xref: /plan9-contrib/sys/games/lib/sudoku/boards/medium-2005-02-22.su (revision a8e650f8b6804428114023f948a3fb1a4d7b82d3) 
1..41.9...
29.6......
323..4..8.
4.51....9.
53..8.5..7
6.4....26.
7.7..1..23
8......8.1
9...5.79..
10784159632
11916283754
12235746189
13651472398
14392865417
15847391265
16479618523
17563924871
18128537946
19