Covering some basic topics I haven't seen elsewhere on Cody.
Return the number of punctuation characters in the input variable.
Trouble in the test suite :)
I think the problem is with Cody itself today. It's doing weird things. If you submit this solution again it fails.
Find common elements in matrix rows
"Low : High - Low : High - Turn around " -- Create a subindices vector
Find Index of maximum Value and maximum Value of a vector
03 - Matrix Variables 5
2 b | ~ 2 b
Back to basics 26 - Keywords
Back to basics 24 - Symbolic variables
Back to basics 18 - justification
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