% slitherlink 252 by Warai Kamosika, http://www.janko.at/Raetsel/Slitherlink/252.a.htm
slitherlink
medium-
10 10
2.1.3.2.01
211.1.3.2.
...2....31
02.23122..
...1..0.22
11.1..2...
..20122.33
21....2...
.3.3.2.323
01.1.3.3.3
