% slitherlink 743 by Mokuani, http://www.janko.at/Raetsel/Slitherlink/743.a.htm
slitherlink
medium-
9 9
0.3.0.3.0
.........
3.3.3.3.1
.........
0.3.3.3.3
.........
2.3.0.3.0
.........
3.3.3.3.3
