% slitherlink 623 by Luke Pebody, http://www.janko.at/Raetsel/Slitherlink/623.a.htm
slitherlink
easy+
10 10
2....22333
2..212.1.1
220...21.2
.....13.22
..21.3...2
1..32..310
.321.....0
.2..20.2.2
...22.13..
..1...3.2.
