Exercise 2

public class Student extends Person {
    private int grade;

    public Student(String name, int age, int grade) {
        super(name, age);
        this.grade = grade;
    }

    public int getGrade() {
        return grade;
    }

    public void setGrade(int grade) {
        this.grade = grade;
    }

    @Override
    public void introduce() {
        System.out.println(getName() + ", " + getAge() + " години. Успех: " + grade + ".");
    }

    public static void main(String[] args) {
        Student student = new Student("Петър", 25, 5);
        student.introduce();
    }
}