height = float(input('please enter height: '))

weight = float(input('please enter weight: '))

bmi = weight/(height**2)

bmi1 = ('>32,严重肥胖'）

bmi2 = ('28-32,肥胖'）

bmi3 = ('25-28,过重'）

bmi4 = ('18.5-25,正常'）

bmi5 = ('<18.5,过轻'）

if >32:

   print('your are bmi: 'bim1)

elif >=28:

   print('your are bmi: 'bim2)

elif >=25:

   print('your are bmi: 'bim3)

elif >=18.5:

   print('your are bmi: 'bim4)

else:

   print('your are bmi: 'bim5)

   pass