using System;

namespace Choreography
{
	class Program
	{
        static void Main(string[] args)
        {
            double steps = double.Parse(Console.ReadLine());
            int dancers = int.Parse(Console.ReadLine());
            int daysStudy = int.Parse(Console.ReadLine());

            double totalPerc = Math.Ceiling(steps / daysStudy / steps * 100);
            double stepsEveryDancer = totalPerc / dancers;
            if (totalPerc <= 13)
            {
                Console.WriteLine($"Yes, they will succeed in that goal! {stepsEveryDancer:f2}%.");
            }
            else if (totalPerc > 13)
            {
                Console.WriteLine($"No, they will not succeed in that goal! Required {stepsEveryDancer:f2}% steps to be learned per day.");
            }
        }
	}
}