scip_solvingstats.h

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/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
/*                                                                           */
/*                  This file is part of the program and library             */
/*         SCIP --- Solving Constraint Integer Programs                      */
/*                                                                           */
/*    Copyright (C) 2002-2021 Konrad-Zuse-Zentrum                            */
/*                            fuer Informationstechnik Berlin                */
/*                                                                           */
/*  SCIP is distributed under the terms of the ZIB Academic License.         */
/*                                                                           */
/*  You should have received a copy of the ZIB Academic License              */
/*  along with SCIP; see the file COPYING. If not visit scipopt.org.         */
/*                                                                           */
/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */

/**@file   scip_solvingstats.h
 * @ingroup PUBLICCOREAPI
 * @brief  public methods for querying solving statistics
 * @author Tobias Achterberg
 * @author Timo Berthold
 * @author Thorsten Koch
 * @author Alexander Martin
 * @author Marc Pfetsch
 * @author Kati Wolter
 * @author Gregor Hendel
 * @author Leona Gottwald
 */

/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/

#ifndef __SCIP_SCIP_SOLVINGSTATS_H__
#define __SCIP_SCIP_SOLVINGSTATS_H__


#include "scip/def.h"
#include "scip/type_history.h"
#include "scip/type_message.h"
#include "scip/type_retcode.h"
#include "scip/type_scip.h"

#ifdef __cplusplus
extern "C" {
#endif

/**@addtogroup PublicSolvingStatsMethods
 *
 * @{
 */

/** gets number of branch and bound runs performed, including the current run
 *
 *  @return the number of branch and bound runs performed, including the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
int SCIPgetNRuns(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of reoptimization runs performed, including the current run
 *
 *  @return the number of reoptimization runs performed, including the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
int SCIPgetNReoptRuns(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** add given number to the number of processed nodes in current run and in all runs, including the focus node
 *
 *  @return the number of processed nodes in current run, including the focus node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
void SCIPaddNNodes(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_Longint          nnodes              /**< number of processed nodes to add to the statistics */
   );

/** gets number of processed nodes in current run, including the focus node
 *
 *  @return the number of processed nodes in current run, including the focus node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNodes(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of processed nodes in all runs, including the focus node
 *
 *  @return the total number of processed nodes in all runs, including the focus node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNTotalNodes(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of leaf nodes processed with feasible relaxation solution
 *
 * @return number of leaf nodes processed with feasible relaxation solution
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNFeasibleLeaves(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of infeasible leaf nodes processed
 *
 * @return number of infeasible leaf nodes processed
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNInfeasibleLeaves(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of processed leaf nodes that hit LP objective limit
 *
 * @return number of processed leaf nodes that hit LP objective limit
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNObjlimLeaves(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of global bound changes
 *
 * @return number of global bound changes
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
int SCIPgetNRootboundChgs(
   SCIP*                 scip                /**< Scip data structure */
   );

/** gets number of global bound changes applied in the current run
 *
 * @return number of global bound changes
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
int SCIPgetNRootboundChgsRun(
   SCIP*                 scip                /**< Scip data structure */
   );

/** gets number of times a selected node was from a cut off subtree
 *
 *  @return number of times a selected node was from a cut off subtree
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDelayedCutoffs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of LPs solved so far
 *
 *  @return the total number of LPs solved so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of iterations used so far in primal and dual simplex and barrier algorithm
 *
 *  @return the total number of iterations used so far in primal and dual simplex and barrier algorithm
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of active non-zeros in the current transformed problem
 *
 *  @return the number of active non-zeros in the current transformed problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNZs(
   SCIP*                 scip                /**< SCIP data structure */
   );


