Is this just about natural number? Otherwise the tests should include negative integer numbers.
If I'm not mistaken you don't need to use square brackets (). The colon operator (:) should be enough. So the solution is y = 1:x
Select every other element of a vector
Knight's Tour Checker
02 - Vector Variables 5
Mersenne Primes vs. All Primes
Find the Oldest Person in a Room
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