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konstans@stuy.edu set1 > listBackwardChars
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Given a string, return an array list that contains each character of the string in backwards order.


listBackwardChars("Career Center") → ["r", "e", "t", "n", "e", "C", " ", "r", "e", "e", "r", "a", "C"]
listBackwardChars("football") → ["l", "l", "a", "b", "t", "o", "o", "f"]
listBackwardChars("?") → ["?"]

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public List<String> listBackwardChars(String str) { }

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