calculations in ordering pizza
rint("Oder your pizza")
pizza_size = input("Which size you want \nLarge \nMidimum \nSmall\ pizza:- ").lower()
veg_or_non_veg = input("How hould your pizza be veg or non veg:- ").lower()
bill = 0
if pizza_size == "small":
bill += 100
elif pizza_size == "midimum":
bill += 150
elif pizza_size == "large":
bill += 200
else:
print("Your input is not correct")
if veg_or_non_veg == "non veg":
bill += 90
elif veg_or_non_veg == "veg":
bill += 9
else:
print("invald input")
print("your final bill is",bill)