% slitherlink 496 by Hobbit's Room, http://www.janko.at/Raetsel/Slitherlink/496.a.htm
slitherlink
medium-
10 10
.1..12..0.
22.0..1.21
..........
.0..11..3.
3..0..1..1
2..2..1..3
.1..33..3.
..........
33.3..0.22
.2..13..2.
