The first test case is wrong 0 and 21 are triangular numbers too (https://oeis.org/A000217), therefore:
[ 0, 6;
PS: And 0 does not make a pair with every number in this case.
What's wrong with the case x=20 in test suite? Why is y_correct=[ 10 10] ? I cannot pass it.
I don't know why your cheat isn't working, but look closely at what numbers your "for n=1:N" loop generates for that case.
Remove the vowels
surface of a spherical planet
pressure to dB?
Is this matrix orthogonal?
Flip the main diagonal of a matrix
It's going down. We're finding simbers!
Still more miles to go before I sleep
Accessing values in a cell
Sums of Distinct Powers
Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
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