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Functional-1 > addStar
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Given a list of strings, return a list where each string has "*" added at its end.


addStar(["a", "bb", "ccc"]) → ["a*", "bb*", "ccc*"]
addStar(["hello", "there"]) → ["hello*", "there*"]
addStar(["*"]) → ["**"]

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public List<String> addStar(List<String> strings) { }

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