Covering some basic topics I haven't seen elsewhere on Cody.
Return the class of the input variable.
Return the first and last character of a string
Change the sign of even index entries of the reversed vector
02 - Vector Variables 1
Side of an equilateral triangle
multiply by three
Back to basics 18 - justification
Valid Chess Moves
2 b | ~ 2 b
Back to basics 26 - Keywords
Back to basics 2 - Function Path
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