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Solution #4487

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848bd0e
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fernanndodev Aug 16, 2026
5b28844
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fernanndodev Aug 16, 2026
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33 changes: 30 additions & 3 deletions src/herbivoresAndCarnivores.js
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Original file line number Diff line number Diff line change
@@ -1,15 +1,42 @@
'use strict';

class Animal {
// write your code here
static alive = [];

constructor(name, health = 100) {
this.name = name;
this.health = health;
Animal.alive.push(this);
}
}

class Herbivore extends Animal {
// write your code here
constructor(name, health = 100, hidden = false) {
super(name, health);
this.hidden = hidden;
}

hide() {
this.hidden = true;
}
}

class Carnivore extends Animal {
// write your code here
constructor(name, health = 100) {
super(name, health);
}

bite(bicho) {
if (bicho instanceof Herbivore && bicho.hidden === false) {
bicho.health -= 50;

if (bicho.health <= 0) {
const index = Animal.alive.indexOf(bicho);

Animal.alive.splice(index, 1);

@mateacademy-ai-mentor mateacademy-ai-mentor Aug 16, 2026

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Checklist item #1 violation: Use filter instead of indexOf + splice to remove dead animals from the array. Replace the index lookup and splice with Animal.alive = Animal.alive.filter(animal => animal !== bicho) or filter by health condition.

}
}
}
}

module.exports = {
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