Really fun problem, but the test case is totally wrong. :-(
glad you liked the problem, but the test case is correct just obfuscated.
Flip the main diagonal of a matrix
Is it a number?
07 - Common functions and indexing 2
Deleting an element in a matrix
Magic Concentric Circles
Is this number Munchhausen Narcissistic?
Create numeric palindromes and their square roots
Convert vector datasets to plot with imagesc instead of scatter
Strange Number Algorithms
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