import java.util.*;

public class Main {

  public static void main(String[] args) {
    // input - don't change this code
    Scanner scn = new Scanner(System.in);
    int marks = scn.nextInt();
    if(marks>90)
    {
        System.out.println("excellent");
    }
    else
    if(marks>80 && marks<=90)
    {
        System.out.println("good");
        
    }
    else
    if(marks>70 && marks<=80)
    {
        System.out.println("fair");
        
    }
    else
    if(marks>60 && marks<=70)
    {
        System.out.println("meets expectations");
    }
    else
    if(marks<=60)
    {
        System.out.println("below par");
    }
    // input - don't change this code

    // code here
  }
}