Scippy

SCIP

Solving Constraint Integer Programs

scip_solvingstats.h
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1/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
2/* */
3/* This file is part of the program and library */
4/* SCIP --- Solving Constraint Integer Programs */
5/* */
6/* Copyright (c) 2002-2024 Zuse Institute Berlin (ZIB) */
7/* */
8/* Licensed under the Apache License, Version 2.0 (the "License"); */
9/* you may not use this file except in compliance with the License. */
10/* You may obtain a copy of the License at */
11/* */
12/* http://www.apache.org/licenses/LICENSE-2.0 */
13/* */
14/* Unless required by applicable law or agreed to in writing, software */
15/* distributed under the License is distributed on an "AS IS" BASIS, */
16/* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. */
17/* See the License for the specific language governing permissions and */
18/* limitations under the License. */
19/* */
20/* You should have received a copy of the Apache-2.0 license */
21/* along with SCIP; see the file LICENSE. If not visit scipopt.org. */
22/* */
23/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
24
25/**@file scip_solvingstats.h
26 * @ingroup PUBLICCOREAPI
27 * @brief public methods for querying solving statistics
28 * @author Tobias Achterberg
29 * @author Timo Berthold
30 * @author Thorsten Koch
31 * @author Alexander Martin
32 * @author Marc Pfetsch
33 * @author Kati Wolter
34 * @author Gregor Hendel
35 * @author Leona Gottwald
36 */
37
38/*---+----1----+----2----+----3----+----4----+----5----+----6----+----7----+----8----+----9----+----0----+----1----+----2*/
39
40#ifndef __SCIP_SCIP_SOLVINGSTATS_H__
41#define __SCIP_SCIP_SOLVINGSTATS_H__
42
43
44#include "scip/def.h"
45#include "scip/type_history.h"
46#include "scip/type_message.h"
47#include "scip/type_retcode.h"
48#include "scip/type_scip.h"
49
50#ifdef __cplusplus
51extern "C" {
52#endif
53
54/**@addtogroup PublicSolvingStatsMethods
55 *
56 * @{
57 */
58
59/** gets number of branch and bound runs performed, including the current run
60 *
61 * @return the number of branch and bound runs performed, including the current run
62 *
63 * @pre This method can be called if SCIP is in one of the following stages:
64 * - \ref SCIP_STAGE_PROBLEM
65 * - \ref SCIP_STAGE_TRANSFORMING
66 * - \ref SCIP_STAGE_TRANSFORMED
67 * - \ref SCIP_STAGE_INITPRESOLVE
68 * - \ref SCIP_STAGE_PRESOLVING
69 * - \ref SCIP_STAGE_EXITPRESOLVE
70 * - \ref SCIP_STAGE_PRESOLVED
71 * - \ref SCIP_STAGE_INITSOLVE
72 * - \ref SCIP_STAGE_SOLVING
73 * - \ref SCIP_STAGE_SOLVED
74 * - \ref SCIP_STAGE_EXITSOLVE
75 * - \ref SCIP_STAGE_FREETRANS
76 */
77SCIP_EXPORT
78int SCIPgetNRuns(
79 SCIP* scip /**< SCIP data structure */
80 );
81
82/** gets number of reoptimization runs performed, including the current run
83 *
84 * @return the number of reoptimization runs performed, including the current run
85 *
86 * @pre This method can be called if SCIP is in one of the following stages:
87 * - \ref SCIP_STAGE_PROBLEM
88 * - \ref SCIP_STAGE_TRANSFORMING
89 * - \ref SCIP_STAGE_TRANSFORMED
90 * - \ref SCIP_STAGE_INITPRESOLVE
91 * - \ref SCIP_STAGE_PRESOLVING
92 * - \ref SCIP_STAGE_EXITPRESOLVE
93 * - \ref SCIP_STAGE_PRESOLVED
94 * - \ref SCIP_STAGE_INITSOLVE
95 * - \ref SCIP_STAGE_SOLVING
96 * - \ref SCIP_STAGE_SOLVED
97 * - \ref SCIP_STAGE_EXITSOLVE
98 * - \ref SCIP_STAGE_FREETRANS
99 */
100SCIP_EXPORT
102 SCIP* scip /**< SCIP data structure */
103 );
104
105/** add given number to the number of processed nodes in current run and in all runs, including the focus node
106 *
107 * @pre This method can be called if SCIP is in one of the following stages:
108 * - \ref SCIP_STAGE_PROBLEM
109 * - \ref SCIP_STAGE_TRANSFORMING
110 * - \ref SCIP_STAGE_TRANSFORMED
111 * - \ref SCIP_STAGE_INITPRESOLVE
112 * - \ref SCIP_STAGE_PRESOLVING
113 * - \ref SCIP_STAGE_EXITPRESOLVE
114 * - \ref SCIP_STAGE_PRESOLVED
115 * - \ref SCIP_STAGE_INITSOLVE
116 * - \ref SCIP_STAGE_SOLVING
117 * - \ref SCIP_STAGE_SOLVED
118 * - \ref SCIP_STAGE_EXITSOLVE
119 * - \ref SCIP_STAGE_FREETRANS
120 */
121SCIP_EXPORT
122void SCIPaddNNodes(
123 SCIP* scip, /**< SCIP data structure */
124 SCIP_Longint nnodes /**< number of processed nodes to add to the statistics */
125 );
126
127/** gets number of processed nodes in current run, including the focus node
128 *
129 * @return the number of processed nodes in current run, including the focus node
130 *
131 * @pre This method can be called if SCIP is in one of the following stages:
132 * - \ref SCIP_STAGE_PROBLEM
133 * - \ref SCIP_STAGE_TRANSFORMING
134 * - \ref SCIP_STAGE_TRANSFORMED
135 * - \ref SCIP_STAGE_INITPRESOLVE
136 * - \ref SCIP_STAGE_PRESOLVING
137 * - \ref SCIP_STAGE_EXITPRESOLVE
138 * - \ref SCIP_STAGE_PRESOLVED
139 * - \ref SCIP_STAGE_INITSOLVE
140 * - \ref SCIP_STAGE_SOLVING
141 * - \ref SCIP_STAGE_SOLVED
142 * - \ref SCIP_STAGE_EXITSOLVE
143 * - \ref SCIP_STAGE_FREETRANS
144 */
145SCIP_EXPORT
147 SCIP* scip /**< SCIP data structure */
148 );
149
150/** gets total number of processed nodes in all runs, including the focus node
151 *
152 * @return the total number of processed nodes in all runs, including the focus node
153 *
154 * @pre This method can be called if SCIP is in one of the following stages:
155 * - \ref SCIP_STAGE_PROBLEM
156 * - \ref SCIP_STAGE_TRANSFORMING
157 * - \ref SCIP_STAGE_TRANSFORMED
158 * - \ref SCIP_STAGE_INITPRESOLVE
159 * - \ref SCIP_STAGE_PRESOLVING
160 * - \ref SCIP_STAGE_EXITPRESOLVE
161 * - \ref SCIP_STAGE_PRESOLVED
162 * - \ref SCIP_STAGE_INITSOLVE
163 * - \ref SCIP_STAGE_SOLVING
164 * - \ref SCIP_STAGE_SOLVED
165 * - \ref SCIP_STAGE_EXITSOLVE
166 * - \ref SCIP_STAGE_FREETRANS
167 */
168SCIP_EXPORT
170 SCIP* scip /**< SCIP data structure */
171 );
172
173/** gets number of leaf nodes processed with feasible relaxation solution
174 *
175 * @return number of leaf nodes processed with feasible relaxation solution
176 *
177 * @pre This method can be called if SCIP is in one of the following stages:
178 * - \ref SCIP_STAGE_PROBLEM
179 * - \ref SCIP_STAGE_TRANSFORMING
180 * - \ref SCIP_STAGE_TRANSFORMED
181 * - \ref SCIP_STAGE_INITPRESOLVE
182 * - \ref SCIP_STAGE_PRESOLVING
183 * - \ref SCIP_STAGE_EXITPRESOLVE
184 * - \ref SCIP_STAGE_PRESOLVED
185 * - \ref SCIP_STAGE_INITSOLVE
186 * - \ref SCIP_STAGE_SOLVING
187 * - \ref SCIP_STAGE_SOLVED
188 * - \ref SCIP_STAGE_EXITSOLVE
189 * - \ref SCIP_STAGE_FREETRANS
190 */
191SCIP_EXPORT
193 SCIP* scip /**< SCIP data structure */
194 );
195
196/** gets number of infeasible leaf nodes processed
197 *
198 * @return number of infeasible leaf nodes processed
199 *
200 * @pre This method can be called if SCIP is in one of the following stages:
201 * - \ref SCIP_STAGE_PROBLEM
202 * - \ref SCIP_STAGE_TRANSFORMING
203 * - \ref SCIP_STAGE_TRANSFORMED
204 * - \ref SCIP_STAGE_INITPRESOLVE
205 * - \ref SCIP_STAGE_PRESOLVING
