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作业

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#1 Created at ... [Delete] [Delete and Lock User]
var bmi = weight / (height * height);
if (bmi > 32){
    alert('严重肥胖');
}else if (bmi >= 28){
    alert('肥胖');
}else if (bmi >= 25){
    alert('过重');
}else if (bmi >= 18.5){
    alert('正常');
}else{
    alert('过轻');
}

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