In view of the recent spate of trivial problems with no test suite to speak of, thanks for making the effort of providing a proper test suite and a slightly less trivial problem.
Prime factor digits
Return the first and last characters of a character array
Is this triangle right-angled?
Matlab Basics - Assigning Variables
Matlab Basics II - Log and natural log
Matlab Basics - Create a row vector
Matlab Basics - Convert a row vector to a column vector
Matlab Basics II - Operations and Matrix Dimensions
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