height = input('height is:')

weight = input('weight is:')

h = float(height)

w = int(weight)

bmi = w/(h**2)

if bmi <= 18.5:

    print('您属于过轻,bmi=%.2f' %bmi)

elif bmi <= 25:

    print('您属于正常,bmi=%.2f' %bmi)

elif bmi <= 28:

    print('您属于过重')

elif bmi <= 32:

    print('您属于肥胖,bmi=%.2f' %bmi)

else:

    print('您属于严重肥胖,bmi=%.2f' %bmi)