% slitherlink 291 by Hirofumi Fujiwara, http://www.janko.at/Raetsel/Slitherlink/291.a.htm
slitherlink
medium-
14 10
.33.3.201.233.
.0.1.....1..0.
1.2.3.01...32.
..31.1...1..1.
.2..3..3...1.2
.210..0.1.3.33
3...3.2...3...
..1..3.....0.1
.1.3.1..3.3.3.
31...23.1....3
