% slitherlink 94 by Hirofumi Fujiwara, http://www.janko.at/Raetsel/Slitherlink/094.a.htm
slitherlink
very hard
16 12
3...3.33....1.1.
1.11.2...213..3.
.3.2...2.....1.3
2..3.1.0..31.1.2
.1.2..2..3.2....
.33..31.1...2.1.
...22...1..3.3..
.31..1..3...1.1.
...12.3.21....1.
21..3..2......3.
3.3.21..2.13021.
2..1...32....2.1
