StevenXClontz’s avatarStevenXClontz’s Twitter Archive—№ 7,479

  1. …in reply to @ProfNoodlearms
    @ProfNoodlearms FWIW uniqueness is guaranteed by way of a constraint satisfaction solver, but maybe one day I'll get a student interested in finding sufficient criteria. Also, is there a uniquely solvable no-clue puzzle (all nine boxes blank)?