xref: /plan9-contrib/sys/games/lib/sudoku/boards/medium-2005-04-21.su (revision a8e650f8b6804428114023f948a3fb1a4d7b82d3) 
1...9..3..
23.9.....1
3...15...4
48....642.
5.3..4..7.
6.743....9
76...81...
89.....2.8
9..2..4...
10415967382
11369428751
12728153694
13891576423
14236849175
15574312869
16653281947
17947635218
18182794536
19