vacation_price = float(input())
puzzles_count = int(input())
doll_count = int(input())
bear_count = int(input())
minion_count = int(input())
truck_count = int(input())


puzzle = 2.6
doll = 3
bear = 4.1
minion = 8.2
truck = 2

total_sum = 0
total_toys = puzzles_count + doll_count + bear_count + minion_count + truck_count

total_sum += puzzle * puzzles_count
total_sum += doll * doll_count
total_sum += bear * bear_count
total_sum += minion * minion_count
total_sum += truck * truck_count

if total_toys >= 50:
    total_sum = 0.75 * total_sum

total_sum -= total_sum * 0.1

if total_sum >= vacation_price:
    print(f"Yes! {total_sum - vacation_price:.2f} lv left.")

else:
    print(f"Not enough money! {vacation_price - total_sum:.2f} lv needed.")