import java.util.Scanner;

public class Tuesday {
    public static void main(String[] args) {

        Scanner scanner = new Scanner(System.in);

        int steps = Integer.parseInt(scanner.nextLine());
        int dancers = Integer.parseInt(scanner.nextLine());
        int days = Integer.parseInt(scanner.nextLine());

        double totalPR = (steps / days) / steps * 100;
        double stepsPERdancer = (totalPR) / dancers;

        if(Math.ceil(stepsPERdancer)<13) {
            System.out.println("Yes,they will succeed in that goal!" + stepsPERdancer + "%.");
        }else{
            System.out.println("No,they will not succeed in that goal! Required"+(13-stepsPERdancer)+"%% steps to be learned per day.");
        }
    }
}