One move is way too less. I should set (for example) the shortcut after 7 moves by adding walls, replacing dummies with walls and by locking the second red. This way there's only one possible move to do a shortcut.
One move is way too less. I should set (for example) the shortcut after 7 moves by adding walls, replacing dummies with walls and by locking the second red. This way there's only one possible move to do a shortcut.