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CodingBat code practice


Map-1 > mapAB3
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Modify and return the given map as follows: if exactly one of the keys "a" or "b" has a value in the map (but not both), set the other to have that same value in the map.

mapAB3({"a": "aaa", "c": "cake"}) → {"a": "aaa", "b": "aaa", "c": "cake"}
mapAB3({"b": "bbb", "c": "cake"}) → {"a": "bbb", "b": "bbb", "c": "cake"}
mapAB3({"a": "aaa", "b": "bbb", "c": "cake"}) → {"a": "aaa", "b": "bbb", "c": "cake"}

...Save, Compile, Run (ctrl-enter)

public Map<String, String> mapAB3(Map<String, String> map) { }

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