Excursion = float(input())
puzel = float(input())
doll = float(input())
bear = float(input())
minon = float(input())
truck = float(input())


puzel_p = 2.6
doll_p = 3
bear_p = 4.1
minon_p = 8.2
truck_p = 2

discount = 25
sum5 = (puzel + doll + bear + minon + truck)
total1 = ((puzel*puzel_p) + (doll*doll_p) + (bear_p * bear) + (minon*minon_p) + (truck*truck_p))

if sum5 >= 50:
    total1 = total1-((discount/100)*total1)
    pecalba = total1 - ((10 / 100) * total1)
    ex1 = pecalba - Excursion
    if ex1 >= 0:
        print(f'Yes! {ex1:.2f} lv left.')
    else:
        ex2 = Excursion - pecalba
        print(f'Not enough money! {ex2:.2f} lv needed.')
if sum5 < 50:
    pechalba2 = total1 - ((10 / 100) * total1)
    ex = pechalba2 - Excursion
    if ex >= 0:
        print(f'Yes! {ex:.2f} lv left.')
    else:
        ex3 = Excursion - pechalba2
        print(f'Not enough money! {ex3:.2f} lv needed.')