Speed Info

import java.util.Scanner;

public class SpeedInfo {
    public static void main(String[] args) {
    Scanner scanner = new Scanner (System.in);
    double speed = Double.parseDouble(scanner.nextLine());
    if(speed <= 10){
        System.out.println("slow");
    }else if(speed <= 50){
        System.out.println("average");
    }else if(speed <= 150){
        System.out.println("fast");
    }else if(speed <= 1000){
        System.out.println("ultra fast");
    }else
        System.out.println("extremely fast");
    }
}