/** gets total number of iterations used so far in primal and dual simplex and barrier algorithm for the root node
 *
 *  @return the total number of iterations used so far in primal and dual simplex and barrier algorithm for the root node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNRootLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of iterations used in primal and dual simplex and barrier algorithm for the first LP at the root
 *  node
 *
 *  @return the total number of iterations used in primal and dual simplex and barrier algorithm for the first root LP
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNRootFirstLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of primal LPs solved so far
 *
 *  @return the total number of primal LPs solved so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNPrimalLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of iterations used so far in primal simplex
 *
 *  @return total number of iterations used so far in primal simplex
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNPrimalLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of dual LPs solved so far
 *
 *  @return the total number of dual LPs solved so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDualLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of iterations used so far in dual simplex
 *
 *  @return the total number of iterations used so far in dual simplex
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDualLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of barrier LPs solved so far
 *
 *  @return the total number of barrier LPs solved so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNBarrierLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of iterations used so far in barrier algorithm
 *
 *  @return the total number of iterations used so far in barrier algorithm
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNBarrierLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of LPs solved so far that were resolved from an advanced start basis
 *
 *  @return the total number of LPs solved so far that were resolved from an advanced start basis
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNResolveLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far in primal and dual simplex calls where an advanced start basis
 *  was available
 *
 *  @return the total number of simplex iterations used so far in primal and dual simplex calls where an advanced start
 *          basis was available
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNResolveLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of primal LPs solved so far that were resolved from an advanced start basis
 *
 *  @return the total number of primal LPs solved so far that were resolved from an advanced start basis
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNPrimalResolveLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far in primal simplex calls where an advanced start basis
 *  was available
 *
 *  @return the total number of simplex iterations used so far in primal simplex calls where an advanced start
 *          basis was available
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNPrimalResolveLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of dual LPs solved so far that were resolved from an advanced start basis
 *
 *  @return the total number of dual LPs solved so far that were resolved from an advanced start basis
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDualResolveLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far in dual simplex calls where an advanced start basis
 *  was available
 *
 *  @return the total number of simplex iterations used so far in dual simplex calls where an advanced start
 *          basis was available
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDualResolveLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of LPs solved so far for node relaxations
 *
 *  @return the total number of LPs solved so far for node relaxations
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNodeLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of LPs solved in 0 iterations for node relaxations
 *
 *  @return the total number of LPs solved with 0 iteratins for node relaxations
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNodeZeroIterationLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far for node relaxations
 *
 *  @return the total number of simplex iterations used so far for node relaxations
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNodeLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of LPs solved so far for initial LP in node relaxations
 *
 *  @return the total number of LPs solved so far for initial LP in node relaxations
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNodeInitLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far for initial LP in node relaxations
 *
 *  @return the total number of simplex iterations used so far for initial LP in node relaxations
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNNodeInitLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of LPs solved so far during diving and probing
 *
 *  @return total number of LPs solved so far during diving and probing
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDivingLPs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far during diving and probing
 *
 *  @return the total number of simplex iterations used so far during diving and probing
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNDivingLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of times, strong branching was called (each call represents solving two LPs)
 *
 *  @return the total number of times, strong branching was called (each call represents solving two LPs)
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNStrongbranchs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far in strong branching
 *
 *  @return the total number of simplex iterations used so far in strong branching
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNStrongbranchLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of times, strong branching was called at the root node (each call represents solving two LPs)
 *
 *  @return the total number of times, strong branching was called at the root node (each call represents solving two LPs)
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNRootStrongbranchs(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of simplex iterations used so far in strong branching at the root node
 *
 *  @return the total number of simplex iterations used so far in strong branching at the root node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNRootStrongbranchLPIterations(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of pricing rounds performed so far at the current node
 *
 *  @return the number of pricing rounds performed so far at the current node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 */
SCIP_EXPORT
int SCIPgetNPriceRounds(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get current number of variables in the pricing store
 *
 *  @return the current number of variables in the pricing store
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNPricevars(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of pricing variables found so far
 *
 *  @return the total number of pricing variables found so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNPricevarsFound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of pricing variables applied to the LPs
 *
 *  @return the total number of pricing variables applied to the LPs
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNPricevarsApplied(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of separation rounds performed so far at the current node
 *
 *  @return the number of separation rounds performed so far at the current node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 */
SCIP_EXPORT
int SCIPgetNSepaRounds(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of cuts found so far
 *
 *  @return the total number of cuts found so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNCutsFound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get number of cuts found so far in current separation round
 *
 *  @return the number of cuts found so far in current separation round
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNCutsFoundRound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of cuts applied to the LPs
 *
 *  @return the total number of cuts applied to the LPs
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNCutsApplied(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of constraints found in conflict analysis (conflict and reconvergence constraints)
 *
 *  @return the total number of constraints found in conflict analysis (conflict and reconvergence constraints)
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNConflictConssFound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get number of conflict constraints found so far at the current node
 *
 *  @return the number of conflict constraints found so far at the current node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
int SCIPgetNConflictConssFoundNode(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of conflict constraints added to the problem
 *
 *  @return the total number of conflict constraints added to the problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNConflictConssApplied(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** get total number of dual proof constraints added to the problem
 *
 *  @return the total number of dual proof constraints added to the problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNConflictDualproofsApplied(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets maximal depth of all processed nodes in current branch and bound run (excluding probing nodes)
 *
 *  @return the maximal depth of all processed nodes in current branch and bound run (excluding probing nodes)
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
int SCIPgetMaxDepth(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets maximal depth of all processed nodes over all branch and bound runs
 *
 *  @return the maximal depth of all processed nodes over all branch and bound runs
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
int SCIPgetMaxTotalDepth(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of backtracks, i.e. number of times, the new node was selected from the leaves queue
 *
 *  @return the total number of backtracks, i.e. number of times, the new node was selected from the leaves queue
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNBacktracks(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of active constraints at the current node
 *
 *  @return the total number of active constraints at the current node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 */
SCIP_EXPORT
int SCIPgetNActiveConss(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets total number of enabled constraints at the current node
 *
 *  @return the total number of enabled constraints at the current node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 */
SCIP_EXPORT
int SCIPgetNEnabledConss(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets average dual bound of all unprocessed nodes for original problem */
SCIP_EXPORT
SCIP_Real SCIPgetAvgDualbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets average lower (dual) bound of all unprocessed nodes in transformed problem
 *
 *  @return the average lower (dual) bound of all unprocessed nodes in transformed problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgLowerbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets global dual bound
 *
 *  @return the global dual bound
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetDualbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets global lower (dual) bound in transformed problem
 *
 *  @return the global lower (dual) bound in transformed problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetLowerbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets dual bound of the root node for the original problem
 *
 *  @return the dual bound of the root node for the original problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetDualboundRoot(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets lower (dual) bound in transformed problem of the root node
 *
 *  @return the lower (dual) bound in transformed problem of the root node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetLowerboundRoot(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets dual bound for the original problem obtained by the first LP solve at the root node
 *
 *  @return the dual bound for the original problem of the first LP solve at the root node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetFirstLPDualboundRoot(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets lower (dual) bound in transformed problem obtained by the first LP solve at the root node
 *
 *  @return the lower (dual) bound in transformed problem obtained by first LP solve at the root node
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetFirstLPLowerboundRoot(
   SCIP*                 scip                /**< SCIP data structure */
   );


