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.
Make a Palindrome Number
Count up then down
Determine the square root
Back to basics 11 - Max Integer
Back to basics 20 - singleton dimensions
Back to basics 14 - Keywords
Bottles of beer
Back to basics 13 - Input variables
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