I post new added information on my essay:
Algorithm for identification of the XY wing from the Sudoku grid.
The site is : http://www.sudoku.org.uk/discus/messages/2/3823.html?1175457725
IUSUT MIHAIL
Algorithm XY wing:new added information
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Algorithm XY wing:new added information
by IUSUT » Sun Apr 01, 2007 11:10 pm
- IUSUT
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