class Feb4 {
	public static void main(String[] args) {

		Student student1 = new Student(123, "Joe", "Black");
		Student student2 = new Student(567, "Moe", "Wack");

		System.out.printf("id: %d\n", student1.getStudentId());	
		System.out.printf("id: %d\n", student2.getStudentId());	

		student1.setFirstName("Flo");		
		System.out.printf("first name: %s\n", student1.getFirstName());

		System.out.println(student1);
	}
}