[Haskell-cafe] Sudoku Solver

[Murray Gross]

Yes, by 25x25 puzzles I mean sudoku puzzles with 25 cells on each side, 
with the smaller squares being 5x5 (i.e., we need to construct rows with 
the numbers 1-25, and the smaller squares must each contain all of the 
numbers 1-25).

Murray Gross
Brooklyn College



On Tue, 7 Aug 2007, Hugh Perkins wrote:

> On 8/7/07, Hugh Perkins <hughperkins at gmail.com> wrote:
>>
>> Question: what do you mean by, for example 25x25?  Do you mean grids with
>> a total length of 25 on each side, eg:
>>
>
> (because on my super-dooper 1.66GHz Celeron, generating 10 random 25x25
> grids such as the one above takes about 1.01 seconds; solving an actual
> puzzle should be faster because the solution space is more tightly
> constrained?)
>