package codeup100;

import java.util.Scanner;

public class c1069 {

public static void main(String[] args) {

Scanner sc = new Scanner(System.in);

String a = sc.nextLine();

sc.close();

switch (a) {

case "A":

System.out.println("best!!!");

break;

case "B":

System.out.println("good!!");

break;

case "C":

System.out.println("run!");

break;

case "D":

System.out.println("slowly~");

break;

default:

System.out.println("what?");

}

}

}