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Nowhere to Hide II (Posted on 2005-01-26) Difficulty: 2 of 5
What is the least number of white knights that can be placed on a standard chessboard so that a black piece cannot be added to an unoccupied square without being under attack?

See The Solution Submitted by Juggler    
Rating: 4.0000 (1 votes)

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re: Upper Bound | Comment 3 of 11 |
(In reply to Upper Bound by David Shin)

mine obly  goes a few less.... and there must be a more precise way to calculate it.

 

.  x .  x .  .  x .
.  .  .  .  .  . x  .
.  x .  x  .  . x .
.  x .  .  .  .  x .
.  x .  .  .  .  x .
.  .  .  .  .  .  .  .
x x  . x  x .  x .


  Posted by becca on 2005-01-26 19:56:11
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