206 * - \ref SCIP_STAGE_EXITPRESOLVE
207 * - \ref SCIP_STAGE_PRESOLVED
208 * - \ref SCIP_STAGE_INITSOLVE
209 * - \ref SCIP_STAGE_SOLVING
210 * - \ref SCIP_STAGE_SOLVED
211 * - \ref SCIP_STAGE_EXITSOLVE
212 * - \ref SCIP_STAGE_FREETRANS
213 */
214SCIP_EXPORT
216 SCIP* scip /**< SCIP data structure */
217 );
218
219/** gets number of processed leaf nodes that hit LP objective limit
220 *
221 * @return number of processed leaf nodes that hit LP objective limit
222 *
223 * @pre This method can be called if SCIP is in one of the following stages:
224 * - \ref SCIP_STAGE_PROBLEM
225 * - \ref SCIP_STAGE_TRANSFORMING
226 * - \ref SCIP_STAGE_TRANSFORMED
227 * - \ref SCIP_STAGE_INITPRESOLVE
228 * - \ref SCIP_STAGE_PRESOLVING
229 * - \ref SCIP_STAGE_EXITPRESOLVE
230 * - \ref SCIP_STAGE_PRESOLVED
231 * - \ref SCIP_STAGE_INITSOLVE
232 * - \ref SCIP_STAGE_SOLVING
233 * - \ref SCIP_STAGE_SOLVED
234 * - \ref SCIP_STAGE_EXITSOLVE
235 * - \ref SCIP_STAGE_FREETRANS
236 */
237SCIP_EXPORT
239 SCIP* scip /**< SCIP data structure */
240 );
241
242/** gets number of global bound changes
243 *
244 * @return number of global bound changes
245 *
246 * @pre This method can be called if SCIP is in one of the following stages:
247 * - \ref SCIP_STAGE_PROBLEM
248 * - \ref SCIP_STAGE_TRANSFORMING
249 * - \ref SCIP_STAGE_TRANSFORMED
250 * - \ref SCIP_STAGE_INITPRESOLVE
251 * - \ref SCIP_STAGE_PRESOLVING
252 * - \ref SCIP_STAGE_EXITPRESOLVE
253 * - \ref SCIP_STAGE_PRESOLVED
254 * - \ref SCIP_STAGE_INITSOLVE
255 * - \ref SCIP_STAGE_SOLVING
256 * - \ref SCIP_STAGE_SOLVED
257 * - \ref SCIP_STAGE_EXITSOLVE
258 * - \ref SCIP_STAGE_FREETRANS
259 */
260SCIP_EXPORT
262 SCIP* scip /**< Scip data structure */
263 );
264
265/** gets number of global bound changes applied in the current run
266 *
267 * @return number of global bound changes
268 *
269 * @pre This method can be called if SCIP is in one of the following stages:
270 * - \ref SCIP_STAGE_PROBLEM
271 * - \ref SCIP_STAGE_TRANSFORMING
272 * - \ref SCIP_STAGE_TRANSFORMED
273 * - \ref SCIP_STAGE_INITPRESOLVE
274 * - \ref SCIP_STAGE_PRESOLVING
275 * - \ref SCIP_STAGE_EXITPRESOLVE
276 * - \ref SCIP_STAGE_PRESOLVED
277 * - \ref SCIP_STAGE_INITSOLVE
278 * - \ref SCIP_STAGE_SOLVING
279 * - \ref SCIP_STAGE_SOLVED
280 * - \ref SCIP_STAGE_EXITSOLVE
281 * - \ref SCIP_STAGE_FREETRANS
282 */
283SCIP_EXPORT
285 SCIP* scip /**< Scip data structure */
286 );
287
288/** gets number of times a selected node was from a cut off subtree
289 *
290 * @return number of times a selected node was from a cut off subtree
291 *
292 * @pre This method can be called if SCIP is in one of the following stages:
293 * - \ref SCIP_STAGE_PROBLEM
294 * - \ref SCIP_STAGE_TRANSFORMING
295 * - \ref SCIP_STAGE_TRANSFORMED
296 * - \ref SCIP_STAGE_INITPRESOLVE
297 * - \ref SCIP_STAGE_PRESOLVING
298 * - \ref SCIP_STAGE_EXITPRESOLVE
299 * - \ref SCIP_STAGE_PRESOLVED
300 * - \ref SCIP_STAGE_INITSOLVE
301 * - \ref SCIP_STAGE_SOLVING
302 * - \ref SCIP_STAGE_SOLVED
303 * - \ref SCIP_STAGE_EXITSOLVE
304 * - \ref SCIP_STAGE_FREETRANS
305 */
306SCIP_EXPORT
308 SCIP* scip /**< SCIP data structure */
309 );
310
311/** gets total number of LPs solved so far
312 *
313 * @return the total number of LPs solved so far
314 *
315 * @pre This method can be called if SCIP is in one of the following stages:
316 * - \ref SCIP_STAGE_PROBLEM
317 * - \ref SCIP_STAGE_TRANSFORMING
318 * - \ref SCIP_STAGE_TRANSFORMED
319 * - \ref SCIP_STAGE_INITPRESOLVE
320 * - \ref SCIP_STAGE_PRESOLVING
321 * - \ref SCIP_STAGE_EXITPRESOLVE
322 * - \ref SCIP_STAGE_PRESOLVED
323 * - \ref SCIP_STAGE_INITSOLVE
324 * - \ref SCIP_STAGE_SOLVING
325 * - \ref SCIP_STAGE_SOLVED
326 * - \ref SCIP_STAGE_EXITSOLVE
327 * - \ref SCIP_STAGE_FREETRANS
328 */
329SCIP_EXPORT
331 SCIP* scip /**< SCIP data structure */
332 );
333
334/** gets total number of iterations used so far in primal and dual simplex and barrier algorithm
335 *
336 * @return the total number of iterations used so far in primal and dual simplex and barrier algorithm
337 *
338 * @pre This method can be called if SCIP is in one of the following stages:
339 * - \ref SCIP_STAGE_PRESOLVING
340 * - \ref SCIP_STAGE_PRESOLVED
341 * - \ref SCIP_STAGE_SOLVING
342 * - \ref SCIP_STAGE_SOLVED
343 */
344SCIP_EXPORT
346 SCIP* scip /**< SCIP data structure */
347 );
348
349/** gets number of active non-zeros in the current transformed problem
350 *
351 * @return the number of active non-zeros in the current transformed problem
352 *
353 * @pre This method can be called if SCIP is in one of the following stages:
354 * - \ref SCIP_STAGE_PROBLEM
355 * - \ref SCIP_STAGE_TRANSFORMING
356 * - \ref SCIP_STAGE_TRANSFORMED
357 * - \ref SCIP_STAGE_INITPRESOLVE
358 * - \ref SCIP_STAGE_PRESOLVING
359 * - \ref SCIP_STAGE_EXITPRESOLVE
360 * - \ref SCIP_STAGE_PRESOLVED
361 * - \ref SCIP_STAGE_INITSOLVE
362 * - \ref SCIP_STAGE_SOLVING
363 * - \ref SCIP_STAGE_SOLVED
364 * - \ref SCIP_STAGE_EXITSOLVE
365 */
366SCIP_EXPORT
368 SCIP* scip /**< SCIP data structure */
369 );
370
371
372/** gets total number of iterations used so far in primal and dual simplex and barrier algorithm for the root node
373 *
374 * @return the total number of iterations used so far in primal and dual simplex and barrier algorithm for the root node
375 *
376 * @pre This method can be called if SCIP is in one of the following stages:
377 * - \ref SCIP_STAGE_PRESOLVED
378 * - \ref SCIP_STAGE_SOLVING
379 * - \ref SCIP_STAGE_SOLVED
380 */
381SCIP_EXPORT
383 SCIP* scip /**< SCIP data structure */
384 );
385
386/** gets total number of iterations used in primal and dual simplex and barrier algorithm for the first LP at the root
387 * node
388 *
389 * @return the total number of iterations used in primal and dual simplex and barrier algorithm for the first root LP
390 *
391 * @pre This method can be called if SCIP is in one of the following stages:
392 * - \ref SCIP_STAGE_PRESOLVED
393 * - \ref SCIP_STAGE_SOLVING
394 * - \ref SCIP_STAGE_SOLVED
395 */
396SCIP_EXPORT
398 SCIP* scip /**< SCIP data structure */
399 );
400
401/** gets total number of primal LPs solved so far
402 *
403 * @return the total number of primal LPs solved so far
404 *
405 * @pre This method can be called if SCIP is in one of the following stages:
406 * - \ref SCIP_STAGE_PRESOLVED
407 * - \ref SCIP_STAGE_SOLVING
408 * - \ref SCIP_STAGE_SOLVED
409 */
410SCIP_EXPORT
412 SCIP* scip /**< SCIP data structure */
413 );
414
415/** gets total number of iterations used so far in primal simplex
416 *
417 * @return total number of iterations used so far in primal simplex
418 *
419 * @pre This method can be called if SCIP is in one of the following stages:
420 * - \ref SCIP_STAGE_PRESOLVED
421 * - \ref SCIP_STAGE_SOLVING
422 * - \ref SCIP_STAGE_SOLVED
423 */
424SCIP_EXPORT
426 SCIP* scip /**< SCIP data structure */
427 );
428
429/** gets total number of dual LPs solved so far
430 *
