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Sliding pennies #2 (Posted on 2005-06-06) Difficulty: 3 of 5
Nine pennies are arranged in the pattern below.

  O O O
 O O O
O O O

nearby pennies touching. By the fewest number of legal moves, transform the pattern into the pattern

   O
  O O
 O   O
O O O O

nearby pennies touching. A legal move consists of sliding a penny, not picking up a penny, without disturbing the other pennies, to a new position touching at least two pennies.

See The Solution Submitted by McWorter    
Rating: 3.0000 (3 votes)

Comments: ( Back to comment list | You must be logged in to post comments.)
3 moves | Comment 8 of 16 |

  ABC

 DEF

GHI

1) move F above A and B

2) move E between C and I 

3) last move c down by I

Now it looks like this:

   F

  AB

 D_E

GHIC

I think that is what it looks like.

From Jen


  Posted by Jennifer on 2005-06-07 05:00:33
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