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3x4 Knight Swap (Posted on 2010-02-13) Difficulty: 3 of 5
Eight white chess knights are placed on a 3x4 chessboard, four along the top row and four along the bottom, which are labeled as P, Q, R, S, T, U, V and W, as shown in the figure.

Exchange the positions of P and T, Q and U, R and V, and S and W in minimum possible number of moves.

P Q R S
T U V W


Let the squares be identified from 1 through 12 being read from left to right down.

No Solution Yet Submitted by K Sengupta    
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Comments: ( Back to comment list | You must be logged in to post comments.)
re: Move Regimes | Comment 2 of 6 |
(In reply to Move Regimes by brianjn)

I believe there is an error in the fourth regime presented for P. It should be given as:
P[4] -- {10, 3, 12, 6, 4, 11, 2, 9}
  Posted by Dej Mar on 2010-02-15 08:39:02

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