% slitherlink 598 by Otto Janko, http://www.janko.at/Raetsel/Slitherlink/598.a.htm
slitherlink
hard-
24 14
1..1..1..1..0..3..0..1.2
.13.12.32.23.20.12.10.2.
2..1..3..1..3..3..1..3.2
1......................1
.233.210.33..01.323.223.
2...2...1..03..3...1...2
2..2.3..1......3.2...2.3
2.3...1.2......2..3.3..2
2...1...3..20..1...3...2
.103.032.21..11.132.032.
2......................2
1.1..1..0..0..0..3..3..1
.2.13.11.23.11.31.21.11.
3.3..2..2..3..1..3..3..3
