public class Employee {

    // Private fields

    private int id;

    private String firstName;

    private String lastName;

    private int salary;

    // Constructor

    public Employee(int id, String firstName, String lastName, int salary) {

        this.id = id;

        this.firstName = firstName;

        this.lastName = lastName;

        this.salary = salary;

    }

    // Getters

    public int getId() {

        return id;

    }

    public String getFirstName() {

        return firstName;

    }

    public String getLastName() {

        return lastName;

    }

    public String getName() {

        return firstName + " " + lastName;

    }

    public int getSalary() {

        return salary;

    }

    // Setter for salary

    public void setSalary(int salary) {

        this.salary = salary;

    }

    // Method to get annual salary

    public int getAnnualSalary() {

        return salary * 12;

    }

    // Method to raise salary by a percentage

    public int raiseSalary(int percent) {

        salary += salary * percent / 100;

        return salary;

    }

    // toString method

    @Override

    public String toString() {

        return "Employee[id=" + id + ", name=" + getName() + ", salary=" + salary + "]";

    }

    // Main method for testing

    public static void main(String[] args) {

        Employee emp = new Employee(1, "John", "Doe", 5000);

        System.out.println(emp); // Employee[id=1, name=John Doe, salary=5000]

        System.out.println("Annual Salary: " + emp.getAnnualSalary()); // 60000

        emp.raiseSalary(10);

        System.out.println("After 10% raise: " + emp.getSalary()); // 5500

        emp.setSalary(6000);

        System.out.println("Updated Salary: " + emp.getSalary()); // 6000

    }

}