Write a function to provide a yes or no answer to the input string. However, it must plead the 5th amendment (return an empty string) if the number five or any variation thereof (e.g., fifth, fifty, fifteen, 5) is within the input string.
Extract leading non-zero digit
Return a list sorted by number of consecutive occurrences
5 Prime Numbers
Divisible by 14
Large Sum (inspired by Project Euler 13)
Lights Out 30 - 3x4x5, x moves
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