3 ms·
I wonder if duplicate sequences are allows - i.e. a sequence that makes you watches every possible permutation, but only exactly once.
by tus666 3y ago
I wonder if duplicate sequences are allows - i.e. a sequence that makes you watches every possible permutation, but only exactly once.
- vintermann 3y agoFrom the definition, they should be. It only says every permutation should exist as a substring, not that it should only exist once.