Check if a given natural number is evil or not.
Read more at OEIS.
are test #3 and #4 correct?
Sorry Rifat, I've messed up test cases. Rescored now.
Arrays are not a natural number..for the tests I mean
@Lorenzo, the input to solution function is always a single number. I've used arrayfun to make multiple tests in a single test case.
I think Test 3 and 4 are (still) faulty. The functions "any" and "all" must be swapped.
Back to basics 8 - Matrix Diagonals
middleAsColumn: Return all but first and last element as a column vector
matrix of natural number
How many solutions has this problem?
Polite numbers. N-th polite number.
Cut an orange
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