% slitherlink 246 by Warai Kamosika, http://www.janko.at/Raetsel/Slitherlink/246.a.htm
slitherlink
medium-
18 10
.2.23222..21.22313
2.211.1.2.113..3.3
3223..0112..12.31.
2.1.23211232332222
3...30.22210.11.2.
.1.22.32131.32...2
21123222220122.2.2
.22.20..3123..1222
2.1..231.1.2.323.1
33333.12..23222.2.
