- [ ] I have read [freeCodeCamp's contribution guidelines](https://github.com/freeCodeCamp/freeCodeCamp/blob/master/CONTRIBUTING.md). - [ ] My pull request has a descriptive title (not a vague title like `Update index.md`) - [ ] My pull request targets the `master` branch of freeCodeCamp. - [ ] None of my changes are plagiarized from another source without proper attribution. - [ ] All the files I changed are in the same world language (for example: only English changes, or only Chinese changes, etc.) - [ ] My changes do not use shortened URLs or affiliate links. Closes #XXXXX