% kuromasu 8 by Warai Kamosika, http://www.janko.at/Raetsel/Kuromasu/008.a.htm
kuromasu
medium
9 9
.........
.6.7.d.9.
..5...5..
.7.....b.
.........
.8.....b.
..4...6..
.6.3.a.8.
.........
