#Give user options when ordering a pizza and print their final bill based on inputs
print('Welcolme to Python\'s Pizza!')
size=input('What size pizza do you want? S, M, or L ' )
add_pepperoni=input('Do you want pepperoni? Y or N ' )
extra_cheese=input('Do you want extra cheese? Y or N ')

if size=='S':
    bill=15
    if add_pepperoni=='Y':
        bill+=2
    if extra_cheese=='Y':
        bill+=1
elif size=='M':
    bill=20
    if add_pepperoni=='Y':
        bill+=3
    if extra_cheese=='Y':
        bill+=1
else:
    bill=25
    if add_pepperoni=='Y':
        bill+=3
    if extra_cheese=='Y':
        bill+=1
print(f'Your bill is ${bill}.')
