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Write a method that returns the input parameter string, but with the first and last characters swapped. Look at the test data for examples. As a precondition, you may assume that the input parameter string has at least two characters. test2020_10_01_P1SLHL_swapLetters("welcome") → "eelcomw" test2020_10_01_P1SLHL_swapLetters("Xa") → "aX" test2020_10_01_P1SLHL_swapLetters("Fast programming is not always good programming.") → ".ast programming is not always good programmingF" ...Save, Compile, Run (ctrl-enter) |
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Difficulty: 250
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