Fork this repository on GitHub

Clone it to your Cloud9 VM:

$ git clone <your repo's address>

Solve clues and save under solutions directory (separate directory for each clue)

Commit your changes:

$ git add . # to stage all your changes
$ git commit -am 'commit message here' # to commit

Push to your repository on GitHub:

$ git push origin master

Open a Pull Request (PR) to the original fork (TpTScriptEd's)

Submit a link to your PR here