fishing boat

budget = int(input())
season = input()
amount_of_fishermen = int(input())
rent_price = 0

if season == 'Spring':
    rent_price = 3000

elif season == 'Summer' or season == 'Autumn':
    rent_price = 4200

elif season == 'Winter':
    rent_price = 2600

if amount_of_fishermen <= 6:
    rent_price -= rent_price * 0.1
elif 7 <= amount_of_fishermen <= 11:
    rent_price -= rent_price * 0.15
elif 12 <= amount_of_fishermen:
    rent_price -= rent_price * 0.25

if amount_of_fishermen % 2 == 0 and season != 'Autumn':
    rent_price *= 0.95

leftover_money = rent_price - budget

if budget < rent_price:
    print(f'Not enough money! You need {abs(leftover_money):.2f} leva.')

else:
    print(f'Yes! You have {abs(leftover_money):.2f} leva left.')