# your code goes here
# 定义身高变量
height=1.75
# 定义体重变量
weight=75
# 定义用户名变量
username='小明'
# 求体质指数
bmi=weight/height**2
# 打印体质指数
print(f'{username} 您好,您的体质指数为{round(bmi,1)}')
# 验证
if bmi <=18.5 :
print(f'{username} 您好,您的体质偏瘦 ')
elif bmi <=24.9 :
print(f'{username} 您好,您的体质正常 ')
elif bmi <=29.9 :
print(f'{username} 您好,您的体质超重 ')
else:
print(f'{username} 您好,您的体质肥胖 ')
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