% hashiwokakero 391 by Otto Janko, http://www.janko.at/Raetsel/Hashi/391.a.htm
hashiwokakero
medium-
10 10
.1.3.2.3.3
..........
2.4.1.2..4
...2.2..1.
1.4.4.4..4
...1.2.1..
4.3.2.2...
...3.5.3.3
..2.2.3.2.
2..2.3.2.2
