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Topic: Sudoku
Replies: 27   Last Post: Aug 23, 2005 6:44 PM

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Jim Gillogly

Posts: 18
Registered: 12/8/04
Re: Sudoku
Posted: Aug 18, 2005 12:20 PM
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On Thu, 18 Aug 2005 18:17:02 +0200, Torkel Franzen wrote:
> () writes:

>> According to my understanding of the rules of Sudoku, you are not
>> supposed to use backtracking at all when solving them.

> I very much doubt that the rules specify which kinds of search
> algorithms are allowed.

Agreed. They do say that the solution must be unique,
however. I occasionally come to one where I need to
guess a number, ripple it through, and come back to that
point if I rippled it the wrong way.
Jim Gillogly

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