The game should note that in addition to the limited movement direction or other characteristics of individual wooden boxes, all wooden boxes have an annoying common feature, that is, they can only be pushed once! Therefore, when the player is manipulating, he or she must first plan the route in the brain. Otherwise, if you take a wrong step, you will have no chance to repent, but you can only come back again! With your help, can the dwarf succeed in cracking the day of birth in an increasingly complicated puzzle design? Challenge it now!