# 身体质量指数BMI
height,weight =eval(input("请输入身高(米),和体重(公斤)[注意逗号隔开]："))
bmi = weight/pow(height, 2)
print("BMI值为：{:.2f}".format(bmi))
who,nat="",""
if bmi <18.5:
who,nat ="偏瘦","偏瘦"
elif 18.5 <= bmi <24:
who, nat ="正常","正常"
elif 24 <= bmi <25:
who,nat ="正常","偏胖"
elif 25 <= bmi <28:
who,nat ="偏胖","偏胖"
elif 28 <= bmi <30:
who,nat ="偏胖","肥胖"
else:
who,nat="肥胖","肥胖"
print("BMI指标为：国际{0},国内{1}".format(who,nat))
输出结果：