/** the primal bound of the very first solution */
SCIP_EXPORT
SCIP_Real SCIPgetFirstPrimalBound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets global primal bound (objective value of best solution or user objective limit) for the original problem
 *
 *  @return the global primal bound (objective value of best solution or user objective limit) for the original problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Real SCIPgetPrimalbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets global upper (primal) bound in transformed problem (objective value of best solution or user objective limit)
 *
 *  @return the global upper (primal) bound in transformed problem (objective value of best solution or user objective limit)
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Real SCIPgetUpperbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets global cutoff bound in transformed problem: a sub problem with lower bound larger than the cutoff
 *  cannot contain a better feasible solution; usually, this bound is equal to the upper bound, but if the
 *  objective value is always integral, the cutoff bound is (nearly) one less than the upper bound;
 *  additionally, due to objective function domain propagation, the cutoff bound can be further reduced
 *
 *  @return global cutoff bound in transformed problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Real SCIPgetCutoffbound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** updates the cutoff bound
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @note using this method in the solving stage can lead to an erroneous SCIP solving status; in particular,
 *        if a solution not respecting the cutoff bound was found before installing a cutoff bound which
 *        renders the remaining problem infeasible, this solution may be reported as optimal
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *
 *  @note the given cutoff bound has to better or equal to known one (SCIPgetCutoffbound())
 */
SCIP_EXPORT
SCIP_RETCODE SCIPupdateCutoffbound(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_Real             cutoffbound         /**< new cutoff bound */
   );

/** returns whether the current primal bound is justified with a feasible primal solution; if not, the primal bound
 *  was set from the user as objective limit
 *
 *  @return TRUE if the current primal bound is justified with a feasible primal solution, otherwise FALSE
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Bool SCIPisPrimalboundSol(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets current gap |(primalbound - dualbound)/min(|primalbound|,|dualbound|)| if both bounds have same sign,
 *  or infinity, if they have opposite sign
 *
 *  @return the current gap |(primalbound - dualbound)/min(|primalbound|,|dualbound|)| if both bounds have same sign,
 *  or infinity, if they have opposite sign
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetGap(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets current gap |(upperbound - lowerbound)/min(|upperbound|,|lowerbound|)| in transformed problem if both bounds
 *  have same sign, or infinity, if they have opposite sign
 *
 *  @return current gap |(upperbound - lowerbound)/min(|upperbound|,|lowerbound|)| in transformed problem if both bounds
 *  have same sign, or infinity, if they have opposite sign
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetTransGap(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of feasible primal solutions found so far
 *
 *  @return the number of feasible primal solutions found so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNSolsFound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of feasible primal solutions respecting the objective limit found so far
 *
 *  @return the number of feasible primal solutions respecting the objective limit found so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INIT
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNLimSolsFound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets number of feasible primal solutions found so far, that improved the primal bound at the time they were found
 *
 *  @return the number of feasible primal solutions found so far, that improved the primal bound at the time they were found
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 */
SCIP_EXPORT
SCIP_Longint SCIPgetNBestSolsFound(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average pseudo cost value for the given direction over all variables
 *
 *  @return the average pseudo cost value for the given direction over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgPseudocost(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_Real             solvaldelta         /**< difference of variable's new LP value - old LP value */
   );

