Really fun problem, but the test case is totally wrong. :-(
glad you liked the problem, but the test case is correct just obfuscated.
The Goldbach Conjecture
First non-zero element in each column
Maximum value in a matrix
01 - Scalar variables
Hard limit function
Magic Concentric Circles
Strange Number Algorithms
Tony's trick for duplicating an mx1 vector n times
Convert vector datasets to plot with imagesc instead of scatter
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