This is a mirror of http://www.vim.org/scripts/script.php?script_id=1493

Sudoku solver plugin

Important: Vim 7.0 or later required.

Sudoku is a puzzle where you have to fill all the blank spaces with digits from 1 to 9 such that no row, column, or 3x3 block of cells have any digits repeated. This plugin holds a Vim script that solves Sudoku puzzles by exhaustive search.

Enter the puzzle into a buffer like this:

8xx 69x xx2
91x xxx xxx
5xx xx8 xx7

xxx 2x9 xx6
xxx 8xx xx3
2xx 3x4 xxx

3xx 78x xx9
xxx xxx xx5
4xx x5x x28

The numbers represent supplied digits 1 to 9 in the puzzle. Use any other character to represent blank spaces.

Then visually select the puzzle and invoke the macro binding ,s