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The repeated images might be due to a ranking algorithm that samples random images. Since not all crops are solvable, images where many people achieved a decent score end up ranking higher.

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I think it's a good idea to rank the images. Anyway, I expect repeated cases to be easier for people and skew the results.

Unless, of course, only the first attempts count toward the leaderboard.

By the way, the server is down until Monday, when we'll be able to reach the office.

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