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.
Who Has the Most Change?
Back to basics 20 - singleton dimensions
How long is the longest prime diagonal?
We love vectorized solutions. Problem 1 : remove the row average.
Largest Twin Primes
Arithmetic/geometric sequence, 50/50
Open coded lock.
Choose a web site to get translated content where available and see local events and offers. Based on your location, we recommend that you select: .
You can also select a web site from the following list:
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.
Contact your local office