fishing boat

budget = int(input())
season = input()
number_of_fishers = int(input())
rent = 0

if season == 'Spring':
    rent = 3000
elif season == 'Summer' or season == "Autumn":
    rent = 4200
elif season == "Winter":
    rent = 2600

if number_of_fishers <= 6:
    rent -= 0.1 * rent
elif number_of_fishers <= 11:
    rent -= 0.15 * rent
elif number_of_fishers >= 12:
    rent -= 0.25 * rent

if number_of_fishers % 2 == 0 and season != "Autumn":
    rent -= 0.05 * rent

if budget >= rent:
    print(f"Yes! You have {abs(budget - rent):.2f} leva left.")
else:
    print(f"Not enough money! You need {abs(rent - budget):.2f} leva.")