harvey/sys/games/lib/sudoku/boards/medium-2005-05-17.su

9.......4
6....481.
3.1...2..
..6.1..4.
...743...
.7..2.3..
..9...7.3
.139....8
7.......2
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657234819
341896275
236518947
198743526
475629381
829461753
513972468
764385192