% slitherlink 713 by Grant Fikes, http://www.janko.at/Raetsel/Slitherlink/713.a.htm
slitherlink
easy+
10 10
2320..1111
..........
.013..2333
.2........
....03.0.0
2.2.12....
........0.
1110..132.
..........
3333..2010
