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.
First N Perfect Squares
Back to basics 10 - Max Float
Back to basics 12 - Input Arguments
Back to basics 14 - Keywords
Try 1.5.4: Celsius to Fahrenheit
7 segment LED display
Back to basics 15 - classes
Back to basics 23 - Triangular matrix
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