World four hundred and thirty-six is with four ice boxes.
Step by step solution
Go RIGHT, RIGHT, RIGHT, UP, UP, UP, LEFT, UP, UP, RIGHT, RIGHT and push DOWN.
Go DOWN, LEFT, DOWN, DOWN, DOWN, LEFT, LEFT, UP, UP, LEFT, UP, UP, UP and push RIGHT.
Go LEFT, DOWN, DOWN, DOWN, RIGHT, DOWN, DOWN, LEFT, LEFT, push UP and UP. Go RIGHT, RIGHT, DOWN, DOWN, RIGHT, RIGHT, UP, UP and push LEFT.
Go UP, push LEFT, go DOWN, LEFT and push UP.
Congratulations. You have completed world four hundred and thirty-six. Get ready for world four hundred and thirty-seven.