% slitherlink 102 by Oleg Andrushko, http://www.janko.at/Raetsel/Slitherlink/102.a.htm
slitherlink
hard-
10 10
23.2.2.121
2..2...2..
..231....2
.2..0..2.2
.22...13..
2.0...2122
.12...2...
.....3...1
1.1....02.
1.2213322.
