _grades;

public Stack<String> Grades
{
get { return _grades; }
set { _grades = value; }
}

public string Birthday
{
get { return _birthday; }
set { _birthday = value; }
}

public static int GetStudentCount()
{
return studentcount;
}

public void takeTest()
{
throw new NotImplementedException();
}
}

class Course
{
public Course(string cname, string ccreds, string cdesc)
{
this.courseName = cname;
this.courseCredits = ccreds;
this.courseDescript = cdesc;
this.StudentList = new List<Student>();
}

private string _courseName;
public string courseName
{
get { return _courseName; }
set { _courseName = value; }
}

private string _courseCredits;
public string courseCredits
{
get { return _courseCredits; }
set { _courseCredits = value; }
}

private string _courseDescript;
public string courseDescript
{
get { return _courseDescript; }
set { _courseDescript = value; }
}

private List<Student> _studentList;

public List<Student> StudentList
{
get { return _studentList; }
set { _studentList = value; }
}

public void ListStudents()
{
foreach (Student student in _studentList)
{
Console.WriteLine("{0} {1}", student.Firstname, student.Lastname);
}
}
}
}