CbcBranchAllDifferent.hpp

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// $Id$
// Copyright (C) 2004, International Business Machines
// Corporation and others.  All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).
 
// Edwin 11/13/2009-- carved out of CbcBranchCut
 
#ifndef CbcBranchAllDifferent_H
#define CbcBranchAllDifferent_H
 
#include "CbcBranchBase.hpp"
#include "OsiRowCut.hpp"
#include "CoinPackedMatrix.hpp"
#include "CbcBranchCut.hpp"

 
class CbcBranchAllDifferent : public CbcBranchCut {
 
public:
  // Default Constructor
  CbcBranchAllDifferent();

  CbcBranchAllDifferent(CbcModel *model, int number, const int *which);
 
  // Copy constructor
  CbcBranchAllDifferent(const CbcBranchAllDifferent &);

  virtual CbcObject *clone() const;
 
  // Assignment operator
  CbcBranchAllDifferent &operator=(const CbcBranchAllDifferent &rhs);
 
  // Destructor
  ~CbcBranchAllDifferent();

  virtual double infeasibility(const OsiBranchingInformation *info,
    int &preferredWay) const;

  virtual CbcBranchingObject *createCbcBranch(OsiSolverInterface *solver, const OsiBranchingInformation *info, int way);
 
protected:

  int numberInSet_;
  int *which_;
};
#endif
 
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