Learn how to create a fork request ,modify the file extension and pull request.
- Create a Fork request(It's really easy, just press the fork buttom on the top of the main repository page).
- Goto a folder, select a file and rename it from .java to .cpp, click on Commit Changes it with changes mentioned in the boxes above it.
- Goto Pull Request page.
- Click on New Pull Request and again click on Create pull request. DONE!!