import java.util.Scanner;

public class FishingBoat {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        int budget = Integer.parseInt(scanner.nextLine());
        String season = scanner.nextLine();
        int persons = Integer.parseInt(scanner.nextLine());
        double price = 0;

        switch (season){
            case "Spring":
                if(persons <= 6){
                    price = 3000 * 0.9;
                } else if (persons >= 12){
                    price = 3000 * 0.75;
                } else {
                    price = 3000 * 0.85;
                }
                break;
            case "Summer" :
            case "Autumn" :
                if(persons <= 6){
                    price = 4200 * 0.9;
                } else if (persons >= 12){
                    price = 4200 * 0.75;
                } else {
                    price = 4200 * 0.85;
                }
                break;
            case "Winter":
                if(persons <= 6){
                    price = 2600 * 0.9;
                } else if (persons >= 12){
                    price = 2600 * 0.75;
                } else {
                    price = 2600 * 0.85;
                }
                break;
        }  if((!season.equals("Autumn")) && (persons % 2 ==0)){
            price = price * 0.95;
        }
        double deff = Math.abs(budget - price);
        if (budget >= price) {
            System.out.printf("Yes! You have %.2f leva left.",deff);
        } else {
            System.out.printf("Not enough money! You need %.2f leva.",deff);
        }
    }
}