% slitherlink 630 by Luke Pebody, http://www.janko.at/Raetsel/Slitherlink/630.a.htm
slitherlink
medium
19 16
..233333....3......
2.1.1.1.02....2203.
....2.2.222.311.2.2
2.2.33222221..2..23
11..0...2....1311.3
.230222...2.22..2..
.1.....21.1...2..3.
.3...233..2..23.121
.1..22...2...22.33.
.2..232....2.2...1.
.1.2..2.2........2.
23222.21...12....11
3..112323.3320122..
.23..2.1..1.02322..
221.32.2.32...222..
..2....2...1..2132.
