World four hundred and twenty-three is very easy puzzle with almost circular shape.
Step by step solution
Go UP, push UP, UP, UP, UP, go RIGHT, UP, UP, LEFT, push DOWN, DOWN, DOWN, DOWN and DOWN.
Go RIGHT, RIGHT, UP, RIGHT, push DOWN, DOWN, go LEFT, DOWN, push RIGHT, RIGHT and RIGHT.
Go LEFT, LEFT, UP, UP, RIGHT, RIGHT, RIGHT, UP, RIGHT and push DOWN.
Go RIGHT, RIGHT, UP, UP, UP, UP, LEFT, LEFT, push DOWN, DOWN, DOWN, go LEFT, DOWN, push RIGHT, go UP, RIGHT and push DOWN.
Go LEFT, LEFT, LEFT, LEFT, LEFT, LEFT, UP, UP and push UP. Go DOWN, DOWN, DOWN, RIGHT, RIGHT, RIGHT, RIGHT, UP, UP, RIGHT, UP, UP, UP, LEFT, UP, LEFT, LEFT, LEFT, DOWN, DOWN, push LEFT, go DOWN, LEFT, LEFT, UP, UP, RIGHT, push DOWN, go LEFT, DOWN, push RIGHT, go UP, RIGHT, push DOWN, DOWN and DOWN. Go UP, UP, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, push RIGHT, go UP, RIGHT, push DOWN, DOWN, go LEFT, DOWN, push RIGHT and RIGHT.
Go LEFT, UP, UP, UP, UP, LEFT, UP, UP, RIGHT, UP, UP, RIGHT and push DOWN. Go UP, RIGHT, RIGHT, DOWN, push LEFT, go DOWN, push LEFT, LEFT and LEFT. Go DOWN, LEFT, LEFT, UP, UP, RIGHT, push DOWN, go LEFT, DOWN, push RIGHT, go UP, RIGHT, push DOWN, DOWN, DOWN, go UP, UP, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, push RIGHT, go UP, RIGHT, push DOWN, DOWN, go LEFT, DOWN and push RIGHT.
Go UP, UP, RIGHT, RIGHT, RIGHT, UP, UP, RIGHT, UP, UP, UP, LEFT, LEFT, push LEFT, go UP, LEFT, push DOWN, go RIGHT, DOWN, push LEFT, LEFT, go DOWN, LEFT, LEFT, UP, UP, RIGHT, push DOWN, go LEFT, DOWN, push RIGHT, go UP, RIGHT, push DOWN, DOWN, DOWN, DOWN and DOWN.
Go UP, RIGHT, RIGHT, RIGHT, UP and push UP. Push LEFT, LEFT, go DOWN, LEFT, DOWN, LEFT, LEFT, UP, UP, UP, RIGHT, RIGHT, push DOWN, DOWN, go UP, UP, LEFT, LEFT, DOWN, DOWN, DOWN, RIGHT, push RIGHT, go UP, RIGHT, push DOWN and DOWN.
Go UP, UP, UP, LEFT, UP, UP, RIGHT, RIGHT, RIGHT, push DOWN, DOWN, DOWN, go RIGHT, DOWN, push LEFT, LEFT, go RIGHT, UP, UP, LEFT, LEFT, DOWN and push DOWN. Go UP, UP, RIGHT, RIGHT, UP, UP, LEFT, push DOWN, go RIGHT, DOWN, push LEFT, LEFT, go RIGHT, UP, UP, LEFT, LEFT, DOWN, push DOWN, DOWN and DOWN.
Congratulations. You have completed world four hundred and twenty-three. Get ready for world four hundred and twenty-four.