Convert a numerical matrix into a cell array of strings
Sort numbers by outside digits
Set some matrix elements to zero
Beginner's Problem - Squaring
Numbered lottery balls into cells
High Precision Square Root (Inspired by Project Euler 80)
Don't be mean. Be nice!
Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Hackathon - String version
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