using System;

public class Program

{

    public static void Main()

    {

    int x;

    x = int.Parse(Console.ReadLine());

    if (x<=50)

        Console.WriteLine("SLOW AS TURTLE");

    if (x>=100)

        Console.WriteLine("FAST AS RABBIT");

    if(x>50 && x<100)

        Console.WriteLine("PERFECT SPEED");

    }

}