static void Main(string[] args)
{
var s0 = new Student("Naimul 0", "154", 3.50F);
var s1 = new Student("Naimul 1", "19", 3.61F);
var s2 = new Student("naimul 10", "22", 3.62F);
var c0 = new Course("001", "Web tech");
var c1 = new Course("002", "DLC");
var c2 = new Course("003", "OOP 2");
c0.AddStudent(s1, s2);
c0.PrintStudent();
c0.RemoveStudent(s0);
Console.WriteLine("******After student removed*****");
s0.PrintCourse();
c0.PrintStudent();
Console.WriteLine();
s2.AddCourse(c0, c1, c2);
s2.PrintCourse();
s2.RemoveCourse(c1);
Console.WriteLine("##### After Remove A Course#####");
s2.PrintCourse();
c1.PrintStudent();
}
