Not really my solution... just a slightly cheating version of @bmtran's.
Determine if input is odd
Extract leading non-zero digit
Convert String to Morse Code
Pi Estimate 1
Find out missing number from a vector of 9 elements
Back to basics 22 - Rotate a matrix
Back to basics 6 - Column Vector
Back to basics 14 - Keywords
Back to basics 15 - Benchmark
Back to basics 4 - Search Path
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