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jebbert@volusia.k12.fl.us > jan8_2016_APSLHLstrSwapPairs
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Write a method that returns a string with each pair of characters swapped. Look at the test data for examples.


jan8_2016_APSLHLstrSwapPairs("This is a string") → "hTsii s atsirgn"
jan8_2016_APSLHLstrSwapPairs("abcdefghijklmnopqrs") → "badcfehgjilknmporqs"
jan8_2016_APSLHLstrSwapPairs("cold") → "ocdl"

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

public String jan8_2016_APSLHLstrSwapPairs(String str) { }

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