price_trip = float(input())
n_puzzels = int(input())
n_dolls = int(input())
n_bears = int(input())
n_minions = int(input())
n_trucks = int(input())
n_toys = n_puzzels + n_dolls + n_bears + n_minions + n_trucks
price_earned = n_puzzels * 2.60 + n_dolls * 3 + n_bears * 4.10 + n_minions * 8.20 + n_trucks * 2

if n_toys >= 50:
    price_earned = price_earned - price_earned * 0.25
price_earned = price_earned - price_earned * 0.10
if price_earned >= price_trip:
    money_left = price_earned - price_trip
    print(f'Yes! {money_left:.2f} lv left.')
else:
    money_needed = price_trip - price_earned
    print(f'Not enough money! {money_needed:.2f} lv needed.')