/** gets the average pseudo cost value for the given direction over all variables,
 *  only using the pseudo cost information of the current run
 *
 *  @return the average pseudo cost value for the given direction over all variables,
 *  only using the pseudo cost information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgPseudocostCurrentRun(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_Real             solvaldelta         /**< difference of variable's new LP value - old LP value */
   );

/** gets the average number of pseudo cost updates for the given direction over all variables
 *
 *  @return the average number of pseudo cost updates for the given direction over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgPseudocostCount(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir                 /**< branching direction (downwards, or upwards) */
   );

/** gets the average number of pseudo cost updates for the given direction over all variables,
 *  only using the pseudo cost information of the current run
 *
 *  @return the average number of pseudo cost updates for the given direction over all variables,
 *  only using the pseudo cost information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgPseudocostCountCurrentRun(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir                 /**< branching direction (downwards, or upwards) */
   );

/** gets the number of pseudo cost updates for the given direction over all variables
 *
 *  @return the number of pseudo cost updates for the given direction over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetPseudocostCount(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir,                /**< branching direction (downwards, or upwards) */
   SCIP_Bool             onlycurrentrun      /**< use only history of current run? */
   );

/** gets the average pseudo cost score value over all variables, assuming a fractionality of 0.5
 *
 *  @return the average pseudo cost score value over all variables, assuming a fractionality of 0.5
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgPseudocostScore(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** returns the variance of pseudo costs for all variables in the requested direction
 *
 *  @return the variance of pseudo costs for all variables in the requested direction
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetPseudocostVariance(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        branchdir,          /**< the branching direction, up or down */
   SCIP_Bool             onlycurrentrun      /**< use only history of current run? */
   );

/** gets the average pseudo cost score value over all variables, assuming a fractionality of 0.5,
 *  only using the pseudo cost information of the current run
 *
 *  @return the average pseudo cost score value over all variables, assuming a fractionality of 0.5,
 *  only using the pseudo cost information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgPseudocostScoreCurrentRun(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average conflict score value over all variables */
SCIP_EXPORT
SCIP_Real SCIPgetAvgConflictScore(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average conflict score value over all variables, only using the conflict information of the current run
 *
 *  @return the average conflict score value over all variables, only using the conflict information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgConflictScoreCurrentRun(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average inference score value over all variables
 *
 *  @return the average inference score value over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgConflictlengthScore(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average conflictlength score value over all variables, only using the conflictlength information of the
 *  current run
 *
 *  @return the average conflictlength score value over all variables, only using the conflictlength information of the
 *          current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgConflictlengthScoreCurrentRun(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** returns the average number of inferences found after branching in given direction over all variables
 *
 *  @return the average number of inferences found after branching in given direction over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgInferences(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir                 /**< branching direction (downwards, or upwards) */
   );

/** returns the average number of inferences found after branching in given direction over all variables,
 *  only using the inference information of the current run
 *
 *  @return the average number of inferences found after branching in given direction over all variables,
 *          only using the inference information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgInferencesCurrentRun(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir                 /**< branching direction (downwards, or upwards) */
   );

/** gets the average inference score value over all variables
 *
 *  @return the average inference score value over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgInferenceScore(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average inference score value over all variables, only using the inference information of the
 *  current run
 *
 *  @return the average inference score value over all variables, only using the inference information of the
 *          current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgInferenceScoreCurrentRun(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** returns the average number of cutoffs found after branching in given direction over all variables
 *
 *  @return the average number of cutoffs found after branching in given direction over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgCutoffs(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir                 /**< branching direction (downwards, or upwards) */
   );

/** returns the average number of cutoffs found after branching in given direction over all variables,
 *  only using the cutoff information of the current run
 *
 *  @return the average number of cutoffs found after branching in given direction over all variables,
 *          only using the cutoff information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgCutoffsCurrentRun(
   SCIP*                 scip,               /**< SCIP data structure */
   SCIP_BRANCHDIR        dir                 /**< branching direction (downwards, or upwards) */
   );

