% slitherlink 103 by Oleg Andrushko, http://www.janko.at/Raetsel/Slitherlink/103.a.htm
slitherlink
very hard
10 10
.11.1....1
.11..1111.
.11...11.1
11..1..1.1
111..1111.
..1..1..1.
.1.1...11.
.111.11...
11..111111
...11...1.
