% hashiwokakero 67 by Otto Janko, http://www.janko.at/Raetsel/Hashi/067.a.htm
hashiwokakero
medium-
11 11
2.3..2.2..2
.1.2..1....
3.1.....1.3
.3.5.4.4.2.
3...1......
.5.5.5.4..3
2...2......
.6.4...4.3.
1....1..1.3
....3..3.1.
.3.3.2..3.2