431 * @return the total number of dual LPs solved so far
432 *
433 * @pre This method can be called if SCIP is in one of the following stages:
434 * - \ref SCIP_STAGE_PRESOLVED
435 * - \ref SCIP_STAGE_SOLVING
436 * - \ref SCIP_STAGE_SOLVED
437 */
438SCIP_EXPORT
440 SCIP* scip /**< SCIP data structure */
441 );
442
443/** gets total number of iterations used so far in dual simplex
444 *
445 * @return the total number of iterations used so far in dual simplex
446 *
447 * @pre This method can be called if SCIP is in one of the following stages:
448 * - \ref SCIP_STAGE_PRESOLVED
449 * - \ref SCIP_STAGE_SOLVING
450 * - \ref SCIP_STAGE_SOLVED
451 */
452SCIP_EXPORT
454 SCIP* scip /**< SCIP data structure */
455 );
456
457/** gets total number of barrier LPs solved so far
458 *
459 * @return the total number of barrier LPs solved so far
460 *
461 * @pre This method can be called if SCIP is in one of the following stages:
462 * - \ref SCIP_STAGE_PRESOLVED
463 * - \ref SCIP_STAGE_SOLVING
464 * - \ref SCIP_STAGE_SOLVED
465 */
466SCIP_EXPORT
468 SCIP* scip /**< SCIP data structure */
469 );
470
471/** gets total number of iterations used so far in barrier algorithm
472 *
473 * @return the total number of iterations used so far in barrier algorithm
474 *
475 * @pre This method can be called if SCIP is in one of the following stages:
476 * - \ref SCIP_STAGE_PRESOLVED
477 * - \ref SCIP_STAGE_SOLVING
478 * - \ref SCIP_STAGE_SOLVED
479 */
480SCIP_EXPORT
482 SCIP* scip /**< SCIP data structure */
483 );
484
485/** gets total number of LPs solved so far that were resolved from an advanced start basis
486 *
487 * @return the total number of LPs solved so far that were resolved from an advanced start basis
488 *
489 * @pre This method can be called if SCIP is in one of the following stages:
490 * - \ref SCIP_STAGE_PRESOLVED
491 * - \ref SCIP_STAGE_SOLVING
492 * - \ref SCIP_STAGE_SOLVED
493 */
494SCIP_EXPORT
496 SCIP* scip /**< SCIP data structure */
497 );
498
499/** gets total number of simplex iterations used so far in primal and dual simplex calls where an advanced start basis
500 * was available
501 *
502 * @return the total number of simplex iterations used so far in primal and dual simplex calls where an advanced start
503 * basis was available
504 *
505 * @pre This method can be called if SCIP is in one of the following stages:
506 * - \ref SCIP_STAGE_PRESOLVED
507 * - \ref SCIP_STAGE_SOLVING
508 * - \ref SCIP_STAGE_SOLVED
509 */
510SCIP_EXPORT
512 SCIP* scip /**< SCIP data structure */
513 );
514
515/** gets total number of primal LPs solved so far that were resolved from an advanced start basis
516 *
517 * @return the total number of primal LPs solved so far that were resolved from an advanced start basis
518 *
519 * @pre This method can be called if SCIP is in one of the following stages:
520 * - \ref SCIP_STAGE_PRESOLVED
521 * - \ref SCIP_STAGE_SOLVING
522 * - \ref SCIP_STAGE_SOLVED
523 */
524SCIP_EXPORT
526 SCIP* scip /**< SCIP data structure */
527 );
528
529/** gets total number of simplex iterations used so far in primal simplex calls where an advanced start basis
530 * was available
531 *
532 * @return the total number of simplex iterations used so far in primal simplex calls where an advanced start
533 * basis was available
534 *
535 * @pre This method can be called if SCIP is in one of the following stages:
536 * - \ref SCIP_STAGE_PRESOLVED
537 * - \ref SCIP_STAGE_SOLVING
538 * - \ref SCIP_STAGE_SOLVED
539 */
540SCIP_EXPORT
542 SCIP* scip /**< SCIP data structure */
543 );
544
545/** gets total number of dual LPs solved so far that were resolved from an advanced start basis
546 *
547 * @return the total number of dual LPs solved so far that were resolved from an advanced start basis
548 *
549 * @pre This method can be called if SCIP is in one of the following stages:
550 * - \ref SCIP_STAGE_PRESOLVED
551 * - \ref SCIP_STAGE_SOLVING
552 * - \ref SCIP_STAGE_SOLVED
553 */
554SCIP_EXPORT
556 SCIP* scip /**< SCIP data structure */
557 );
558
559/** gets total number of simplex iterations used so far in dual simplex calls where an advanced start basis
560 * was available
561 *
562 * @return the total number of simplex iterations used so far in dual simplex calls where an advanced start
563 * basis was available
564 *
565 * @pre This method can be called if SCIP is in one of the following stages:
566 * - \ref SCIP_STAGE_PRESOLVED
567 * - \ref SCIP_STAGE_SOLVING
568 * - \ref SCIP_STAGE_SOLVED
569 */
570SCIP_EXPORT
572 SCIP* scip /**< SCIP data structure */
573 );
574
575/** gets total number of LPs solved so far for node relaxations
576 *
577 * @return the total number of LPs solved so far for node relaxations
578 *
579 * @pre This method can be called if SCIP is in one of the following stages:
580 * - \ref SCIP_STAGE_PRESOLVED
581 * - \ref SCIP_STAGE_SOLVING
582 * - \ref SCIP_STAGE_SOLVED
583 */
584SCIP_EXPORT
586 SCIP* scip /**< SCIP data structure */
587 );
588
589/** gets total number of LPs solved in 0 iterations for node relaxations
590 *
591 * @return the total number of LPs solved with 0 iteratins for node relaxations
592 *
593 * @pre This method can be called if SCIP is in one of the following stages:
594 * - \ref SCIP_STAGE_PRESOLVED
595 * - \ref SCIP_STAGE_SOLVING
596 * - \ref SCIP_STAGE_SOLVED
597 */
598SCIP_EXPORT
600 SCIP* scip /**< SCIP data structure */
601 );
602
603/** gets total number of simplex iterations used so far for node relaxations
604 *
605 * @return the total number of simplex iterations used so far for node relaxations
606 *
607 * @pre This method can be called if SCIP is in one of the following stages:
608 * - \ref SCIP_STAGE_PRESOLVED
609 * - \ref SCIP_STAGE_SOLVING
610 * - \ref SCIP_STAGE_SOLVED
611 */
612SCIP_EXPORT
614 SCIP* scip /**< SCIP data structure */
615 );
616
617/** gets total number of LPs solved so far for initial LP in node relaxations
618 *
619 * @return the total number of LPs solved so far for initial LP in node relaxations
620 *
621 * @pre This method can be called if SCIP is in one of the following stages:
622 * - \ref SCIP_STAGE_PRESOLVED
623 * - \ref SCIP_STAGE_SOLVING
624 * - \ref SCIP_STAGE_SOLVED
625 */
626SCIP_EXPORT
628 SCIP* scip /**< SCIP data structure */
629 );
630
631/** gets total number of simplex iterations used so far for initial LP in node relaxations
632 *
633 * @return the total number of simplex iterations used so far for initial LP in node relaxations
634 *
635 * @pre This method can be called if SCIP is in one of the following stages:
636 * - \ref SCIP_STAGE_PRESOLVED
637 * - \ref SCIP_STAGE_SOLVING
638 * - \ref SCIP_STAGE_SOLVED
639 */
640SCIP_EXPORT
642 SCIP* scip /**< SCIP data structure */
643 );
644
645/** gets total number of LPs solved so far during diving and probing
646 *
647 * @return total number of LPs solved so far during diving and probing
648 *
649 * @pre This method can be called if SCIP is in one of the following stages:
