The problem description is broken(?) and you have mentioned the code in the test suite (you might want to remove that)
The test suite has had the "solution" code removed. The description was also cleaned up. (If it's not loading, simply reload the page.) I'm not sure how much these fixes help, though...
Find the numeric mean of the prime numbers in a matrix.
Rotate a Matrix
Getting the absolute index from a matrix
Do Fast Fourier Transformation
Flip the vector from right to left
Convert a Cell Array into an Array
Strange Number Algorithms
Create numeric palindromes and their square roots
Magic Concentric Circles
is the number happy?
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