% slitherlink 676 by Luke Pebody, http://www.janko.at/Raetsel/Slitherlink/676.a.htm
slitherlink
medium-
10 10
...2213.3.
..3...31.1
.2.132..32
.2........
23.3.311.3
2.2.......
3..23.221.
2213.11..3
23.2.3.202
.2.3......