650 * - \ref SCIP_STAGE_PRESOLVED
651 * - \ref SCIP_STAGE_SOLVING
652 * - \ref SCIP_STAGE_SOLVED
653 */
654SCIP_EXPORT
656 SCIP* scip /**< SCIP data structure */
657 );
658
659/** gets total number of simplex iterations used so far during diving and probing
660 *
661 * @return the total number of simplex iterations used so far during diving and probing
662 *
663 * @pre This method can be called if SCIP is in one of the following stages:
664 * - \ref SCIP_STAGE_PRESOLVED
665 * - \ref SCIP_STAGE_SOLVING
666 * - \ref SCIP_STAGE_SOLVED
667 */
668SCIP_EXPORT
670 SCIP* scip /**< SCIP data structure */
671 );
672
673/** gets total number of times, strong branching was called (each call represents solving two LPs)
674 *
675 * @return the total number of times, strong branching was called (each call represents solving two LPs)
676 *
677 * @pre This method can be called if SCIP is in one of the following stages:
678 * - \ref SCIP_STAGE_PRESOLVED
679 * - \ref SCIP_STAGE_SOLVING
680 * - \ref SCIP_STAGE_SOLVED
681 */
682SCIP_EXPORT
684 SCIP* scip /**< SCIP data structure */
685 );
686
687/** gets total number of simplex iterations used so far in strong branching
688 *
689 * @return the total number of simplex iterations used so far in strong branching
690 *
691 * @pre This method can be called if SCIP is in one of the following stages:
692 * - \ref SCIP_STAGE_PRESOLVED
693 * - \ref SCIP_STAGE_SOLVING
694 * - \ref SCIP_STAGE_SOLVED
695 */
696SCIP_EXPORT
698 SCIP* scip /**< SCIP data structure */
699 );
700
701/** gets total number of times, strong branching was called at the root node (each call represents solving two LPs)
702 *
703 * @return the total number of times, strong branching was called at the root node (each call represents solving two LPs)
704 *
705 * @pre This method can be called if SCIP is in one of the following stages:
706 * - \ref SCIP_STAGE_PRESOLVED
707 * - \ref SCIP_STAGE_SOLVING
708 * - \ref SCIP_STAGE_SOLVED
709 */
710SCIP_EXPORT
712 SCIP* scip /**< SCIP data structure */
713 );
714
715/** gets total number of simplex iterations used so far in strong branching at the root node
716 *
717 * @return the total number of simplex iterations used so far in strong branching at the root node
718 *
719 * @pre This method can be called if SCIP is in one of the following stages:
720 * - \ref SCIP_STAGE_PRESOLVED
721 * - \ref SCIP_STAGE_SOLVING
722 * - \ref SCIP_STAGE_SOLVED
723 */
724SCIP_EXPORT
726 SCIP* scip /**< SCIP data structure */
727 );
728
729/** gets number of pricing rounds performed so far at the current node
730 *
731 * @return the number of pricing rounds performed so far at the current node
732 *
733 * @pre This method can be called if SCIP is in one of the following stages:
734 * - \ref SCIP_STAGE_SOLVING
735 */
736SCIP_EXPORT
738 SCIP* scip /**< SCIP data structure */
739 );
740
741/** get current number of variables in the pricing store
742 *
743 * @return the current number of variables in the pricing store
744 *
745 * @pre This method can be called if SCIP is in one of the following stages:
746 * - \ref SCIP_STAGE_PRESOLVED
747 * - \ref SCIP_STAGE_SOLVING
748 * - \ref SCIP_STAGE_SOLVED
749 */
750SCIP_EXPORT
752 SCIP* scip /**< SCIP data structure */
753 );
754
755/** get total number of pricing variables found so far
756 *
757 * @return the total number of pricing variables found so far
758 *
759 * @pre This method can be called if SCIP is in one of the following stages:
760 * - \ref SCIP_STAGE_PRESOLVED
761 * - \ref SCIP_STAGE_SOLVING
762 * - \ref SCIP_STAGE_SOLVED
763 */
764SCIP_EXPORT
766 SCIP* scip /**< SCIP data structure */
767 );
768
769/** get total number of pricing variables applied to the LPs
770 *
771 * @return the total number of pricing variables applied to the LPs
772 *
773 * @pre This method can be called if SCIP is in one of the following stages:
774 * - \ref SCIP_STAGE_PRESOLVED
775 * - \ref SCIP_STAGE_SOLVING
776 * - \ref SCIP_STAGE_SOLVED
777 */
778SCIP_EXPORT
780 SCIP* scip /**< SCIP data structure */
781 );
782
783/** gets number of separation rounds performed so far at the current node
784 *
785 * @return the number of separation rounds performed so far at the current node
786 *
787 * @pre This method can be called if SCIP is in one of the following stages:
788 * - \ref SCIP_STAGE_SOLVING
789 */
790SCIP_EXPORT
792 SCIP* scip /**< SCIP data structure */
793 );
794
795/** get total number of cuts found so far; this includes global cuts from the cut pool as often as they are separated
796 *
797 * @return the total number of cuts found so far
798 *
799 * @pre This method can be called if SCIP is in one of the following stages:
800 * - \ref SCIP_STAGE_PRESOLVED
801 * - \ref SCIP_STAGE_SOLVING
802 * - \ref SCIP_STAGE_SOLVED
803 */
804SCIP_EXPORT
806 SCIP* scip /**< SCIP data structure */
807 );
808
809/** get number of cuts found so far in current separation round
810 *
811 * @return the number of cuts found so far in current separation round
812 *
813 * @pre This method can be called if SCIP is in one of the following stages:
814 * - \ref SCIP_STAGE_PRESOLVED
815 * - \ref SCIP_STAGE_SOLVING
816 * - \ref SCIP_STAGE_SOLVED
817 */
818SCIP_EXPORT
820 SCIP* scip /**< SCIP data structure */
821 );
822
823/** get total number of cuts applied to the LPs
824 *
825 * @return the total number of cuts applied to the LPs
826 *
827 * @pre This method can be called if SCIP is in one of the following stages:
828 * - \ref SCIP_STAGE_PRESOLVED
829 * - \ref SCIP_STAGE_SOLVING
830 * - \ref SCIP_STAGE_SOLVED
831 */
832SCIP_EXPORT
834 SCIP* scip /**< SCIP data structure */
835 );
836
837/** get total number of constraints found in conflict analysis (conflict and reconvergence constraints)
838 *
839 * @return the total number of constraints found in conflict analysis (conflict and reconvergence constraints)
840 *
841 * @pre This method can be called if SCIP is in one of the following stages:
842 * - \ref SCIP_STAGE_TRANSFORMED
843 * - \ref SCIP_STAGE_INITPRESOLVE
844 * - \ref SCIP_STAGE_PRESOLVING
845 * - \ref SCIP_STAGE_EXITPRESOLVE
846 * - \ref SCIP_STAGE_PRESOLVED
847 * - \ref SCIP_STAGE_INITSOLVE
848 * - \ref SCIP_STAGE_SOLVING
849 * - \ref SCIP_STAGE_SOLVED
850 * - \ref SCIP_STAGE_EXITSOLVE
851 */
852SCIP_EXPORT
854 SCIP* scip /**< SCIP data structure */
855 );
856
857/** get number of conflict constraints found so far at the current node
858 *
859 * @return the number of conflict constraints found so far at the current node
860 *
861 * @pre This method can be called if SCIP is in one of the following stages:
862 * - \ref SCIP_STAGE_TRANSFORMED
863 * - \ref SCIP_STAGE_INITPRESOLVE
864 * - \ref SCIP_STAGE_PRESOLVING
865 * - \ref SCIP_STAGE_EXITPRESOLVE
866 * - \ref SCIP_STAGE_PRESOLVED
867 * - \ref SCIP_STAGE_INITSOLVE
868 * - \ref SCIP_STAGE_SOLVING
869 * - \ref SCIP_STAGE_SOLVED
870 * - \ref SCIP_STAGE_EXITSOLVE
