rujulCatJava

package temp;

import java.util.*;

public class RujulCAT {

	public static void main(String[] args) {
		Scanner sc = new Scanner(System.in);
		// 3 chefs and 3 waiter
		ArrayList<Chef> chefs = new ArrayList<Chef>();
		ArrayList<Waiter> waiters = new ArrayList<Waiter>();

		System.out.println("Creating chefs:");
		for(int i = 0; i < 3; i++) {
			chefs.add(new Chef());
		}

		System.out.println("Creating waiters:");
		for(int i = 0; i < 3; i++) {
			waiters.add(new Waiter());
		}

		// printing name and salary for chefs
		System.out.println("Chefs:");

		for(Chef c : chefs) {
			System.out.println("\nName: " + c.getName() + "\nSalary: " + c.getSalary());
		}

		// printing name and salary for waiters
		System.out.println("Waiters:");

		for(Waiter w : waiters) {
			System.out.println("\nName: " + w.getName() + "\nSalary: " + w.getSalary());
		}
		sc.close();
	}

}

abstract class Worker{
	private String name;
	private String number;
	protected double salary;
	abstract void computeSalary();

	public void setName(String name) {
		this.name = name;
	}

	public void setNumber(String number) {
		this.number = number;
	}

	public String getName() {
		return name;
	}

	public String getNumber() {
		return number;
	}

	public double getSalary() {
		return salary;
	}

}

class Chef extends Worker{
	private String certificate;
	private double basicPay;
	private double houseRent;
	private double dearness;

	@Override
	void computeSalary() {
		this.houseRent = this.basicPay*0.20;
		this.dearness = this.basicPay*0.28;
		this.salary = this.basicPay + this.houseRent + this.dearness;
	}

	public void setCertificate(String certificate) {
		this.certificate = certificate;
	}

	public void setBasicPay(double basicPay) {
		this.basicPay = basicPay;
	}

	public Chef() {
		Scanner chef_sc = new Scanner(System.in);
		System.out.println("Input Name:");
		setName(chef_sc.nextLine());
		System.out.println("Input mobile number:");
		setNumber(chef_sc.nextLine());
		System.out.println("Input Certificate number:");
		setCertificate(chef_sc.nextLine());
		System.out.println("Input base pay:");
		setBasicPay(chef_sc.nextDouble());
		chef_sc.nextLine();
		computeSalary();
	}
}

class Waiter extends Worker{
	private String id;
	private int numDaysWorked;

	@Override
	void computeSalary() {
		this.salary = 40000 + this.numDaysWorked*200;
	}

	public void setId(String id) {
		this.id = id;
	}

	public void setNumDaysWorked(int numDaysWorked) {
		this.numDaysWorked = numDaysWorked;
	}

	public Waiter() {
		Scanner waiter_sc = new Scanner(System.in);
		System.out.println("Input Name:");
		setName(waiter_sc.nextLine());
		System.out.println("Input mobile number:");
		setNumber(waiter_sc.nextLine());
		System.out.println("Input id:");
		setId(waiter_sc.nextLine());
		System.out.println("Input number of days worked:");
		setNumDaysWorked(waiter_sc.nextInt());
		waiter_sc.nextLine();
		computeSalary();
	}
}