FAQ   Search   Memberlist   Usergroups   Register   Profile   Log in          Games  Calendar Log in to check your private messages    Need 4x4 sudoku Goto page Previous  1, 2, 3          Sudoku Programmers Forum Index -> Exotic sudoku View previous topic :: View next topic   Author Message Pat Joined: 06 Sep 2006 Posts: 128 : Items Posted: Wed Sep 17, 2008 9:28 am    Post subject: re: box-size m_b_metcalf (Sep.6) wrote: A sudoku is n^2 x n^2, where n is the box size. the (plain) SuDoku is a square, but the box is not necessarily a square tarek (Sep.6) wrote: a vanilla sudoku has 3*3 boxes in a 9*9 grid i disagree -- a plain SuDoku can have non-square boxes. the box-size of 3 x 3 is the usual -- and the best in my opinion. (Pappocom calls it the "classic" SuDoku.) Back to top tarek Joined: 31 Dec 2005 Posts: 153 : Location: London, UK Items Posted: Wed Sep 17, 2008 12:18 pm    Post subject: Re: re: box-size Pat wrote: tarek (Sep.6) wrote: a vanilla sudoku has 3*3 boxes in a 9*9 grid i disagree -- a plain SuDoku can have non-square boxes. the box-size of 3 x 3 is the usual -- and the best in my opinion. (Pappocom calls it the "classic" SuDoku.) Jigsaw sudoku has 9 non square regions, I can't call it plain sudoku... To me, Nine 3*3 boxes added as constraints on top of a 9*9 Latin square grid Result in a vanilla sudoku, anything else is a sudoku variant. tarek Back to top wustvn Joined: 29 Aug 2008 Posts: 12 : Location: Bali - Indonesia Items Posted: Wed Sep 17, 2008 1:37 pm    Post subject: tarek, have you seen my table? What do you think? Thx. Back to top tarek Joined: 31 Dec 2005 Posts: 153 : Location: London, UK Items Posted: Wed Sep 17, 2008 2:08 pm    Post subject: I had a look at the table, but there something I do not understand ... What are trying to do here .... Is it to generate a FULL grid with special properties or is it the actual puzzle & for us to fill the blanks ? You said the ANY 4 columns or ANY 4 rows should have a repeated number ..... but r1 c10,11,12,13 are different tarek Back to top Jean-Christophe Joined: 19 Mar 2006 Posts: 126 : Location: Belgium Items Posted: Thu Sep 18, 2008 9:18 am    Post subject: Re: re: box-size tarek wrote: Pat wrote: tarek (Sep.6) wrote: a vanilla sudoku has 3*3 boxes in a 9*9 grid i disagree -- a plain SuDoku can have non-square boxes. the box-size of 3 x 3 is the usual -- and the best in my opinion. (Pappocom calls it the "classic" SuDoku.) Jigsaw sudoku has 9 non square regions, I can't call it plain sudoku... To me, Nine 3*3 boxes added as constraints on top of a 9*9 Latin square grid Result in a vanilla sudoku, anything else is a sudoku variant. tarek I guess Pat meant square or rectangular boxes, not jigsaw eg 2x3, 2x4, 3x4... _________________ Jean-Christophe "When you have eliminated the impossible, whatever remains, however improbable, must be the truth." Sherlock Holmes. Back to top Pat Joined: 06 Sep 2006 Posts: 128 : Items Posted: Thu Sep 18, 2008 9:23 am    Post subject: re: box-size Jean-Christophe wrote: I guess Pat meant square or rectangular boxes, not jigsaw eg 2x3, 2x4, 3x4... yes and many thanks i was so busy being negative, that i never did spell out what i meant in plain SuDoku, the box is a rectangle of m rows by n columns, each at least 2 Back to top wustvn Joined: 29 Aug 2008 Posts: 12 : Location: Bali - Indonesia Items Posted: Thu Sep 18, 2008 1:41 pm    Post subject: tarek wrote: I had a look at the table, but there something I do not understand ... What are trying to do here .... Is it to generate a FULL grid with special properties or is it the actual puzzle & for us to fill the blanks ? You said the ANY 4 columns or ANY 4 rows should have a repeated number ..... but r1 c10,11,12,13 are different tarek I need help about finding its patterns, so I can fill in the columns 1-20 for the rows 351,352,etc (meanwhile, ignore the columns 21-284 to make it simpler). As I said sometimes this may not happen indeed. Thx. Back to top tarek Joined: 31 Dec 2005 Posts: 153 : Location: London, UK Items Posted: Sun Sep 21, 2008 9:42 pm    Post subject: wustvn wrote: I need help about finding its patterns, so I can fill in the columns 1-20 for the rows 351,352,etc I couldn't find a pattern ... somebody else who is more patient might help you tarek Back to top wustvn Joined: 29 Aug 2008 Posts: 12 : Location: Bali - Indonesia Items Posted: Mon Sep 22, 2008 11:43 am    Post subject: Ok tarek, no problem. Thx for your attention. 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