[Haskell-beginners] Game of Life try

[KC]

You might want to look at the chapter on Sudoku (and the whole book)
in "Pearls of Functional Algorithm Design" by Richard Bird.


On Fri, Jan 4, 2013 at 12:41 PM, Емануела Моллова
<emanuela.mollova at gmail.com> wrote:
> Hello all! :) I'm new to Haskell and I would like to try to implement a
> simple version of Game of Life. I can imagine it in C++ for example, but I
> have a little difficulties in Haskell. All I can think for is a mutable
> array with all elements - 0 in the beginning and the user to be able to
> write in the coordinates of the cells, which are alive and this cells to
> become 1. Then to iterate through the array (but I'm not sure if I can
> iterate, there is no 'while' here) and to make the changes (but maybe I will
> need a new array for the changes, because when the first change happens, it
> will affect the result). Also I was thinking of how to make it visible, so I
> tried to make all 0-s red and all 1-s green, and after each iteration to
> clear the screen with ANSI so that it looks a bit like animation, but none
> of these ideas work... Here is an orientation in my ideas:
>
> import Data.Array.IO
> import System.Console.ANSI
>
> main :: IO ()
> main = do
>         arr <- newArray ((1,1), (10,10)) 0 :: IO (IOArray (Int, Int) Int)
> writeAraay arr (1,1) 1
> a <- readArray (1,1)
> setSGR [SetColor Foreground Dull Red]
>         putStr [a]
>
> Could you please suggest me what is a good place to store the information
> about my cells (mutable, unmutable array, lists, tuples...) and any ideas
> and tutorials at all would be really appreciated! Thank you very much in
> advance! :)
>
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-- 
--
Regards,
KC