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/
Check if number exists in vector
Generate a vector like 1,2,2,3,3,3,4,4,4,4
Dimensions of a rectangle
Find the 9's Complement
Find a subset that divides the vector into equal halves
Placing Beads Neatly in a Box
Beads on a Necklace (Convex Hulls)
How Many Months Until It's Today Again?
Formatting currency numbers
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