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lynchmark.com/tests/2_convex_hull/outputs_gemini/gemini-3-pro-preview TEMP_1.js
T

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JavaScript

const findConvexHull = async (points) => {
const { default: _ } = await import('https://esm.sh/lodash');
const P = _.sortBy(_.uniqWith(points, _.isEqual), ['x', 'y']);
if (P.length < 3) return P;
const cross = (o, a, b) => (a.x - o.x) * (b.y - o.y) - (a.y - o.y) * (b.x - o.x);
const h = [];
for (const p of P) {
while (h.length >= 2 && cross(h[h.length - 2], h[h.length - 1], p) <= 0) h.pop();
h.push(p);
}
const t = h.length + 1;
for (let i = P.length - 2; i >= 0; i--) {
while (h.length >= t && cross(h[h.length - 2], h[h.length - 1], P[i]) <= 0) h.pop();
h.push(P[i]);
}
h.pop();
return h;
};
export default findConvexHull;