% hashiwokakero 323 by Otto Janko, http://www.janko.at/Raetsel/Hashi/323.a.htm
hashiwokakero
medium-
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3....4.....4.4.4....2.
.1..4..4.3..3....4.4.3
3.1..2..4.....4.3.3.2.
...1.....3...3.1.2.2.3
4.2..3.2......2...2...
...3..1....3.5.5.4....
..1..1..2.2.2.3...2..3
4..4...3.3.2.2..3..4..
....2.4.4.5....2..2...
...2...2......3.3..3.3
3.3.4.3.2...1.....1...
.3.2.3.3.....1..3..3.2
1.2.3....2..2.4..4..4.
.3....2.2.3.....4....3
