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.
Remove all the words that end with "ain"
Implement a ROT13 cipher
Program an exclusive OR operation with logical operators
peta to nano (x-ray)
kmph to mps
Back to basics 11 - Max Integer
Back to basics 20 - singleton dimensions
Back to basics 8 - Matrix Diagonals
Back to basics 23 - Triangular matrix
Number of toolboxes?
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