% heyawake 99 by Halflength Sleeve, http://www.janko.at/Raetsel/Heyawake/099.a.htm
heyawake
very hard
36 20
+-+---+-+-----+---+---+-------+---+-----+-----+-----+---+-----+---+-+---+
|2|...|2|3....|...|2..|2......|6..|2....|4....|1....|...|6....|1..|1|4..|
|.|...|.|.....|...|...|.......|...|.....|.....+-----+...|.....|...|.|...|
|.|...|.|.....|...|...|.......|...|.....|.....|2....|...|.....|...|.|...|
|.|...|.|.....+---+---+-+-----+...|.....|.....|.....|...|.....|...|.|...|
|.|...|.|.....|0..|.....|.....|...|.....|.....|.....|...|.....|...|.|...|
|.+---+-+-----+...|.....|.....|...+-----+-----+-----+---+.....+---+-+...|
|.|3....|6....|...|.....|.....|...|5....|7....|.....|3..|.....|3....|...|
|.|.....|.....|...|.....+-----+...|.....|.....|.....|...|.....|.....|...|
|.|.....|.....|...|.....|0....|...|.....|.....|.....|...|.....|.....|...|
+-+-----+.....+---+-----+-----+...|.....|.....|.....|...|.....|.....|...|
|3......|.....|...|3....|2....|...|.....|.....|.....|...|.....|.....|...|
|.......|.....|...|.....|.....|...+-----+.....+-----+---+-+---+-----+---+
|.......|.....|...|.....|.....|...|.....|.....|2....|4....|4............|
|.......|.....|...|.....|.....|...|.....|.....+-----+.....+---+-----+---+
|.......|.....|...|.....|.....|...|.....|.....|.....|.....|...|.....|2..|
+-----+-+-----+...+-----+-----+---+-+---+.....|.....|.....|...|.....|...|
|2....|3......|...|3....|.....|4....|1..|.....|.....|.....|...|.....|...|
|.....|.......|...|.....|.....|.....|...|.....|.....|.....|...+-----+...|
|.....|.......|...|.....|.....|.....|...|.....|.....|.....|...|0....|...|
+-----+-----+-+---+-----+-+---+.....+---+-----+---+-+-+---+...|.....|...|
|...........|6....|.....|3|...|.....|...|1....|3..|...|...|...|.....|...|
|...........|.....|.....|.|...+-----+...|.....|...|...|...|...+-----+---+
|...........|.....|.....|.|...|.....|...|.....|...|...|...|...|.....|2..|
+---+-------+.....|.....|.|...|.....+---+-----+...|...+---+---+.....|...|
|0..|.......|.....|.....|.|...|.....|...|3....|...|...|2......|.....|...|
|...+-------+.....|.....|.|...+-----+...|.....|...+---+.......+-----+...|
|...|4......|.....|.....|.|...|0....|...|.....|...|...|.......|2....|...|
|...|.......|.....|.....|.+---+-----+---+-----+---+---+-+-----+-+---+---+
|...|.......|.....|.....|.|3..|.....|...|1....|3..|3....|3......|.......|
+---+.......|.....+-----+-+...|.....|...|.....|...|.....|.......|.......|
|...|.......|.....|2......|...|.....|...|.....|...|.....|.......|.......|
+---+---+---+-+---+---+---+...|.....+---+-----+...|.....|.......|.......|
|3..|2..|3..|1|...|...|3..|...|.....|...|3....|...|.....|.......|.......|
|...|...|...|.|...|...|...|...+-----+...|.....|...+-----+-------+-+-----+
|...|...|...|.|...|...|...|...|0....|...|.....|...|2....|.......|2|.....|
|...|...|...|.+---+---+...+---+-+---+---+-----+---+.....+-------+.+-----+
|...|...|...|.|2......|...|...|.|...|2..|3........|.....|.......|.|2....|
|...|...+---+.|.......|...|...|.|...|...|.........+-----+.......|.|.....|
|...|...|...|.|.......|...|...|.|...|...|.........|1....|.......|.|.....|
+---+---+---+-+-------+---+---+-+---+---+---------+-----+-------+-+-----+
