Fishing Boat

budget_vac = int(input())
season = input()
N_fisherman = int(input())
boat_price = 0
# 2. Check season data and define boat price
if season == "Spring":
    boat_price = 3000
elif season == "Summer" or season == "Autumn":
    boat_price = 4200
# elif season in ['Summer', 'Autumn']
elif season =="Winter":
    boat_price = 2600
discount = 0
if N_fisherman<=6:
    discount=0.1
elif 7<= N_fisherman<=11:
    discount = 0.15
else:
    discount =0.25
discount_value = boat_price*discount
expenses = boat_price - discount_value
if N_fisherman % 2 == 0 and season != "Autumn":
    expenses = expenses- expenses*0.05
if budget_vac>=expenses:
    print(f"Yes! You have {(budget_vac-expenses):.2f} leva left.")
else:
    print(f"Not enough money! You need {(expenses-budget_vac):.2f} leva.")