3public class Student {
    private static int count = 0;
    private final String firstName;
    private final String lastName;
    private final String STDID;

    public Student(String firstName, String lastName, String STDID) {
        this.firstName = firstName;
        this.lastName = lastName;
        this.STDID = STDID;
    }

    public String getFirstName() {
        return firstName;
    }

    public String getLastName() {
        return lastName;
    }

    public String getSTDid() {
        return STDID;
    }

}









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

        Student s1 = new Student("Arsalan", "Akbar", "220218366");
        Student s2 = new Student("Abdul", "Bari", "22021855");
        Student s3 = new Student("Diddy", "Brown", "23021576");

        System.out.printf("%nStudent 1: %s %s, ID: %s%n", 
            s1.getFirstName(), s1.getLastName(), s1.getSTDid());
        System.out.printf("Student 2: %s %s, ID: %s%n", 
            s2.getFirstName(), s2.getLastName(), s2.getSTDid());
        System.out.printf("Student 3: %s %s, ID: %s%n", 
            s3.getFirstName(), s3.getLastName(), s3.getSTDid());
    }
}