班级排名

import java.util.Arrays;
import java.util.LinkedList;
import java.util.List;
import java.util.Scanner;

public class Main {
   public static void main(String[] args) {
       Scanner cin = new Scanner(System.in);
       List<String> list=new LinkedList();
       int n=cin.nextInt();
       Student[] s=new Student[n];
       for(int i=0;i<n;i++)
       {
    	   s[i]=new Student(cin.nextInt(),cin.nextInt());
       }
       Arrays.sort(s,(s1,s2)->s2.grade-s1.grade);
       for(Student student:s)
       {
    	   System.out.println(student.sno);
       }
   }
}
class Student
{
	int sno;
	int grade;
	public Student(int sno, int grade) {
		super();
		this.sno = sno;
		this.grade = grade;
	}
}