% heyawake 156 by Halflength Sleeve, http://www.janko.at/Raetsel/Heyawake/156.a.htm
heyawake
medium
24 14
+---+---+-----+-----+-+-----+---+-------+-+-----+
|1..|2..|1....|.....|0|.....|...|4......|2|.....|
|...|...|.....|.....|.|.....|...|.......|.|.....|
|...|...|.....|.....|.|.....|...|.......|.|.....|
+---+---+-----+-----+.|.....|...|.......|.+-----+
|3..|0..|.....|3....|.|.....|...|.......|.|.....|
|...|...|.....|.....|.+-----+-+-+---+-+-+-+-----+
|...|...|.....|.....|.|.....|.|0....|.|...|3....|
|...|...+-----+-+---+-+-+---+.|.....|.|...|.....|
|...|...|4....|.|.......|...|.|.....|.|...|.....|
+---+---+.....|.|.......|...+-+-+---+-+---+-----+
|2..|...|.....|.|.......|...|...|.....|3........|
|...|...|.....|.|.......|...|...|.....|.........|
|...|...|.....|.|.......|...|...|.....|.........|
|...+---+---+-+-+-+-----+---+...+-----+.........|
|...|3......|2....|3........|...|.....|.........|
+---+.......|.....+---------+-+-+-----+-----+---+
|...|.......|.....|6..........|3......|4....|2..|
+---+-+-+---+-----+...........|.......|.....|...|
|.....|0|.........|...........|.......|.....|...|
|.....|.|.........|...........|.......|.....|...|
|.....|.|.........|...........|.......|.....|...|
|.....|.+---+---+-+---+-----+-+---+---+---+-+-+-+
|.....|.|...|2..|4....|2....|2....|4......|2..|2|
+-----+-+...|...|.....|.....|.....|.......|...|.|
|3......|...|...|.....|.....|.....|.......|...|.|
|.......|...|...|.....|.....|.....|.......|...|.|
|.......|...|...|.....|.....|.....|.......|...|.|
+-------+---+---+-----+-----+-----+-------+---+-+
