http://hn.vernccvbvyi5qhfzyqengccj7lkove6bjot2xhh5kajhwvidqafczrad.onion/stories/38519944
I think this one can be intuited as a "vector walk" that must stay in the positive quadrant going from a given start location to a given end location and a list of available vectors that can be used to move around in the space. Edit: if someone more knowledgeable is reading, please let me know anything incorrect and I will delete or edit. itishappy 2y > Suppose, for instance, that a kindergartner named Alice has two apples, but she prefers oranges.