Very creative usage of blkdiag in collaboration with conv2. I prefer nnz over "any" for speed and compactness.
Sums with Excluded Digits
Reverse the vector
Snakes on a plane
Find the biggest empty box
Make a Star Pyramid
Is this function available?
Determine which fields have been modified in a structure
Change a specific color in an image
Check if a directory is on the current MATLAB search path
Find the maximal cliques in an undirected graph
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