World three hundred and fifty is very hard puzzle with a hard start, surrounded by boxes.
Step by step solution
Push UP. Push RIGHT, RIGHT, go DOWN, RIGHT, push DOWN, go UP, RIGHT and push DOWN. Go LEFT, UP, LEFT, UP, LEFT, LEFT, DOWN and push RIGHT. Push DOWN, DOWN, go LEFT, DOWN, DOWN and push RIGHT. Go LEFT, push LEFT, go RIGHT, UP and push LEFT. Go RIGHT, UP and push UP. Push LEFT, LEFT, go UP, LEFT, LEFT and push DOWN. Go UP, RIGHT, push UP, UP, go LEFT, UP, UP and push RIGHT.
Go LEFT, DOWN, DOWN, RIGHT, DOWN, DOWN, RIGHT, DOWN, RIGHT, RIGHT, RIGHT, UP, UP, LEFT and push DOWN. Go UP, push UP, go LEFT, UP, UP, push RIGHT, RIGHT, RIGHT, go DOWN, RIGHT, RIGHT, DOWN and push DOWN. Push LEFT, go RIGHT, UP, UP, LEFT, LEFT, UP, LEFT, LEFT, LEFT, DOWN, DOWN, RIGHT, DOWN, DOWN, RIGHT, DOWN, DOWN, LEFT and push UP.
Go DOWN, DOWN, DOWN, RIGHT, push UP, go LEFT, UP, UP, RIGHT, UP, UP, LEFT, push DOWN and DOWN. Go LEFT, LEFT, UP, push RIGHT, go LEFT, LEFT, LEFT, DOWN and push RIGHT. Go UP, UP, UP, LEFT, push DOWN, go UP, UP, UP, RIGHT, push DOWN, go LEFT, DOWN, DOWN, RIGHT, DOWN, DOWN, LEFT, push UP and UP. Go DOWN, RIGHT, RIGHT, RIGHT, DOWN, RIGHT, RIGHT, UP, push LEFT and LEFT.
Go RIGHT, UP, UP, LEFT, push DOWN, go UP, UP, UP, RIGHT and push DOWN. Go UP, RIGHT, RIGHT, DOWN, RIGHT, RIGHT, UP and push LEFT. Go RIGHT, DOWN, DOWN, DOWN, LEFT, DOWN, DOWN, RIGHT, push UP and UP. Go DOWN, LEFT, push LEFT and LEFT. Go UP, LEFT, LEFT, UP, UP, RIGHT and push RIGHT. Go LEFT, LEFT, DOWN, DOWN, RIGHT, RIGHT, DOWN, DOWN, LEFT, LEFT, push UP and UP. Go DOWN, push RIGHT and RIGHT.
Congratulations. You have completed world three hundred and fifty. Get ready for world three hundred and fifty-one.