% slitherlink 783 by Tom Collyer, http://www.janko.at/Raetsel/Slitherlink/783.a.htm
slitherlink
medium-
10 10
.2.1..3.1.
3..213...1
.1.....0..
0.3..0...2
...3...22.
.12...3...
1...0..2.0
..0.....1.
3...232..2
.3.3..2.3.
