01.match_tickets

budget = float(input())
category = input().lower()
fans = int(input())

transport = 0
tickets_budget = 0
tickets_price = 0

if category == 'vip':
    tickets_price = 499.99
elif category == 'normal':
    tickets_price = 249.99
else:
    print('error')

if 1 <= fans <= 4:
    transport = budget * 0.75
    tickets_price *= fans
elif 5 <= fans <= 9:
    transport = budget * 0.60
    tickets_price *= fans
elif 10 <= fans <= 24:
    transport = budget * 0.50
    tickets_price *= fans
elif 25 <= fans <= 49:
    transport = budget * 0.40
    tickets_price *= fans
else:
    transport = budget * 0.25
    tickets_price *= fans

tickets_budget = budget - transport

if tickets_budget >= tickets_price:
    left = tickets_budget - tickets_price
    print(f'Yes! You have {left:.2f} leva left.')
else:
    need = tickets_price - tickets_budget
    print(f'Not enough money! You need {need:.2f} leva.')