% yajilin 12 by Palmer Mebane, http://www.janko.at/Raetsel/Yajilin/012.a.htm
yajilin
medium
10 10
................1v0v
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......1<....2v....2<
..........1^........
....2^....1<........
......2^............
..........1v......3<
..2^................
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