% slitherlink 140 by Oleg Andrushko, http://www.janko.at/Raetsel/Slitherlink/140.a.htm
slitherlink
medium
18 10
.33.2013..3321.20.
.1..............3.
3.0...3.20.1...1.2
2..2.31....32.3..2
3..3.1..21..2.2..2
2..2.1..22..0.1..2
2..1.32....32.3..3
0.3...1.20.0...1.2
.2..............1.
.23.2023..3320.32.
