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  1. How to determine if a word contains more than one instance of any character?

    Programming
    I have a few words in a Perl array. The words will all be the same length. This example uses 3-letter words: TIP, TOP, TAT, TAP, TEE, TTY Words are pulled from the array one at a time and “processed” by Perl. Words containing more than one instance of any character need special handling (TAT...
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