Java Sort.java

import java.util.*;
// Java 15
class Student{
    private int id;
    private String fname;
    private double cgpa;
    public Student(int id, String fname, double cgpa) {
        super();
        this.id = id;
        this.fname = fname;
        this.cgpa = cgpa;
    }
    public int getId() {
        return id;
    }
    public String getFname() {
        return fname;
    }
    public double getCgpa() {
        return cgpa;
    }
}

//Complete the code
public class Solution
{
    public static void main(String[] args){
        Scanner in = new Scanner(System.in);
        int testCases = Integer.parseInt(in.nextLine());
        
        List<Student> studentList = new ArrayList<Student>();
        while(testCases>0){
            int id = in.nextInt();
            String fname = in.next();
            double cgpa = in.nextDouble();
            
            Student st = new Student(id, fname, cgpa);
            studentList.add(st);
            
            testCases--;
        }
            studentList.sort(new Comparator<Student>(){
                @Override
                public int compare(Student s1,Student s2){
                    if(s1.getCgpa()==s2.getCgpa()){
                        return s1.getFname().compareTo(s2.getFname());

                    }else if(s1.getCgpa()<s2.getCgpa()){
                        return 1;
                    }
                    else{
                        return -1;
                        }
                }
            });
          for(Student st: studentList){
            System.out.println(st.getFname());
        }
    }
}
// Keep coding