World four hundred and seventy-nine have four misplaced boxes.
Step by step solution
Go RIGHT, RIGHT, UP, UP, UP and push LEFT. Go RIGHT, UP, RIGHT, RIGHT, DOWN, RIGHT, RIGHT, UP, push LEFT, LEFT and LEFT. Go UP, LEFT, LEFT and push DOWN. Push RIGHT, go DOWN, DOWN, DOWN, DOWN, RIGHT, RIGHT, RIGHT, push UP, UP and UP. Go LEFT, UP, push LEFT, go UP, LEFT, push DOWN, DOWN and DOWN.
Go LEFT and push UP. Go RIGHT, UP, RIGHT, RIGHT, DOWN, RIGHT, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, UP, UP, UP, push RIGHT and RIGHT. Go DOWN, RIGHT and push UP. Go LEFT, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, UP, UP, UP, LEFT, UP, LEFT, UP, LEFT, LEFT and push DOWN.
Go UP, RIGHT, RIGHT, DOWN, RIGHT, DOWN, RIGHT, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, UP, UP, UP, RIGHT and push RIGHT. Go LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, RIGHT and push UP. Push LEFT, go DOWN, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, UP, UP, UP, LEFT, UP, LEFT, UP, LEFT, LEFT, DOWN, DOWN and push DOWN.
Go RIGHT and push DOWN. Push LEFT, go UP, UP, UP, UP, RIGHT, RIGHT, DOWN and push LEFT. Push DOWN and DOWN.
Go UP, UP, RIGHT, RIGHT, DOWN, RIGHT, RIGHT, UP, push LEFT, LEFT, LEFT, go UP, LEFT, push DOWN and DOWN.
Go UP, UP, LEFT, push DOWN, DOWN and DOWN.
Congratulations. You have completed world four hundred and seventy-nine. Get ready for world four hundred and eighty.