% heyawake 138 by Halflength Sleeve, http://www.janko.at/Raetsel/Heyawake/138.a.htm
heyawake
medium
24 14
+-------+---------+---------+---+-----+---+-----+
|3......|3........|5........|3..|4....|2..|2....|
|.......+---+-----+.........|...|.....|...|.....|
|.......|3..|.....|.........|...|.....|...|.....|
+-------+...|.....|.........|...|.....+---+-----+
|3......|...|.....|.........|...|.....|4........|
|.......|...+-----+---+-----+...+-----+.........|
|.......|...|0....|...|.....|...|.....|.........|
|.......|...|.....|...|.....|...|.....|.........|
|.......|...|.....|...|.....|...|.....|.........|
+---+-+-+---+-----+---+-----+---+.....+---+---+-+
|...|.|4....|.........|5....|...|.....|...|2..|1|
|...|.|.....|.........|.....|...+-----+...|...|.|
|...|.|.....|.........|.....|...|.....|...|...|.|
|...|.|.....|.........|.....|...+-----+---+...|.|
|...|.|.....|.........|.....|...|0....|...|...|.|
+---+-+-----+---------+-----+---+.....|...+---+-+
|5..........................|3..|.....|...|2..|1|
+---+-------+-----+---------+...+---+-+---+...|.|
|...|2......|3....|5........|...|3..|5....|...|.|
|...|.......|.....|.........|...|...|.....|...|.|
|...|.......|.....|.........|...|...|.....|...|.|
|...|.......|.....|.........|...|...|.....+---+-+
|...|.......|.....|.........|...|...|.....|.....|
+---+-----+-+-----+-+-----+-+---+...|.....|.....|
|2..|.....|3........|3....|0....|...|.....|.....|
|...|.....|.........|.....|.....|...+-----+-----+
|...|.....|.........|.....|.....|...|2..........|
+---+-----+---------+-----+-----+---+-----------+
