nicely done!first one use ndgrid finish the orginal expansion in this one.
I think it's the first time I see this function in Cody.
Remove any row in which a NaN appears
Distance walked 2D
Rotate a Matrix
MATCH THE STRINGS (2 CHAR) very easy
It's Happy! It's Fun! It's Happy Fun Hyperball!
Exponents in Factorials
Rewrite setdiff to account for non-unique values
Rolling maximums above a threshold
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