Student.java

public class Student {
    private int id;
    private String name;
    private int age;
    private String course;

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

    public int getId() {
        return id;
    }

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

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

    public void setCourse(String course) {
        this.course = course;
    }

    @Override
    public String toString() {
        return String.format("Student [ID=%d, Name=%s, Age=%d, Course=%s]", id, name, age, course);
    }
}