First non-zero element in each column
Cody Matlab Version
Sum the Digits of a Number
Do you like your boss?
Times 3 problem
Wayfinding 1 - crossing
Order of things - 2
Insert certain elements into a vector.
Create a random logical vector of N elements of which M are true.
Bleed non-zeros to the right using REGEXP, and that sort of cheatcodess...
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