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.
Increment a number, given its digits
How long is the longest prime diagonal?
Create incrementing array
Back to basics 2 - Function Path
Back to basics 12 - Input Arguments
Back to basics 22 - Rotate a matrix
Back to basics 4 - Search Path
Back to basics 15 - classes
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