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());    //брой стъпки
        int dancers = Integer.parseInt(scanner.nextLine());   //танцьори
        int days = Integer.parseInt(scanner.nextLine());      //дни за учене

        double totalPR = (steps / days) / steps * 100;   //общ процент стъпки на ден
        double stepsPERdancer = Math.ceil((totalPR) / dancers);   //процент стъпки на танцьор

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