% slitherlink 434 by Otto Janko, http://www.janko.at/Raetsel/Slitherlink/434.a.htm
slitherlink
medium-
14 10
.21.312.212..3
13.....12..3..
.....2.21.222.
2...2....32..1
32.......2..3.
.1...202.312.3
..1.2.2.....23
.2.31213.111..
3.22..22..22.3
3.32...23.....