/** gets the average cutoff score value over all variables
 *
 *  @return the average cutoff score value over all variables
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgCutoffScore(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets the average cutoff score value over all variables, only using the cutoff information of the current run
 *
 *  @return the average cutoff score value over all variables, only using the cutoff information of the current run
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetAvgCutoffScoreCurrentRun(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** gets deterministic time number of LPs solved so far
 *
 *  @return the total number of LPs solved so far
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_Real SCIPgetDeterministicTime(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** outputs original problem to file stream
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMING
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_RETCODE SCIPprintOrigProblem(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file,               /**< output file (or NULL for standard output) */
   const char*           extension,          /**< file format (or NULL for default CIP format)*/
   SCIP_Bool             genericnames        /**< using generic variable and constraint names? */
   );

/** outputs transformed problem of the current node to file stream
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *       - \ref SCIP_STAGE_FREETRANS
 */
SCIP_EXPORT
SCIP_RETCODE SCIPprintTransProblem(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file,               /**< output file (or NULL for standard output) */
   const char*           extension,          /**< file format (or NULL for default CIP format)*/
   SCIP_Bool             genericnames        /**< using generic variable and constraint names? */
   );

/** outputs status statistics
 *
 *  @note If limits have been changed between the solution and the call to this function, the status is recomputed and
 *        thus may to correspond to the original status.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INIT
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintStatusStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs timing statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintTimingStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs statistics for original problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintOrigProblemStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file (or NULL for standard output) */
   );

/** outputs statistics for transformed problem
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintTransProblemStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs presolver statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintPresolverStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs constraint statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintConstraintStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs constraint timing statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintConstraintTimingStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs propagator statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintPropagatorStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs conflict statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintConflictStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs separator statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintSeparatorStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs pricer statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintPricerStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs branching rule statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintBranchruleStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs heuristics statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintHeuristicStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs compression statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintCompressionStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs LP statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintLPStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs NLP statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintNLPStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs relaxator statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintRelaxatorStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs tree statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintTreeStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs root statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintRootStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs solution statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintSolutionStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs concurrent solver statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintConcsolverStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs Benders' decomposition statistics
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
void SCIPprintBendersStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file */
   );

/** outputs solving statistics
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @note If limits have been changed between the solution and the call to this function, the status is recomputed and
 *        thus may to correspond to the original status.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INIT
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_RETCODE SCIPprintStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file (or NULL for standard output) */
   );

/** outputs reoptimization statistics
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INIT
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_RETCODE SCIPprintReoptStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file (or NULL for standard output) */
   );

/** outputs history statistics about branchings on variables
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INIT
 *       - \ref SCIP_STAGE_PROBLEM
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
SCIP_RETCODE SCIPprintBranchingStatistics(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file                /**< output file (or NULL for standard output) */
   );

/** outputs node information display line
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_SOLVING
 */
SCIP_EXPORT
SCIP_RETCODE SCIPprintDisplayLine(
   SCIP*                 scip,               /**< SCIP data structure */
   FILE*                 file,               /**< output file (or NULL for standard output) */
   SCIP_VERBLEVEL        verblevel,          /**< minimal verbosity level to actually display the information line */
   SCIP_Bool             endline             /**< should the line be terminated with a newline symbol? */
   );

/** gets total number of implications between variables that are stored in the implication graph
 *
 *  @return the total number of implications between variables that are stored in the implication graph
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 */
SCIP_EXPORT
int SCIPgetNImplications(
   SCIP*                 scip                /**< SCIP data structure */
   );

/** stores conflict graph of binary variables' implications into a file, which can be used as input for the DOT tool
 *
 *  @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
 *          SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
 *
 *  @pre This method can be called if SCIP is in one of the following stages:
 *       - \ref SCIP_STAGE_TRANSFORMED
 *       - \ref SCIP_STAGE_INITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVING
 *       - \ref SCIP_STAGE_EXITPRESOLVE
 *       - \ref SCIP_STAGE_PRESOLVED
 *       - \ref SCIP_STAGE_INITSOLVE
 *       - \ref SCIP_STAGE_SOLVING
 *       - \ref SCIP_STAGE_SOLVED
 *       - \ref SCIP_STAGE_EXITSOLVE
 *
 *  @deprecated because binary implications are now stored as cliques
 */
SCIP_EXPORT
SCIP_RETCODE SCIPwriteImplicationConflictGraph(
   SCIP*                 scip,               /**< SCIP data structure */
   const char*           filename            /**< file name, or NULL for stdout */
   );


/** update statistical information when a new solution was found */
SCIP_EXPORT
void SCIPstoreSolutionGap(
   SCIP*                 scip                /**< SCIP data structure */
   );

/**@} */

#ifdef __cplusplus
}
#endif

#endif