Consider a 5 by 5 Chess Board. Is it possible to place
5 Queens on the board such that three pawns can safely
be placed on the board? (aka, by carefully choosing where
to place the 5 queens, can you arrange it so that there
are 3 squares on the board that none of the queens can
attack)
(From - http://www.princeton.edu/~sjmiller/riddles/riddles.html)
This is my first time actually solivng one of these quiz. You can put the queens on B4,B5,C5,E4,and E3. For the pawns you can put them on A1,A2,and D1. I'm sure there are at least 3 more other ways(could be more)to solve this.
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Posted by ...
on 2002-12-26 05:54:43 |