Untitled

class People {
    private int age;

    public int getAge() {
        return age;
    }

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


    @Override
    public String toString() {
        return "People{" +
                "age=" + age +
                '}';
    }
}


class Student extends People {
    private String name;
    private int id;

    public Student(String name, int id) {
        this.name = name;
        this.id = id;
    }

    public String getName() {
        return name;
    }

    public int getId() {
        return id;
    }

    @Override
    public String toString() {
        return "Student{" +
                "name='" + name + '\'' +
                ", id=" + id +
                '}';
    }
}

public class Solution {
   public static void main(String[] args) {
       Student s1 = new Student("John", 123);
       Student s2 = new Student("Jane", 124);

       s1.setAge(45);
       s2.setAge(35);
       System.out.println(s1.getAge());  // 45
       System.out.println(s2.getAge()); // 35
   }
}