using System;

public class Program

{

    public static void Main()

    {

        double countSteps = double.Parse(Console.ReadLine());

        double countDansers = double.Parse(Console.ReadLine());

        double countDayToLearn = double.Parse(Console.ReadLine());

        double allProsentig = ((countSteps / countDayToLearn) / countSteps) *100;

        allProsentig = Math.Ceiling(allProsentig);

        double prosentigOnlyDanser = allProsentig / countDansers;

        if (allProsentig < 13)

        {

            Console.WriteLine("Yes, they will succeed in that goal! {0:F2}%.", prosentigOnlyDanser);

        }

        else 

        {

            Console.WriteLine("No, they will not succeed in that goal! Required {0:F2}% steps to be learned per day.", prosentigOnlyDanser);

        }

    }

}