# 输入身高，体重height = input('请输入您的身高(m)：\n')weight = input('请输入您的体重(kg)：\n')# 转化为浮点数h = float(height)w = float(weight)# 计算出bmi系数，并保留3位小数bmi = w / (h ** 2)bmi = float('%0.3f' % bmi)# 判断replace = '您的身体质量指数(BMI)为:' + str(bmi) + '\n评定结果为'if bmi >= 32:    print(replace + '严重肥胖')elif bmi >= 28:    print(replace + '肥胖')elif bmi >= 25:    print(replace + '过重')elif bmi >= 18.5:    print(replace + '正常')else:    print(replace + '过轻')