How to add a challenge to the competition?

Here are the steps to add a challenge to a competition:

  1. Once you get to the 4th step of creating competition, select Challenge in the "Select Task".
  2. Give a name to the task 
  3. Select the challenge from the list of challenges created.

Below is a screenshot of adding a challenge to a competition:

Then, click on the "Create" button.  The challenge will be added to the competition successfully.  
Once the challenge is created, you can see the challenge score on the leaderboard as well.

The score can be viewed for the individual users and also for the team as well.