Untitled

import  java.util.PriorityQueue;
//  * Create the Student and Priorities classes here.
//  */

class Student {
    public int id;
    public String name;
    public double cgpa;

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

    public int getID() {
        return id;
    }

    public String getName() {
        return name;
    }

    public double getCGPA() {
        return cgpa;
    }
}

class Priorities {
    PriorityQueue<Student> queue = new PriorityQueue<>((s1, s2) -> {
        if (s1.getCGPA() > s2.getCGPA())
            return -1;
        else if (s1.getCGPA() < s2.getCGPA())
            return 1;
        else {
            if (s1.getName().equals(s2.getName())) {
                if (s1.getID() < s2.getID())
                    return -1;
                else
                    return 1;
            } else
                return s1.getName().compareTo(s2.getName());
        }
    });

    public List<Student> getStudents(List<String> events) {
        List<Student> list = new ArrayList<>();
        for (String event : events) {
            if (event.startsWith("ENTER")) {
                String[] arr = event.split(" ");
                Student student = new Student(Integer.parseInt(arr[3]), arr[1], Double.parseDouble(arr[2]));
                queue.add(student);
            } else if (event.startsWith("SERVED")) {
                queue.poll();
            }
        }
    
        while (!queue.isEmpty()) {
            list.add(queue.poll());
        }
        return list;
    }
}