var bmi = weight/ (height*height);
if (bmi<18.5) {
console.log('too light');
} else if (bmi<25) {
console.log('good');
} else if (bmi<28) {
console.log('too heavy');
} else if (bmi<32) {
console.log('fat');
} else {
console.log('too fat');
}
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大章鱼
var bmi = weight/ (height*height);
if (bmi<18.5) {
console.log('too light');
} else if (bmi<25) {
console.log('good');
} else if (bmi<28) {
console.log('too heavy');
} else if (bmi<32) {
console.log('fat');
} else {
console.log('too fat');
}