>>> from parkings import Parking
>>> from datetime import datetime
>>> from cobrament import preu
>>> p = Parking(5)
>>> p.aparca(2, '9876-MKF', datetime(2025, 5, 11, hour=10, minute=0))
>>> p.aparca(0, '1234-ABC', datetime(2025, 5, 11, hour=10, minute=20))

>>> preu(p, '9876-MKF', datetime(2025, 5, 11, hour=11, minute=21))  # temps estada:1h21'
11.0
>>> preu(p, '1234-ABC', datetime(2025, 5, 11, hour=11, minute=20))  # temps estada: 1h
10.5
>>> preu(p, '9876-MKF', datetime(2025, 5, 12, hour=17, minute=30))  # temps estada: 31h30'
26.0
>>> preu(p, '1234-ABC', datetime(2025, 6, 4, hour=9, minute=0))  # temps estada: 23 dies, 22h 40min".
297.5

--fi-enunciat

>>> preu(p, '9876-MKF', datetime(2025, 5, 12, hour=18))
26.0
>>> preu(p, '9876-MKF', datetime(2025, 7, 7, hour=11))
694.5
>>> preu(p, '9876-MKF', datetime(2025, 5, 15))
53.0