import javax.swing.*;
import java.util.InvalidPropertiesFormatException;
import java.util.Scanner;
import java.util.function.DoublePredicate;

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 fishMen = Integer.parseInt(scanner.nextLine());
        double Spring = 3000;
        double Summer = 4200;
        double Autumn = 4200;
        double Winter = 2600;
        double price = 0;
        double priceTotal = 0;

        switch (season) {
            case "Spring":
                price = 3000;
                break;
            case "Summer":
                price = 4200;
                break;
            case "Autumn":
                price = 4200;
                break;
            case "Winter":
                price = 2600;
                break;
        } if (fishMen % 2 == 0 && season == "Spring" + "Summer" + "Winer" ){
                price = price * 0.95;
        } if (fishMen > 0 && fishMen <= 6) {
            priceTotal = price * 0.90;
        } else if (fishMen >= 7 && fishMen <= 11 ) {
            priceTotal = price *0.85;
        }else if (fishMen >= 12){
            priceTotal = price * 0.75;
        }if (budget >= priceTotal) {
            double leftMoney = budget - priceTotal;
            System.out.printf("Yes! You have %.2f leva left.", Math.abs(leftMoney));
            //"Yes! You have {останалите пари} leva left."
        }else{
            double needMoney = priceTotal - budget;
            System.out.printf("Not enough money! You need %.2f leva.", Math.abs(needMoney));
            //"Not enough money! You need {сумата, която не достига} leva."
        }
    }
}