from datetime import datetime

print('1.Truck/Bus\n2.Car\n3.Cycle/Motor cycle/Scooter')
vtype = int(input('Enter vehicle type : '))
t1 = datetime.strptime(input('Enter entry time : '), "%H:%M")
t2 = datetime.strptime(input('Enter exit time : '), "%H:%M")
t0 = (t2 - t1).total_seconds()
amt = None
if vtype == 1:
    amt = 20 if t0 < 10800 else 30
elif vtype == 2:
    amt = 10 if t0 < 10800 else 20
else:
    amt = 5 if t0 < 10800 else 10
print('Amount :', amt)