sys/games/lib/sudoku/boards/medium-2005-03-23.su


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.6.4..3..
1983.....
..4.6..9.
..92.....
84.....29
.....75..
.2..7.9..
.....5813
..5..6.7.
762489351
198352746
534761298
659248137
847513629
213697584
321874965
476925813
985136472