Program #2 Write a program called Swap.java, including at least 3 following methods: Main() swapDigitPairs (parameter) swapLetterPairs (parameter) In the main method, Use your Panther Number as the input argument, call swap DigitPairs ( parameter) Ask user to input a number and call a method swapDigitPairs to swap the number as shown in the following figure. Ask the user to input a string of letters/numbers and call a method swapLetterPairs to swap the letters as in the following figure.

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