871 */
872SCIP_EXPORT
874 SCIP* scip /**< SCIP data structure */
875 );
876
877/** get total number of conflict constraints added to the problem
878 *
879 * @return the total number of conflict constraints added to the problem
880 *
881 * @pre This method can be called if SCIP is in one of the following stages:
882 * - \ref SCIP_STAGE_TRANSFORMED
883 * - \ref SCIP_STAGE_INITPRESOLVE
884 * - \ref SCIP_STAGE_PRESOLVING
885 * - \ref SCIP_STAGE_EXITPRESOLVE
886 * - \ref SCIP_STAGE_PRESOLVED
887 * - \ref SCIP_STAGE_INITSOLVE
888 * - \ref SCIP_STAGE_SOLVING
889 * - \ref SCIP_STAGE_SOLVED
890 * - \ref SCIP_STAGE_EXITSOLVE
891 */
892SCIP_EXPORT
894 SCIP* scip /**< SCIP data structure */
895 );
896
897/** get total number of dual proof constraints added to the problem
898 *
899 * @return the total number of dual proof constraints added to the problem
900 *
901 * @pre This method can be called if SCIP is in one of the following stages:
902 * - \ref SCIP_STAGE_TRANSFORMED
903 * - \ref SCIP_STAGE_INITPRESOLVE
904 * - \ref SCIP_STAGE_PRESOLVING
905 * - \ref SCIP_STAGE_EXITPRESOLVE
906 * - \ref SCIP_STAGE_PRESOLVED
907 * - \ref SCIP_STAGE_INITSOLVE
908 * - \ref SCIP_STAGE_SOLVING
909 * - \ref SCIP_STAGE_SOLVED
910 * - \ref SCIP_STAGE_EXITSOLVE
911 */
912SCIP_EXPORT
914 SCIP* scip /**< SCIP data structure */
915 );
916
917/** gets maximal depth of all processed nodes in current branch and bound run (excluding probing nodes)
918 *
919 * @return the maximal depth of all processed nodes in current branch and bound run (excluding probing nodes)
920 *
921 * @pre This method can be called if SCIP is in one of the following stages:
922 * - \ref SCIP_STAGE_TRANSFORMED
923 * - \ref SCIP_STAGE_INITPRESOLVE
924 * - \ref SCIP_STAGE_PRESOLVING
925 * - \ref SCIP_STAGE_EXITPRESOLVE
926 * - \ref SCIP_STAGE_PRESOLVED
927 * - \ref SCIP_STAGE_INITSOLVE
928 * - \ref SCIP_STAGE_SOLVING
929 * - \ref SCIP_STAGE_SOLVED
930 * - \ref SCIP_STAGE_EXITSOLVE
931 */
932SCIP_EXPORT
934 SCIP* scip /**< SCIP data structure */
935 );
936
937/** gets maximal depth of all processed nodes over all branch and bound runs
938 *
939 * @return the maximal depth of all processed nodes over all branch and bound runs
940 *
941 * @pre This method can be called if SCIP is in one of the following stages:
942 * - \ref SCIP_STAGE_TRANSFORMED
943 * - \ref SCIP_STAGE_INITPRESOLVE
944 * - \ref SCIP_STAGE_PRESOLVING
945 * - \ref SCIP_STAGE_EXITPRESOLVE
946 * - \ref SCIP_STAGE_PRESOLVED
947 * - \ref SCIP_STAGE_INITSOLVE
948 * - \ref SCIP_STAGE_SOLVING
949 * - \ref SCIP_STAGE_SOLVED
950 * - \ref SCIP_STAGE_EXITSOLVE
951 */
952SCIP_EXPORT
954 SCIP* scip /**< SCIP data structure */
955 );
956
957/** gets total number of backtracks, i.e. number of times, the new node was selected from the leaves queue
958 *
959 * @return the total number of backtracks, i.e. number of times, the new node was selected from the leaves queue
960 *
961 * @pre This method can be called if SCIP is in one of the following stages:
962 * - \ref SCIP_STAGE_TRANSFORMED
963 * - \ref SCIP_STAGE_INITPRESOLVE
964 * - \ref SCIP_STAGE_PRESOLVING
965 * - \ref SCIP_STAGE_EXITPRESOLVE
966 * - \ref SCIP_STAGE_PRESOLVED
967 * - \ref SCIP_STAGE_INITSOLVE
968 * - \ref SCIP_STAGE_SOLVING
969 * - \ref SCIP_STAGE_SOLVED
970 * - \ref SCIP_STAGE_EXITSOLVE
971 */
972SCIP_EXPORT
974 SCIP* scip /**< SCIP data structure */
975 );
976
977/** gets total number of active constraints at the current node
978 *
979 * @return the total number of active constraints at the current node
980 *
981 * @pre This method can be called if SCIP is in one of the following stages:
982 * - \ref SCIP_STAGE_INITPRESOLVE
983 * - \ref SCIP_STAGE_PRESOLVING
984 * - \ref SCIP_STAGE_EXITPRESOLVE
985 * - \ref SCIP_STAGE_PRESOLVED
986 * - \ref SCIP_STAGE_SOLVING
987 */
988SCIP_EXPORT
990 SCIP* scip /**< SCIP data structure */
991 );
992
993/** gets total number of enabled constraints at the current node
994 *
995 * @return the total number of enabled constraints at the current node
996 *
997 * @pre This method can be called if SCIP is in one of the following stages:
998 * - \ref SCIP_STAGE_PRESOLVED
999 * - \ref SCIP_STAGE_SOLVING
1000 */
1001SCIP_EXPORT
1003 SCIP* scip /**< SCIP data structure */
1004 );
1005
1006/** gets average dual bound of all unprocessed nodes for original problem */
1007SCIP_EXPORT
1009 SCIP* scip /**< SCIP data structure */
1010 );
1011
1012/** gets average lower (dual) bound of all unprocessed nodes in transformed problem
1013 *
1014 * @return the average lower (dual) bound of all unprocessed nodes in transformed problem
1015 *
1016 * @pre This method can be called if SCIP is in one of the following stages:
1017 * - \ref SCIP_STAGE_PRESOLVED
1018 * - \ref SCIP_STAGE_SOLVING
1019 * - \ref SCIP_STAGE_SOLVED
1020 */
1021SCIP_EXPORT
1023 SCIP* scip /**< SCIP data structure */
1024 );
1025
1026/** gets global dual bound
1027 *
1028 * @return the global dual bound
1029 *
1030 * @pre This method can be called if SCIP is in one of the following stages:
1031 * - \ref SCIP_STAGE_TRANSFORMED
1032 * - \ref SCIP_STAGE_INITPRESOLVE
1033 * - \ref SCIP_STAGE_PRESOLVING
1034 * - \ref SCIP_STAGE_EXITPRESOLVE
1035 * - \ref SCIP_STAGE_PRESOLVED
1036 * - \ref SCIP_STAGE_INITSOLVE
1037 * - \ref SCIP_STAGE_SOLVING
1038 * - \ref SCIP_STAGE_SOLVED
1039 */
1040SCIP_EXPORT
1042 SCIP* scip /**< SCIP data structure */
1043 );
1044
1045/** gets global lower (dual) bound in transformed problem
1046 *
1047 * @return the global lower (dual) bound in transformed problem
1048 *
1049 * @pre This method can be called if SCIP is in one of the following stages:
1050 * - \ref SCIP_STAGE_TRANSFORMED
1051 * - \ref SCIP_STAGE_INITPRESOLVE
1052 * - \ref SCIP_STAGE_PRESOLVING
1053 * - \ref SCIP_STAGE_EXITPRESOLVE
1054 * - \ref SCIP_STAGE_PRESOLVED
1055 * - \ref SCIP_STAGE_INITSOLVE
1056 * - \ref SCIP_STAGE_SOLVING
1057 * - \ref SCIP_STAGE_SOLVED
1058 */
1059SCIP_EXPORT
1061 SCIP* scip /**< SCIP data structure */
1062 );
1063
1064/** gets dual bound of the root node for the original problem
1065 *
1066 * @return the dual bound of the root node for the original problem
1067 *
1068 * @pre This method can be called if SCIP is in one of the following stages:
1069 * - \ref SCIP_STAGE_PRESOLVING
1070 * - \ref SCIP_STAGE_EXITPRESOLVE
1071 * - \ref SCIP_STAGE_PRESOLVED
1072 * - \ref SCIP_STAGE_INITSOLVE
1073 * - \ref SCIP_STAGE_SOLVING
1074 * - \ref SCIP_STAGE_SOLVED
1075 */
1076SCIP_EXPORT
1078 SCIP* scip /**< SCIP data structure */
1079 );
1080
1081/** gets lower (dual) bound in transformed problem of the root node
1082 *
1083 * @return the lower (dual) bound in transformed problem of the root node
1084 *
1085 * @pre This method can be called if SCIP is in one of the following stages:
1086 * - \ref SCIP_STAGE_PRESOLVING
1087 * - \ref SCIP_STAGE_EXITPRESOLVE
1088 * - \ref SCIP_STAGE_PRESOLVED
1089 * - \ref SCIP_STAGE_INITSOLVE
