{
  "title": "Factorial Calculator",
  "origin_url": "https://web.stanford.edu/class/archive/cs/cs143/cs143.1128/",
  "license_guess": null,
  "code_sha256": "9a7f36257c29e507f617d377b39350ed5fba5f3b37c263fc09f0c2976bebc5c5",
  "added_at": "2026-02-13T15:54:05Z"
}