On world one hundred and thirty-nine the boxes have to be put on left and right sides of the puzzle.
Step by step solution
Go DOWN, DOWN, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, UP, push UP, UP and UP. Go LEFT, UP, push RIGHT, RIGHT, go UP, RIGHT and push DOWN.
Go UP, UP, UP, LEFT, push DOWN, DOWN, go LEFT, DOWN, push RIGHT, RIGHT, go UP, RIGHT and push DOWN.
Go LEFT, LEFT, LEFT, DOWN, DOWN, DOWN, DOWN, DOWN, LEFT, LEFT, UP and push RIGHT. Go DOWN, RIGHT, push UP, UP, UP, UP, UP, go LEFT, UP, push RIGHT, RIGHT, go DOWN, RIGHT, push UP and UP.
Go DOWN, DOWN, LEFT, LEFT, DOWN, LEFT, push DOWN, DOWN, go RIGHT, DOWN, DOWN, LEFT, LEFT, UP and push RIGHT. Go DOWN, RIGHT, push UP, UP, UP, UP, UP, go LEFT, UP, push RIGHT, RIGHT, RIGHT, go DOWN, RIGHT, push UP and UP.
Go DOWN, DOWN, LEFT, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, DOWN, DOWN, RIGHT, RIGHT, UP, UP, push LEFT, LEFT, go DOWN, LEFT, push UP, UP, UP, UP, go LEFT, UP, push RIGHT, RIGHT, RIGHT, go DOWN, RIGHT and push UP.
Go DOWN, LEFT, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, RIGHT, RIGHT, DOWN, push LEFT, LEFT, go DOWN, LEFT, push UP, UP, UP, UP, UP, go LEFT, UP, push RIGHT, RIGHT, go DOWN, RIGHT and push UP.
Go LEFT, LEFT, LEFT, UP, UP, LEFT, LEFT, LEFT, LEFT, DOWN, DOWN, RIGHT, RIGHT, push RIGHT, RIGHT, RIGHT, RIGHT and RIGHT. Go LEFT, LEFT, LEFT, UP, UP, LEFT, LEFT, LEFT and push DOWN. Go LEFT, DOWN, push RIGHT, RIGHT, RIGHT, RIGHT, RIGHT and RIGHT.
Go LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, DOWN, LEFT, push LEFT, go UP, LEFT and push DOWN.
Go RIGHT, RIGHT, RIGHT, UP, push LEFT, LEFT, LEFT, go UP, LEFT, push DOWN and DOWN.
Go RIGHT, RIGHT, RIGHT, RIGHT, UP, RIGHT, UP, UP, LEFT, push DOWN, go RIGHT, DOWN, push LEFT, LEFT, LEFT, LEFT, go DOWN, LEFT, push UP and UP.
Go DOWN, RIGHT, RIGHT, RIGHT, DOWN, push DOWN and DOWN. Go RIGHT, RIGHT, push RIGHT, RIGHT, RIGHT, RIGHT, go DOWN, RIGHT, push UP, UP, go LEFT, UP, push RIGHT, RIGHT and RIGHT.
Go LEFT, LEFT, DOWN, DOWN, DOWN, DOWN, LEFT, LEFT, DOWN, LEFT, LEFT, LEFT, UP and push UP. Go LEFT, UP, push RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, go DOWN, RIGHT, push UP, UP, go LEFT, UP, push RIGHT and RIGHT.
Go LEFT, LEFT, UP, UP, UP, LEFT and push DOWN. Go RIGHT, DOWN, push LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, go DOWN, LEFT, push UP and UP.
Go DOWN, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, RIGHT, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, UP and push UP. Go RIGHT, UP, push LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, go DOWN, LEFT and push UP.
Go RIGHT, RIGHT, RIGHT, DOWN, DOWN, DOWN, RIGHT, RIGHT, DOWN, DOWN, DOWN, LEFT and push UP. Go LEFT, push UP, UP, UP, UP, go RIGHT, UP, push LEFT, LEFT, go DOWN, LEFT and push UP.
Go RIGHT, RIGHT, DOWN, DOWN, DOWN, RIGHT, RIGHT, DOWN and push LEFT. Go DOWN, LEFT, push UP, UP, UP, UP, go RIGHT, UP, push LEFT, LEFT and LEFT.
Go RIGHT, RIGHT, DOWN, DOWN, DOWN, DOWN, DOWN, DOWN, LEFT, LEFT, LEFT, UP, UP, RIGHT and push RIGHT. Go LEFT, LEFT, DOWN, DOWN, RIGHT, RIGHT, RIGHT, UP, push UP, UP, UP, go DOWN, RIGHT, RIGHT, RIGHT, UP, UP, UP, LEFT, LEFT, DOWN, push LEFT, LEFT and LEFT.
Go RIGHT, RIGHT, DOWN, DOWN, DOWN, DOWN, DOWN, LEFT, LEFT and push UP. Go LEFT, UP, push RIGHT, RIGHT, go LEFT, DOWN, DOWN, RIGHT, RIGHT, UP, push UP, UP, UP, UP, go RIGHT, UP, push LEFT and LEFT.
Go RIGHT, DOWN, DOWN, DOWN, DOWN, LEFT, LEFT, DOWN and push RIGHT. Go DOWN, RIGHT, push UP, UP, UP, UP, go DOWN, RIGHT, RIGHT, RIGHT, UP, UP, UP, LEFT, LEFT, DOWN, push LEFT and LEFT.
Congratulations. You have completed world one hundred and thirty-nine. Get ready for world one hundred and fourty.