1090 * - \ref SCIP_STAGE_SOLVING
1091 * - \ref SCIP_STAGE_SOLVED
1092 */
1093SCIP_EXPORT
1095 SCIP* scip /**< SCIP data structure */
1096 );
1097
1098/** gets dual bound for the original problem obtained by the first LP solve at the root node
1099 *
1100 * @return the dual bound for the original problem of the first LP solve at the root node
1101 *
1102 * @pre This method can be called if SCIP is in one of the following stages:
1103 * - \ref SCIP_STAGE_PRESOLVING
1104 * - \ref SCIP_STAGE_EXITPRESOLVE
1105 * - \ref SCIP_STAGE_PRESOLVED
1106 * - \ref SCIP_STAGE_INITSOLVE
1107 * - \ref SCIP_STAGE_SOLVING
1108 * - \ref SCIP_STAGE_SOLVED
1109 */
1110SCIP_EXPORT
1112 SCIP* scip /**< SCIP data structure */
1113 );
1114
1115/** gets lower (dual) bound in transformed problem obtained by the first LP solve at the root node
1116 *
1117 * @return the lower (dual) bound in transformed problem obtained by first LP solve at the root node
1118 *
1119 * @pre This method can be called if SCIP is in one of the following stages:
1120 * - \ref SCIP_STAGE_PRESOLVING
1121 * - \ref SCIP_STAGE_EXITPRESOLVE
1122 * - \ref SCIP_STAGE_PRESOLVED
1123 * - \ref SCIP_STAGE_INITSOLVE
1124 * - \ref SCIP_STAGE_SOLVING
1125 * - \ref SCIP_STAGE_SOLVED
1126 */
1127SCIP_EXPORT
1129 SCIP* scip /**< SCIP data structure */
1130 );
1131
1132
1133/** the primal bound of the very first solution */
1134SCIP_EXPORT
1136 SCIP* scip /**< SCIP data structure */
1137 );
1138
1139/** gets global primal bound (objective value of best solution or user objective limit) for the original problem
1140 *
1141 * @return the global primal bound (objective value of best solution or user objective limit) for the original problem
1142 *
1143 * @pre This method can be called if SCIP is in one of the following stages:
1144 * - \ref SCIP_STAGE_TRANSFORMED
1145 * - \ref SCIP_STAGE_INITPRESOLVE
1146 * - \ref SCIP_STAGE_PRESOLVING
1147 * - \ref SCIP_STAGE_EXITPRESOLVE
1148 * - \ref SCIP_STAGE_PRESOLVED
1149 * - \ref SCIP_STAGE_INITSOLVE
1150 * - \ref SCIP_STAGE_SOLVING
1151 * - \ref SCIP_STAGE_SOLVED
1152 * - \ref SCIP_STAGE_EXITSOLVE
1153 */
1154SCIP_EXPORT
1156 SCIP* scip /**< SCIP data structure */
1157 );
1158
1159/** gets global upper (primal) bound in transformed problem (objective value of best solution or user objective limit)
1160 *
1161 * @return the global upper (primal) bound in transformed problem (objective value of best solution or user objective limit)
1162 *
1163 * @pre This method can be called if SCIP is in one of the following stages:
1164 * - \ref SCIP_STAGE_TRANSFORMED
1165 * - \ref SCIP_STAGE_INITPRESOLVE
1166 * - \ref SCIP_STAGE_PRESOLVING
1167 * - \ref SCIP_STAGE_EXITPRESOLVE
1168 * - \ref SCIP_STAGE_PRESOLVED
1169 * - \ref SCIP_STAGE_INITSOLVE
1170 * - \ref SCIP_STAGE_SOLVING
1171 * - \ref SCIP_STAGE_SOLVED
1172 * - \ref SCIP_STAGE_EXITSOLVE
1173 */
1174SCIP_EXPORT
1176 SCIP* scip /**< SCIP data structure */
1177 );
1178
1179/** gets global cutoff bound in transformed problem: a sub problem with lower bound larger than the cutoff
1180 * cannot contain a better feasible solution; usually, this bound is equal to the upper bound, but if the
1181 * objective value is always integral, the cutoff bound is (nearly) one less than the upper bound;
1182 * additionally, due to objective function domain propagation, the cutoff bound can be further reduced
1183 *
1184 * @return global cutoff bound in transformed problem
1185 *
1186 * @pre This method can be called if SCIP is in one of the following stages:
1187 * - \ref SCIP_STAGE_TRANSFORMED
1188 * - \ref SCIP_STAGE_INITPRESOLVE
1189 * - \ref SCIP_STAGE_PRESOLVING
1190 * - \ref SCIP_STAGE_EXITPRESOLVE
1191 * - \ref SCIP_STAGE_PRESOLVED
1192 * - \ref SCIP_STAGE_INITSOLVE
1193 * - \ref SCIP_STAGE_SOLVING
1194 * - \ref SCIP_STAGE_SOLVED
1195 * - \ref SCIP_STAGE_EXITSOLVE
1196 */
1197SCIP_EXPORT
1199 SCIP* scip /**< SCIP data structure */
1200 );
1201
1202/** updates the cutoff bound
1203 *
1204 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
1205 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
1206 *
1207 * @note using this method in the solving stage can lead to an erroneous SCIP solving status; in particular,
1208 * if a solution not respecting the cutoff bound was found before installing a cutoff bound which
1209 * renders the remaining problem infeasible, this solution may be reported as optimal
1210 *
1211 * @pre This method can be called if SCIP is in one of the following stages:
1212 * - \ref SCIP_STAGE_TRANSFORMED
1213 * - \ref SCIP_STAGE_PRESOLVING
1214 * - \ref SCIP_STAGE_PRESOLVED
1215 * - \ref SCIP_STAGE_INITSOLVE
1216 * - \ref SCIP_STAGE_SOLVING
1217 *
1218 * @note the given cutoff bound has to better or equal to known one (SCIPgetCutoffbound())
1219 */
1220SCIP_EXPORT
1222 SCIP* scip, /**< SCIP data structure */
1223 SCIP_Real cutoffbound /**< new cutoff bound */
1224 );
1225
1226/** returns whether the current primal bound is justified with a feasible primal solution; if not, the primal bound
1227 * was set from the user as objective limit
1228 *
1229 * @return TRUE if the current primal bound is justified with a feasible primal solution, otherwise FALSE
1230 *
1231 * @pre This method can be called if SCIP is in one of the following stages:
1232 * - \ref SCIP_STAGE_TRANSFORMED
1233 * - \ref SCIP_STAGE_INITPRESOLVE
1234 * - \ref SCIP_STAGE_PRESOLVING
1235 * - \ref SCIP_STAGE_EXITPRESOLVE
1236 * - \ref SCIP_STAGE_PRESOLVED
1237 * - \ref SCIP_STAGE_INITSOLVE
1238 * - \ref SCIP_STAGE_SOLVING
1239 * - \ref SCIP_STAGE_SOLVED
1240 * - \ref SCIP_STAGE_EXITSOLVE
1241 */
1242SCIP_EXPORT
1244 SCIP* scip /**< SCIP data structure */
1245 );
1246
1247/** gets current gap |(primalbound - dualbound)/min(|primalbound|,|dualbound|)| if both bounds have same sign,
1248 * or infinity, if they have opposite sign
1249 *
1250 * @return the current gap |(primalbound - dualbound)/min(|primalbound|,|dualbound|)| if both bounds have same sign,
1251 * or infinity, if they have opposite sign
1252 *
1253 * @pre This method can be called if SCIP is in one of the following stages:
1254 * - \ref SCIP_STAGE_PRESOLVED
1255 * - \ref SCIP_STAGE_SOLVING
1256 * - \ref SCIP_STAGE_SOLVED
1257 */
1258SCIP_EXPORT
1260 SCIP* scip /**< SCIP data structure */
1261 );
1262
1263/** gets current gap |(upperbound - lowerbound)/min(|upperbound|,|lowerbound|)| in transformed problem if both bounds
1264 * have same sign, or infinity, if they have opposite sign
1265 *
1266 * @return current gap |(upperbound - lowerbound)/min(|upperbound|,|lowerbound|)| in transformed problem if both bounds
1267 * have same sign, or infinity, if they have opposite sign
1268 *
1269 * @pre This method can be called if SCIP is in one of the following stages:
1270 * - \ref SCIP_STAGE_PRESOLVED
1271 * - \ref SCIP_STAGE_SOLVING
1272 * - \ref SCIP_STAGE_SOLVED
1273 */
1274SCIP_EXPORT
1276 SCIP* scip /**< SCIP data structure */
