ss

budget = int(input())
season = input()
group = int(input())
boat = 0
bonus_discount = 0
if season == "Spring":
    boat = 3000
    if group <= 6:
        boat *= 0.9
    elif 6 < group <= 11:
        boat *= 0.85
    else:
        boat *= 0.75
elif season in ("Summer", "Autumn"):
    boat = 4200
    if group <= 6:
        boat *= 0.9
    elif 6 < group <= 11:
        boat *= 0.85
    else:
        boat *= 0.75
elif season == "Winter":
    boat = 2600
    if group <= 6:
        boat *= 0.9
    elif 6 < group <= 11:
        boat *= 0.85
    else:
        boat *= 0.75
if group % 2 == 0 and not season == "Autumn":
    boat *= 0.95

difference = abs(budget - boat)
if budget >= boat:
    print(f"Yes! You have {difference:.2f} leva left.")
else:
    print(f"Not enough money! You need {difference:.2f} leva.")