Really fun problem, but the test case is totally wrong. :-(
glad you liked the problem, but the test case is correct just obfuscated.
We love vectorized solutions. Problem 1 : remove the row average.
Sum the numbers on the main diagonal
Square wave average calculation
Flip the vector from right to left
Is this number Munchhausen Narcissistic?
is the number happy?
Strange Number Algorithms
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