1277 );
1278
1279/** gets number of feasible primal solutions found so far
1280 *
1281 * @return the number of feasible primal solutions found so far
1282 *
1283 * @pre This method can be called if SCIP is in one of the following stages:
1284 * - \ref SCIP_STAGE_TRANSFORMED
1285 * - \ref SCIP_STAGE_INITPRESOLVE
1286 * - \ref SCIP_STAGE_PRESOLVING
1287 * - \ref SCIP_STAGE_EXITPRESOLVE
1288 * - \ref SCIP_STAGE_PRESOLVED
1289 * - \ref SCIP_STAGE_INITSOLVE
1290 * - \ref SCIP_STAGE_SOLVING
1291 * - \ref SCIP_STAGE_SOLVED
1292 * - \ref SCIP_STAGE_EXITSOLVE
1293 */
1294SCIP_EXPORT
1296 SCIP* scip /**< SCIP data structure */
1297 );
1298
1299/** gets number of feasible primal solutions respecting the objective limit found so far
1300 *
1301 * @return the number of feasible primal solutions respecting the objective limit found so far
1302 *
1303 * @pre This method can be called if SCIP is in one of the following stages:
1304 * - \ref SCIP_STAGE_INIT
1305 * - \ref SCIP_STAGE_PROBLEM
1306 * - \ref SCIP_STAGE_TRANSFORMING
1307 * - \ref SCIP_STAGE_TRANSFORMED
1308 * - \ref SCIP_STAGE_INITPRESOLVE
1309 * - \ref SCIP_STAGE_PRESOLVING
1310 * - \ref SCIP_STAGE_EXITPRESOLVE
1311 * - \ref SCIP_STAGE_PRESOLVED
1312 * - \ref SCIP_STAGE_INITSOLVE
1313 * - \ref SCIP_STAGE_SOLVING
1314 * - \ref SCIP_STAGE_SOLVED
1315 * - \ref SCIP_STAGE_EXITSOLVE
1316 */
1317SCIP_EXPORT
1319 SCIP* scip /**< SCIP data structure */
1320 );
1321
1322/** gets number of feasible primal solutions found so far, that improved the primal bound at the time they were found
1323 *
1324 * @return the number of feasible primal solutions found so far, that improved the primal bound at the time they were found
1325 *
1326 * @pre This method can be called if SCIP is in one of the following stages:
1327 * - \ref SCIP_STAGE_TRANSFORMED
1328 * - \ref SCIP_STAGE_INITPRESOLVE
1329 * - \ref SCIP_STAGE_PRESOLVING
1330 * - \ref SCIP_STAGE_EXITPRESOLVE
1331 * - \ref SCIP_STAGE_PRESOLVED
1332 * - \ref SCIP_STAGE_INITSOLVE
1333 * - \ref SCIP_STAGE_SOLVING
1334 * - \ref SCIP_STAGE_SOLVED
1335 * - \ref SCIP_STAGE_EXITSOLVE
1336 */
1337SCIP_EXPORT
1339 SCIP* scip /**< SCIP data structure */
1340 );
1341
1342/** gets the average pseudo cost value for the given direction over all variables
1343 *
1344 * @return the average pseudo cost value for the given direction over all variables
1345 *
1346 * @pre This method can be called if SCIP is in one of the following stages:
1347 * - \ref SCIP_STAGE_SOLVING
1348 * - \ref SCIP_STAGE_SOLVED
1349 */
1350SCIP_EXPORT
1352 SCIP* scip, /**< SCIP data structure */
1353 SCIP_Real solvaldelta /**< difference of variable's new LP value - old LP value */
1354 );
1355
1356/** gets the average pseudo cost value for the given direction over all variables,
1357 * only using the pseudo cost information of the current run
1358 *
1359 * @return the average pseudo cost value for the given direction over all variables,
1360 * only using the pseudo cost information of the current run
1361 *
1362 * @pre This method can be called if SCIP is in one of the following stages:
1363 * - \ref SCIP_STAGE_SOLVING
1364 * - \ref SCIP_STAGE_SOLVED
1365 */
1366SCIP_EXPORT
1368 SCIP* scip, /**< SCIP data structure */
1369 SCIP_Real solvaldelta /**< difference of variable's new LP value - old LP value */
1370 );
1371
1372/** gets the average number of pseudo cost updates for the given direction over all variables
1373 *
1374 * @return the average number of pseudo cost updates for the given direction over all variables
1375 *
1376 * @pre This method can be called if SCIP is in one of the following stages:
1377 * - \ref SCIP_STAGE_SOLVING
1378 * - \ref SCIP_STAGE_SOLVED
1379 */
1380SCIP_EXPORT
1382 SCIP* scip, /**< SCIP data structure */
1383 SCIP_BRANCHDIR dir /**< branching direction (downwards, or upwards) */
1384 );
1385
1386/** gets the average number of pseudo cost updates for the given direction over all variables,
1387 * only using the pseudo cost information of the current run
1388 *
1389 * @return the average number of pseudo cost updates for the given direction over all variables,
1390 * only using the pseudo cost information of the current run
1391 *
1392 * @pre This method can be called if SCIP is in one of the following stages:
1393 * - \ref SCIP_STAGE_SOLVING
1394 * - \ref SCIP_STAGE_SOLVED
1395 */
1396SCIP_EXPORT
1398 SCIP* scip, /**< SCIP data structure */
1399 SCIP_BRANCHDIR dir /**< branching direction (downwards, or upwards) */
1400 );
1401
1402/** gets the number of pseudo cost updates for the given direction over all variables
1403 *
1404 * @return the number of pseudo cost updates for the given direction over all variables
1405 *
1406 * @pre This method can be called if SCIP is in one of the following stages:
1407 * - \ref SCIP_STAGE_SOLVING
1408 * - \ref SCIP_STAGE_SOLVED
1409 */
1410SCIP_EXPORT
1412 SCIP* scip, /**< SCIP data structure */
1413 SCIP_BRANCHDIR dir, /**< branching direction (downwards, or upwards) */
1414 SCIP_Bool onlycurrentrun /**< use only history of current run? */
1415 );
1416
1417/** gets the average pseudo cost score value over all variables, assuming a fractionality of 0.5
1418 *
1419 * @return the average pseudo cost score value over all variables, assuming a fractionality of 0.5
1420 *
1421 * @pre This method can be called if SCIP is in one of the following stages:
1422 * - \ref SCIP_STAGE_SOLVING
1423 * - \ref SCIP_STAGE_SOLVED
1424 */
1425SCIP_EXPORT
1427 SCIP* scip /**< SCIP data structure */
1428 );
1429
1430/** returns the variance of pseudo costs for all variables in the requested direction
1431 *
1432 * @return the variance of pseudo costs for all variables in the requested direction
1433 *
1434 * @pre This method can be called if SCIP is in one of the following stages:
1435 * - \ref SCIP_STAGE_SOLVING
1436 * - \ref SCIP_STAGE_SOLVED
1437 */
1438SCIP_EXPORT
1440 SCIP* scip, /**< SCIP data structure */
1441 SCIP_BRANCHDIR branchdir, /**< the branching direction, up or down */
1442 SCIP_Bool onlycurrentrun /**< use only history of current run? */
1443 );
1444
1445/** gets the average pseudo cost score value over all variables, assuming a fractionality of 0.5,
1446 * only using the pseudo cost information of the current run
1447 *
1448 * @return the average pseudo cost score value over all variables, assuming a fractionality of 0.5,
1449 * only using the pseudo cost information of the current run
1450 *
1451 * @pre This method can be called if SCIP is in one of the following stages:
1452 * - \ref SCIP_STAGE_SOLVING
1453 * - \ref SCIP_STAGE_SOLVED
1454 */
1455SCIP_EXPORT
1457 SCIP* scip /**< SCIP data structure */
1458 );
1459
1460/** gets the average conflict score value over all variables */
1461SCIP_EXPORT
1463 SCIP* scip /**< SCIP data structure */
1464 );
1465
1466/** gets the average conflict score value over all variables, only using the conflict information of the current run
