test cases imply that the question title should be "spot the square"
I added a rectangular (non-square) test case. Thanks for the note.
This is a good answer. I changed the test suite so that you wouldn't have to deal with logical input matrices. Sorry about that!
This code is referenced in the following blog post: http://blogs.mathworks.com/community/2015/01/19/robot-game-playing-in-matlab-part-2/
Find all elements less than 0 or greater than 10 and replace them with NaN
Longest Divisor Run
Project Euler: Problem 1, Multiples of 3 and 5
Add more zeros
Insert zeros into vector
Twins in a Window
Put two time series onto the same time basis
Remove the air bubbles
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