Participating in the Challenge Cup is not plagiarism, and the following conditions need to be met:

1. It must be conducted under the supervision of the organizer of the Challenge Cup, and it is not allowed to search for information without permission.

You can quote other people's opinions, but you must indicate the source.

In a word, when you take part in the Challenge Cup, you need to abide by the principle of academic integrity and not copy other people's works.