% heyawake 18 by ?, http://www.janko.at/Raetsel/Heyawake/018.a.htm
heyawake
easy+
10 10
+-+-----+-+---------+
|.|3....|.|2........|
|.|.....|.+-----+---+
|.|.....|.|.....|2..|
|.|.....|.|.....|...|
|.|.....|.|.....|...|
+-+-+---+.+-+---+---+
|2..|...|.|.|2..|2..|
|...|...|.|.|...|...|
|...|...|.|.|...|...|
|...+---+-+-+---+...|
|...|...|.|3|...|...|
|...|...|.|.|...|...|
|...|...|.|.|...|...|
+---+---+-+.+---+-+-+
|2..|.....|.|.....|2|
|...|.....|.|.....|.|
|...|.....|.|.....|.|
+---+-----+.|.....|.|
|1........|.|.....|.|
+---------+-+-----+-+
