static void Main(string[] args)
{
#region PersonClass
////Default constructor
//Person p = new Person();
//p.SetData();
//p.GetData();
////Parameterized constructor
//Person p1 = new Person(100, "XYZ", 100, "12345");
//p1.GetData();
////Copy Constructor
//Person p2 = new Person(p1);
//p2.GetData();
#endregion
//Student Class
//Student s1 = new Student();
//s1.SetStudentData();
//s1.GetStudentData();
//s1.GetData();
//Student s2 = new Student();
//s2.GetStudentData();
//s2.GetData();
//Student s3 = new Student(100, "XYZ", 100, "From Person Class", 1, 1, "From Student class", 100);
//s3.GetStudentData();
//s3.GetData();
Student s4 = new Student(100, "XYZ", 100, "From Person Class", 1, 1, "From Student class", 100);
s4.GetData();
s4.DisplayHello();
Console.ReadKey();
}
