% slitherlink 465 by Otto Janko, http://www.janko.at/Raetsel/Slitherlink/465.a.htm
slitherlink
medium-
10 10
.23....21.
2..2..2..0
0...23...2
.3...1..2.
0.22...1..
..0...30.2
.3..3...3.
3...13...3
1..2..2..1
.02....13.
