transport price

kilometers = float(input())
part_of_the_day = input()
taxi_start_tax = 0.70
taxi_day_tax = 0.79
taxi_night_tax = 0.90
buss_tax = 0.09         # само за разстояния минимум 20км
train_tax = 0.06        # само за разстояния минимум 100км
        # търсим най-ниската цена на транспорт за посочените км
        # цената форматирана до втори знак
price_for_transport_taxi = 0
price_for_transport_buss = 0
price_for_transport_train = 0

if part_of_the_day == "day":
    price_for_transport_taxi = taxi_start_tax + kilometers * taxi_day_tax
elif part_of_the_day == "night":
    price_for_transport_taxi = taxi_start_tax + kilometers * taxi_night_tax

if part_of_the_day == "day" or part_of_the_day == "night":
    price_for_transport_buss = kilometers * buss_tax
    price_for_transport_train = kilometers * train_tax
if kilometers < 20:
    print(f"{price_for_transport_taxi:.2f}")
if 20 <= kilometers < 100:
    print(f"{price_for_transport_buss:.2f}")
if kilometers >= 100:
    print(f"{price_for_transport_train:.2f}")