public static void Main(string[] args)
public string firstname="fn";
public string lastname="sn";
public virtual void PrintFullName()
Console.WriteLine(firstname + lastname);
public class FullTimeEmp:Emp
public override void PrintFullName()
Console.WriteLine(firstname + lastname+"_fullTIme");
public class PartTimeEmp:Emp
public override void PrintFullName()
Console.WriteLine(firstname + lastname+"_partTime");
public override void PrintFullName()
Console.WriteLine(firstname + lastname+"_Temp");