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Module 1 Β· π΅οΈ Code Detective (15)
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π€ Spot Claude's mistake: dedup lost the order
fix
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Task
Rewrite `dedup` so duplicates are removed BUT first-seen order is preserved. Expected for `['b', 'a', 'b', 'c', 'a']` is `['b', 'a', 'c']`.
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