% heyawake 123 by Halflength Sleeve, http://www.janko.at/Raetsel/Heyawake/123.a.htm
heyawake
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+---+---+.....+-----+---+-+-+-+-----+
|...|...|.....|3....|...|2..|2......|
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+---+---+-----+-----+---+---+-------+
