# -*-coding: utf-8 -*-
height = 1.75
weight = 80.5
bmi = weight / (height * height)
if bmi >= 32:
    print('严重肥胖')
elif bmi >= 28:
    print('肥胖')
elif bmi >= 25:
    print('过重')
elif bmi >= 18.5:
    print('正常')
else:
    print('过轻')