% slitherlink 352 by Otto Janko, http://www.janko.at/Raetsel/Slitherlink/352.a.htm
slitherlink
medium
16 12
3.2..12.3....22.
..22.2.2..30.21.
.1...12.2122...2
.33..3.2..22.13.
......3....2.2..
.2..2232.21.1..2
3..32.2....2...3
..2.2..3.1.2..3.
2.13...2.3.2..2.
2....22221.3...2
.213.1.1..1120..
3.22..23..3.2..3
