DEMONSTRATE HIERARCHICAL INHERITANCE.

This article explains to DEMONSTRATE HIERARCHICAL INHERITANCE. 

DEMONSTRATE HIERARCHICAL INHERITANCE.

Also, you can use the Java compiler to compile a program.

Source code.

import java.util.*;
class employee
{
	int age;
	String name,addr,gender;
	void employee()
	{
Scanner s=new Scanner(System.in);
	System.out.println("Enter the Name of Employee");
	name=s.next();
	System.out.println("Enter the gender of Employee");
	gender=s.next();
	System.out.println("Enter the Addr of Employee");
	addr=s.next();
	System.out.println("Enter the age of Employee");
	age=s.nextInt();
	} // END OF METHOD
	
	void disp()
	{
		System.out.println("Name: "+name);
		System.out.println("age: "+age);
		System.out.println("Gender: "+gender);
		System.out.println("Addr: "+addr);
		
	} // END OF METHOD	
}//END OF CLASS

class fulltime extends employee
{  int sal;
	String dest;
   void full()
   {
	
	Scanner s=new Scanner(System.in);
	System.out.println("Enter the destination of Employee");
	dest=s.next();
	System.out.println("Enter the Salary");
	sal=s.nextInt();
   }
   
   void disp()
   {
	   System.out.println("destination: "+dest);
	   System.out.println("Salary: "+sal);
   }
}//END OF CLASS

class parttime extends employee
{
	int work , rate;
    void part()
    {
	Scanner s=new Scanner(System.in);
	System.out.println("Enter the working of hours:");
	work=s.nextInt();
	}
	
	void cal()
	{ 
		rate = 8 * work;
	}
	
	void disp()
	{
		System.out.println(" Workthours: " +work);
		System.out.println("Rate: " +rate);
	}
}//END OF CLASS

class hier
{
  public static void main(String args[])
  {  
    int ch,n;
    Scanner s=new Scanner(System.in);
    do{
		
	System.out.println("1.full time:\n2.part time\n");
	System.out.println("Enter the choice:");
	ch=s.nextInt();
	employee z = new employee(); // CREATING OBJECT
	fulltime y = new fulltime(); // CREATING OBJECT
	parttime x = new parttime(); // CREATING OBJECT
 
	switch(ch)
	{
	case 1: System.out.println(" Enter Full Time Employee Details 
         \n");
System.out.println("==============================\n");
		z.employee();
		y.full();
		System.out.println("Full Time Employee Details \n");
	System.out.println("==============================\n");
		z.disp();				
		y.disp();
		break;
	case 2 :System.out.println(" Enter Part Time Employee Details\n");
	System.out.println("==============================\n");	
		z.employee();
		x.part();
		x.cal();
		System.out.println("Part Time Employee Details\n");
	System.out.println("==============================\n");
		z.disp();
		x.disp();
		break;
	}//END OF SWITCH
  		System.out.println("Do you want to 
                continue\n1.yes\n2.no\n");
		n=s.nextInt();
	}while(n==1);
 } // END OF MAIN
} //END OF CLASS 

Output.

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