Sudoku solver for fun c# console app
Source (in board.txt):
9 . . | . . 8 | . . .
8 1 . | 9 4 3 | . . .
. 3 . | . . . | . . .
---------------------
. . . | . 8 . | . 5 4
3 2 . | . . . | 6 . .
. . 6 | . . . | . . .
---------------------
. . . | . . 7 | 5 . 8
. . . | . . 5 | . 6 .
. . . | . 3 . | . . 9
Result (in console window):
9 6 2 | 1 7 8 | 3 4 5
8 1 5 | 9 4 3 | 7 2 6
4 3 7 | 6 5 2 | 8 9 1
---------------------------------
1 7 9 | 3 8 6 | 2 5 4
3 2 4 | 5 1 9 | 6 8 7
5 8 6 | 7 2 4 | 9 1 3
---------------------------------
2 9 1 | 4 6 7 | 5 3 8
7 4 3 | 8 9 5 | 1 6 2
6 5 8 | 2 3 1 | 4 7 9
---------------------------------
Elpased: 9ms