4 ms·
Ah, of course. (I didn't realize you were allowed to use each number in both subsets, so I have no idea if I would have figured it out or not on my own.)
by Strilanc 11y ago
Ah, of course.
(I didn't realize you were allowed to use each number in both subsets, so I have no idea if I would have figured it out or not on my own.)