%
%  Main authors:
%     Guido Tack <tack@gecode.org>
%
%  Copyright:
%     Guido Tack, 2007
%
%  Last modified:
%     $Date: 2009-09-09 01:42:03 +1000 (Wed, 09 Sep 2009) $ by $Author: schulte $
%     $Revision: 9689 $
%
%  This file is part of Gecode, the generic constraint
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predicate disjoint(var set of int: s1, var set of int: s2);