% slitherlink 487 by Hobbit's Room, http://www.janko.at/Raetsel/Slitherlink/487.a.htm
slitherlink
medium-
10 10
3...21...2
.233..213.
..........
11.1333.32
..2....2..
..1....3..
30.1023.32
..........
.313..113.
1...01...2
