Why my code is false???

Question

weight=float(input())
height=float(input())
x=weight/(height * height)
if x < 18.5 :
print ("underweight")
else :
if x<25 :
print ("normal")
else :
if x < 30 :
print ("overweight")
else :
print ("obesity")

Answer 1

According to task : All output word starts with capital letter so so change first letter to it's capital letter..
Underweight
Normal
Overweight
Obesity

Answer 2

Thank you very much.. I'm grateful to you