% kuromasu 280 by Otto Janko, http://www.janko.at/Raetsel/Kuromasu/280.a.htm
kuromasu
hard-
17 17
..4....f54....5..
.......q.....h...
...m......a..9.g.
6......d.........
7.....7....c.....
..6...5e....d.b..
..9..........5..3
.......m.........
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.........3.......
8..m..........4..
..7.6....6c...7..
.....7....7.....a
.........8......9
.9.i..9......5...
...o.....5.......
..4....97a....4..
