http://www.economist.com/science/displayStory.cfm?story_id=3445734
here’s a link to an interactive "dad’s puzzle". kinda fun.
the 59 move count seemed large to me at first, ’cause you make what seems to be lots of progress pretty quickly, but as sblom says, this is a tricky sliding-block puzzle.
http://www.puzzleworld.org/SlidingBlockPuzzles/pennant.htm
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» Title: Hardest simple sliding-block puzzle found!» Posted: April 21st, 2005» Author: Scott Blomquist» Filed Under: Uncategorized.
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here’s a link to an interactive "dad’s puzzle". kinda fun.
the 59 move count seemed large to me at first, ’cause you make what seems to be lots of progress pretty quickly, but as sblom says, this is a tricky sliding-block puzzle.
http://www.puzzleworld.org/SlidingBlockPuzzles/pennant.htm