Comparator<Student> score = new Comparator<Student>() {
            public int compare(Student a, Student b){
                if(a.getCgpa() < b.getCgpa())
                return 1;
                else if(a.getCgpa() > b.getCgpa())
                return -1;
                else if(a.getFname().compareTo(b.getFname()) > 0)
                return 1;
                else if(a.getFname().compareTo(b.getFname()) == 0 && a.getId()<b.getCgpa())
                return 1;                
                else
                return -1;
            } 
        };
        Collections.sort(studentList, score);
      	for(Student st: studentList){
			System.out.println(st.getFname());
		}    

import java.io.*;
import java.util.*;

public class Solution {

    public static void main(String[] args) {
        /* Enter your code here. Read input from STDIN. Print output to STDOUT. Your class should be named Solution. */
        Scanner sc = new Scanner(System.in);
        int totalnumberOfStudents = sc.nextInt();
        List<HashMap <String,String> > listOfMap = new  ArrayList<>();
        sc.nextLine();
        for(int i = 1; i <= totalnumberOfStudents; i++){
            HashMap<String,String> map = new HashMap<>();
            String studentDetails = sc.nextLine();
            String [] studentDetailsArr = studentDetails.split(" ");
            map.put("id", studentDetailsArr[0]);
            map.put("Name", studentDetailsArr[1]);
            map.put("cgpa", studentDetailsArr[2]);
            listOfMap.add(map);
        }
listOfMap.sort(Comparator
    .comparingDouble((Map<String, String> item) -> Double.parseDouble(item.get("cgpa")))
    .reversed()
    .thenComparing((Map<String, String> item) -> item.get("Name"))
    .thenComparing((Map<String, String> item) -> Integer.parseInt(item.get("id"))));

for(Map<String,String> names : listOfMap){
    System.out.println(names.get("Name"));
}

    }
}

import java.util.*;
import java.util.stream.Collectors;
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.stream().sorted(Comparator.comparing(Student::getCgpa).
                reversed().thenComparing(Student::getFname).
                thenComparing(Student::getId)).forEach(student -> {
                    System.out.println(student.getFname());
        });
    }
}