% hashiwokakero 51 by Otto Janko, http://www.janko.at/Raetsel/Hashi/051.a.htm
hashiwokakero
easy+
10 10
3.4.3...1.
.....2.2.2
..2.......
.1..2..1..
4..3.6...4
......2.3.
..2..5.2.4
2.......4.
.........2
2.3...3.4.
