Salary Increase

public class Main {
    public static void main(String[] args) throws IOException {
        BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));

        List<Person> people = new ArrayList<>();

        int inputsAmount = Integer.parseInt(reader.readLine());
        for (int i = 0; i < inputsAmount; i++) {
            String[] personData = reader.readLine().split("\\s+");
            String firstName = personData[0];
            String lastName = personData[1];
            int age = Integer.parseInt(personData[2]);
            double salary = Double.parseDouble(personData[3]);

            people.add(new Person(firstName, lastName, age, salary));
        }

        double bonus = Double.parseDouble(reader.readLine());
        for (Person person : people) {
            person.increaseSalary(bonus);
            System.out.println(person.toString());
        }
    }
}

public class Person {

    private String firstName;
    private String lastName;
    private int age;
    private double salary;

    public Person(String firstName, String lastName, int age, double salary) {
        this.firstName = firstName;
        this.lastName = lastName;
        this.age = age;
        this.salary = salary;
    }

    public String getFirstName() {
        return firstName;
    }

    public void setFirstName(String firstName) {
        this.firstName = firstName;
    }

    public String getLastName() {
        return lastName;
    }

    public void setLastName(String lastName) {
        this.lastName = lastName;
    }

    public int getAge() {
        return age;
    }

    public void setAge(int age) {
        this.age = age;
    }

    public double getSalary() {
        return salary;
    }

    public void setSalary(double salary) {
        this.salary = salary;
    }

    public void increaseSalary(double bonus) {
        double personalBonus = this.age >= 30 ? bonus : bonus / 2;
        this.salary += this.salary * personalBonus / 100;
    }

    @Override
    public String toString() {
        DecimalFormat df = new DecimalFormat("0.0#################");
        return String.format("%s %s gets %s leva",
                this.getFirstName(),
                this.getLastName(),
                df.format(this.getSalary()));
    }
}