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Topic: sudoku: test yourself
Replies: 25   Last Post: May 2, 2009 3:41 PM

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Jon Haugsand

Posts: 344
Registered: 12/6/04
Re: sudoku: test yourself
Posted: May 2, 2009 3:41 PM
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RichD <r_delaney2001@yahoo.com> writes:

> On May 12, RichD <r_delaney2...@yahoo.com> wrote:
>> Below is a puzzle, solved by champion
>> Thomas Snyder in 2:36. I spent 23 minutes.

>
>
> snip
>

>> I don't believe he has a method, he must
>> do a lot of guessing... but how does one guess
>> consistently correctly?

>
>
> oops, correction:
>
> _ _ _ _ _ _ 4 6 _
> _ _ _ _ _ 3 _ _ 9
> _ 8 4 _ _ 7 _ _ 1
>
> 2 _ _ _ _ _ 7 1 _
> 5 _ 3 8 _ _ _ _ _
> 9 _ _ 1 _ _ 5 3 _
>
> _ 2 5 _ _ 8 _ _ 6
> _ _ _ _ _ 2 9 8 5
> _ _ _ _ _ 5 _ _ 7
>


You cannot sincerely mean that this puzzle was difficult?

--
Jon Haugsand
Dept. of Informatics, Univ. of Oslo, Norway, mailto:jonhaug@ifi.uio.no
http://www.ifi.uio.no/~jonhaug/, Phone: +47 45 00 39 94



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