'use strict';
var height = parseFloat(prompt('请输入身高(m):')); var weight = parseFloat(prompt('请输入体重(kg):'));
var BMI = weight / height * height; if (BMI >= 28){ if (BMI > 32) alert('严重肥胖'); else 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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惊鸿一瞥春不回
'use strict';
var height = parseFloat(prompt('请输入身高(m):')); var weight = parseFloat(prompt('请输入体重(kg):'));
var BMI = weight / height * height; if (BMI >= 28){ if (BMI > 32) alert('严重肥胖'); else alert('肥胖'); }else if (BMI >= 25) alert('过重'); else { if (BMI >= 18.5) alert('正常'); else alert('过轻');
}