% heyawake 131 by Halflength Sleeve, http://www.janko.at/Raetsel/Heyawake/131.a.htm
heyawake
easy+
10 10
+---+---------+-----+
|1..|2........|.....|
|...+-+-------+-----+
|...|3|3......|3....|
+---+.|.......|.....|
|...|.|.......|.....|
|...|.|.......|.....|
|...|.|.......|.....|
+---+.+-------+-----+
|...|.|5......|2....|
|...|.|.......+-----+
|...|.|.......|3....|
+---+-+.......|.....|
|3....|.......|.....|
|.....|.......|.....|
|.....|.......|.....|
+-----+---+---+.....|
|2....|...|...|.....|
|.....|...|...+-----+
|.....|...|...|.....|
+-----+---+---+-----+
