% slitherlink 66 by Hirofumi Fujiwara, http://www.janko.at/Raetsel/Slitherlink/066.a.htm
slitherlink
medium-
10 10
.....1..32
1.31.12.0.
.3.23..2.1
1..11..12.
3.2.3.2.3.
.3....3...
1..31.1...
..3.1.3.13
.0.1..0...
.3.32..33.
