If a team advances to the next level, they can use the same solution or an entirely new solution. Keeping in mind that, at the next level, the team will be competing with teams that placed at their tournaments, they are encouraged to review their scores and decide if there are any elements that they might adjust to present the most effective solution.
Posted in: FAQs for Long-Term Problems, FAQs for Odyssey Judges, FAQs for Odyssey Team Members, FAQs for Tournaments