% slitherlink 149 by Oleg Andrushko, http://www.janko.at/Raetsel/Slitherlink/149.a.htm
slitherlink
medium-
18 10
13.20.....31.20...
02.....30.31.....3
....20.32.....20.3
.13.22.....20.23..
.02.....20.23.....
.....21.11.....13.
..31.23.....33.13.
0.20.....21.10....
2.....21.20.....22
...33.22.....23.20
