% heyawake 17 by ?, http://www.janko.at/Raetsel/Heyawake/017.a.htm
heyawake
medium-
10 10
+---+---+---+-+-----+
|...|...|...|2|.....|
|...|...|...|.|.....|
|...|...|...|.|.....|
+---+...+---+.+-----+
|...|...|...|.|1....|
+---+---+---+-+-+---+
|...|...|1..|...|...|
|...|...|...+---+...|
|...|...|...|0..|...|
+---+---+---+---+---+
|...|...|...|...|2..|
|...+---+...|...|...|
|...|...|...|...|...|
+---+-+-+---+---+---+
|2....|.|...|...|...|
+-----+.+---+...+---+
|2....|.|...|...|1..|
|.....|.|...|...|...|
|.....|.|...|...|...|
+-----+-+---+---+---+
