Thanks for the fun problem!
So compact! I didn't know about arrayfun and cellfun. Very useful functions.
Took a couple of tries, but I got it! :)
Reverse the Words (not letters) of a String
Use of regexp
Add two numbers
Group-wise Euclidean distance
Words Count: A String Array Approach
The Top 5 Primes
Fast 1-D Convolution (same shape)
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