harvey/sys/games/lib/sudoku/boards/medium-2005-04-21.su

...9..3..
3.9.....1
...15...4
8....642.
.3..4..7.
.743....9
6...81...
9.....2.8
..2..4...
415967382
369428751
728153694
891576423
236849175
574312869
653281947
947635218
182794536