xref: /plan9-contrib/sys/games/lib/sudoku/boards/medium-2005-02-19.su (revision a8e650f8b6804428114023f948a3fb1a4d7b82d3) 
15....921.
28.7.52...
3.3...1...
4..4....8.
5.53.1.94.
6.8....6..
7...4...3.
8...16.8.2
9.219....6
10546739218
11817652394
12932841765
13274396581
14653218947
15189574623
16768425139
17495163872
18321987456
19