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How to Use a Hashmap to Detect Duplicates and Count Them in a List
Explore how to utilize a `Hashmap` in Java for effectively detecting duplicates in a list and counting their occurrences. Simple step-by-step solution provided! --- This video is based on the question https://stackoverflow.com/q/69055472/ asked by the user 'sara' ( https://stackoverflow.com/u/14500002/ ) and on the answer https://stackoverflow ...
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