Sudoku: Difference between revisions
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=={{header|OCaml}}==
uses the library [http://ocamlgraph.lri.fr/index.en.html ocamlgraph]
<lang ocaml>(* Ocamlgraph demo program: solving the Sudoku puzzle using graph coloring
Copyright 2004-2007 Sylvain Conchon, Jean-Christophe Filliatre, Julien Signoles
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