% slitherlink 685 by Grant Fikes, http://www.janko.at/Raetsel/Slitherlink/685.a.htm
slitherlink
easy+
10 10
...1..3.2.
02..33..0.
..0....1..
0..3.13..3
.1.0....1.
.1....0.2.
3..12.3..3
..2....2..
.3..11..21
.3.1..0...
