Publish and unpublish the code challenges (LeetLabs).

To publish the code, go to Products > Code and select the code you wish to publish.
Now, click the Settings Button.
Now click the Publish code option, then the Published option, and finally the Save button.
Similarly, unpublish the code by clicking the Unpublished option and then the Save button.
After unpublishing the code, the coding challenge will no longer be visible to your learners in their courses..
By following these steps, you can easily publish and unpublish the coding test.

After you've created code, you can add it to the courses by publishing it.