MethodOverride.java

package OOPJava;
import java.util.Scanner;
class Employee1 {
	double salary,DA,HRA,salary1;
	Employee1(double salary,double DA,double HRA) {
		this.salary=salary;
		this.DA=DA;
		this.HRA=HRA;
	}
	void display () {
		System.out.println("EMPLOYEE");
		System.out.println("----------");
	}
	void calcsalary () {
		salary1=salary+salary*(DA/100)+salary*(HRA/100);
		System.out.println("Gross Salary="+salary1);
	}
}
class Engineer extends Employee1 {
	Engineer(double salary,double DA,double HRA) {
		super (salary,DA,HRA);
	}
	void display () {
		super.display ();
		super.calcsalary ();
		System.out.println("ENGINEER");
		System.out.println("---------");
	}
	void calacsalary () {
	    System.out.println("Gross Salary of the Engineer="+salary1*2);
	}
}
public class MethodOverride {
	public static void main (String args[]) {
		double salary,DA,HRA;
		Scanner sc=new Scanner (System.in);
		System.out.println("Enter the basic salary of the Employee:");
		salary=sc.nextDouble ();
		System.out.println("Enter DA% of Employee:");
		DA=sc.nextDouble ();
		System.out.println("Enter HRA% of Employee:");
		HRA=sc.nextDouble ();
		Engineer engg=new Engineer ( salary,DA,HRA);
		engg.display ();
		engg.calacsalary ();
		sc.close ();
		}
}