xref: /plan9-contrib/sys/games/lib/sudoku/boards/medium-2005-05-18.su (revision a8e650f8b6804428114023f948a3fb1a4d7b82d3) 
1....4....
257.1.6..2
3.2..9.78.
4.5....8..
5.6.7.9.5.
6..9....1.
7.42.6..3.
86..3.4.28
9....7....
10981247365
11573186942
12426593781
13254631879
14168729453
15739458216
16842965137
17697314528
18315872694
19