J-G, thanks for the problem. Could you add some more information about expected inputs and outputs? An example and some more tests would be helpful too. If your test suite has exactly one test, it's trivial to write a correct answer.
Swap the first and last columns
Reverse Run-Length Encoder
Solving Quadratic Equations (Version 1)
Find the product of a Vector
Convert a substructure reference string into a valid definition structure for subsref and subsasgn
Only once: cleaning up your columns
Create a random logical vector of N elements of which M are true.
Wayfinding 4 - Crossing, level 2
Wayfinding 1 - crossing
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