% slitherlink 416 by Otto Janko, http://www.janko.at/Raetsel/Slitherlink/416.a.htm
slitherlink
medium-
10 10
.2233..3..
..202..1.1
2....2.2..
..3..111..
.2.1.2.1..
13.3..2..0
...3.2....
2.2..02.22
.32.3...13
2.1.132.22
