World five hundred and twenty-five has two long corridors to be filled with boxes.
Step by step solution
Go UP, LEFT, UP, UP, RIGHT, RIGHT, RIGHT, DOWN, DOWN, RIGHT, RIGHT, RIGHT and push RIGHT. Go LEFT, LEFT, DOWN, DOWN, DOWN, DOWN, LEFT, LEFT, UP, push RIGHT, go DOWN, RIGHT and push UP. Go UP, UP, LEFT, UP and push RIGHT. Go LEFT, LEFT, UP, UP, RIGHT, UP, RIGHT and push RIGHT. Go RIGHT, RIGHT, RIGHT, RIGHT, UP, RIGHT and push DOWN. Go LEFT, LEFT, LEFT, LEFT and push DOWN. Go DOWN, DOWN, LEFT, LEFT, DOWN, DOWN, DOWN, LEFT and push UP. Go UP, RIGHT, UP, RIGHT, RIGHT, UP, UP, UP, LEFT, LEFT, LEFT, DOWN, LEFT, DOWN, DOWN and push RIGHT.
Push UP, go UP, LEFT, UP and push RIGHT. Go LEFT, DOWN, LEFT, LEFT, LEFT, DOWN, DOWN, RIGHT, push UP, go LEFT, UP and push RIGHT. Go RIGHT, RIGHT, DOWN, RIGHT, push UP, go LEFT, UP and push RIGHT. Go RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, UP, RIGHT and push DOWN. Go LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, DOWN, LEFT, LEFT, DOWN and push RIGHT. Go RIGHT, DOWN, RIGHT, push UP, go UP, LEFT, UP and push RIGHT. Go DOWN, DOWN, DOWN, DOWN, DOWN, DOWN, LEFT, DOWN, LEFT, LEFT, UP and push RIGHT.
Go RIGHT, RIGHT, DOWN, RIGHT, push UP, go UP, UP, LEFT, UP and push RIGHT. Go LEFT, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, DOWN, LEFT, LEFT, UP and push RIGHT. Go RIGHT, RIGHT, RIGHT, RIGHT, DOWN, RIGHT and push UP. Go UP, UP, LEFT, UP and push RIGHT. Go LEFT, UP, UP, UP, RIGHT, RIGHT, RIGHT, DOWN, DOWN and push DOWN. Go LEFT, LEFT, LEFT, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, LEFT, LEFT, DOWN, LEFT, LEFT, UP and push RIGHT. Go RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, DOWN, RIGHT and push UP.
Go UP, UP, LEFT, UP and push RIGHT. Go LEFT, UP, UP, UP, RIGHT, RIGHT, RIGHT, DOWN, DOWN and push DOWN. Go LEFT, LEFT, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, UP, UP, RIGHT, push DOWN, go LEFT, DOWN, push RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, go DOWN, RIGHT, push UP, UP, UP, go LEFT, UP, push RIGHT, RIGHT, go LEFT, LEFT, UP, UP, UP, RIGHT, RIGHT, RIGHT, DOWN, DOWN and push DOWN.
Congratulations. You have completed the game BoxWorld. Now enjoy the nice outro sequence.