class StudentTest {
    
	public static void main(String[] args) {
	    int[] studentIds = new int[] {1001, 1002, 1003};
		
		Student student1 = new Student(studentIds[0], "joan");
		student1.gender = "male";
		
		Student student2 = new Student(studentIds[1], "raj");
		student2.gender = "male";
		
		Student student3 = new Student(studentIds[2], "anita");
		student3.gender = "female";
		
		System.out.println("Name of student1: " + student1.name);
		System.out.println("Name of student2: " + student2.name);
		System.out.println("Name of student3: " + student3.name);
		
		student1.updateProfile("john");
		System.out.println("Updated name of student1: " + student1.name);
		
		/*
		Student student4 = student1;
		System.out.println("Name of student4: " + student4.name);
		
		student4.updateProfile("mike");
		System.out.println("Name of student1: " + student1.name);
		
		student4 = student2;
		System.out.println("Name of student4: " + student4.name);
		
		student2 = student1;
		System.out.println("Name of student4: " + student4.name);
		System.out.println("Name of student2: " + student2.name);
		
		student4 = new Student("Alex");
		System.out.println("Name of student4: " + student4.name);
		System.out.println("Name of student2: " + student2.name);
		System.out.println("Name of student1: " + student1.name);
		*/
	}
}