Covering some basic topics I haven't seen elsewhere on Cody.
Return a string that is the path to the system's current temp directory
The assert is wrong. Dirs should not be tested as equal strings - slash can be omitted.
Back to basics 16 - byte order
Is it an Armstrong number?
07 - Common functions and indexing 4
Swap two numbers
Back to basics 17 - white space
Back to basics 18 - justification
Back to basics 21 - Matrix replicating
Bottles of beer
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