1467 *
1468 * @return the average conflict score value over all variables, only using the conflict information of the current run
1469 *
1470 * @pre This method can be called if SCIP is in one of the following stages:
1471 * - \ref SCIP_STAGE_SOLVING
1472 * - \ref SCIP_STAGE_SOLVED
1473 */
1474SCIP_EXPORT
1476 SCIP* scip /**< SCIP data structure */
1477 );
1478
1479/** gets the average inference score value over all variables
1480 *
1481 * @return the average inference score value over all variables
1482 *
1483 * @pre This method can be called if SCIP is in one of the following stages:
1484 * - \ref SCIP_STAGE_SOLVING
1485 * - \ref SCIP_STAGE_SOLVED
1486 */
1487SCIP_EXPORT
1489 SCIP* scip /**< SCIP data structure */
1490 );
1491
1492/** gets the average conflictlength score value over all variables, only using the conflictlength information of the
1493 * current run
1494 *
1495 * @return the average conflictlength score value over all variables, only using the conflictlength information of the
1496 * current run
1497 *
1498 * @pre This method can be called if SCIP is in one of the following stages:
1499 * - \ref SCIP_STAGE_SOLVING
1500 * - \ref SCIP_STAGE_SOLVED
1501 */
1502SCIP_EXPORT
1504 SCIP* scip /**< SCIP data structure */
1505 );
1506
1507/** returns the average number of inferences found after branching in given direction over all variables
1508 *
1509 * @return the average number of inferences found after branching in given direction over all variables
1510 *
1511 * @pre This method can be called if SCIP is in one of the following stages:
1512 * - \ref SCIP_STAGE_SOLVING
1513 * - \ref SCIP_STAGE_SOLVED
1514 */
1515SCIP_EXPORT
1517 SCIP* scip, /**< SCIP data structure */
1518 SCIP_BRANCHDIR dir /**< branching direction (downwards, or upwards) */
1519 );
1520
1521/** returns the average number of inferences found after branching in given direction over all variables,
1522 * only using the inference information of the current run
1523 *
1524 * @return the average number of inferences found after branching in given direction over all variables,
1525 * only using the inference information of the current run
1526 *
1527 * @pre This method can be called if SCIP is in one of the following stages:
1528 * - \ref SCIP_STAGE_SOLVING
1529 * - \ref SCIP_STAGE_SOLVED
1530 */
1531SCIP_EXPORT
1533 SCIP* scip, /**< SCIP data structure */
1534 SCIP_BRANCHDIR dir /**< branching direction (downwards, or upwards) */
1535 );
1536
1537/** gets the average inference score value over all variables
1538 *
1539 * @return the average inference score value over all variables
1540 *
1541 * @pre This method can be called if SCIP is in one of the following stages:
1542 * - \ref SCIP_STAGE_SOLVING
1543 * - \ref SCIP_STAGE_SOLVED
1544 */
1545SCIP_EXPORT
1547 SCIP* scip /**< SCIP data structure */
1548 );
1549
1550/** gets the average inference score value over all variables, only using the inference information of the
1551 * current run
1552 *
1553 * @return the average inference score value over all variables, only using the inference information of the
1554 * current run
1555 *
1556 * @pre This method can be called if SCIP is in one of the following stages:
1557 * - \ref SCIP_STAGE_SOLVING
1558 * - \ref SCIP_STAGE_SOLVED
1559 */
1560SCIP_EXPORT
1562 SCIP* scip /**< SCIP data structure */
1563 );
1564
1565/** returns the average number of cutoffs found after branching in given direction over all variables
1566 *
1567 * @return the average number of cutoffs found after branching in given direction over all variables
1568 *
1569 * @pre This method can be called if SCIP is in one of the following stages:
1570 * - \ref SCIP_STAGE_SOLVING
1571 * - \ref SCIP_STAGE_SOLVED
1572 */
1573SCIP_EXPORT
1575 SCIP* scip, /**< SCIP data structure */
1576 SCIP_BRANCHDIR dir /**< branching direction (downwards, or upwards) */
1577 );
1578
1579/** returns the average number of cutoffs found after branching in given direction over all variables,
1580 * only using the cutoff information of the current run
1581 *
1582 * @return the average number of cutoffs found after branching in given direction over all variables,
1583 * only using the cutoff information of the current run
1584 *
1585 * @pre This method can be called if SCIP is in one of the following stages:
1586 * - \ref SCIP_STAGE_SOLVING
1587 * - \ref SCIP_STAGE_SOLVED
1588 */
1589SCIP_EXPORT
1591 SCIP* scip, /**< SCIP data structure */
1592 SCIP_BRANCHDIR dir /**< branching direction (downwards, or upwards) */
1593 );
1594
1595/** gets the average cutoff score value over all variables
1596 *
1597 * @return the average cutoff score value over all variables
1598 *
1599 * @pre This method can be called if SCIP is in one of the following stages:
1600 * - \ref SCIP_STAGE_SOLVING
1601 * - \ref SCIP_STAGE_SOLVED
1602 */
1603SCIP_EXPORT
1605 SCIP* scip /**< SCIP data structure */
1606 );
1607
1608/** gets the average cutoff score value over all variables, only using the cutoff information of the current run
1609 *
1610 * @return the average cutoff score value over all variables, only using the cutoff information of the current run
1611 *
1612 * @pre This method can be called if SCIP is in one of the following stages:
1613 * - \ref SCIP_STAGE_SOLVING
1614 * - \ref SCIP_STAGE_SOLVED
1615 */
1616SCIP_EXPORT
1618 SCIP* scip /**< SCIP data structure */
1619 );
1620
1621/** returns the average normalized efficacy of a GMI cut over all variables
1622 *
1623 * @return the average normalized efficacy of a GMI cut over all variables
1624 *
1625 * @pre This method can be called if SCIP is in one of the following stages:
1626 * - \ref SCIP_STAGE_SOLVING
1627 * - \ref SCIP_STAGE_SOLVED
1628 */
1629SCIP_EXPORT
1631 SCIP* scip /**< SCIP data structure */
1632 );
1633
1634/** increases the average normalized efficacy of a GMI cut over all variables
1635 *
1636 * @pre This method can be called if SCIP is in one of the following stages:
1637 * - \ref SCIP_STAGE_SOLVING
1638 * - \ref SCIP_STAGE_SOLVED
1639 */
1640SCIP_EXPORT
1641void SCIPincAvgGMIeff(
1642 SCIP* scip, /**< SCIP data structure */
1643 SCIP_Real gmieff /**< average normalized GMI efficacy over all variables */
1644 );
1645
1646/** gets deterministic time number of LPs solved so far
1647 *
1648 * @return the total number of LPs solved so far
1649 *
1650 * @pre This method can be called if SCIP is in one of the following stages:
1651 * - \ref SCIP_STAGE_PRESOLVED
1652 * - \ref SCIP_STAGE_SOLVING
1653 * - \ref SCIP_STAGE_SOLVED
1654 */
1655SCIP_EXPORT
1657 SCIP* scip /**< SCIP data structure */
1658 );
1659
1660/** outputs original problem to file stream
1661 *
1662 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
1663 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
1664 *
1665 * @pre This method can be called if SCIP is in one of the following stages:
1666 * - \ref SCIP_STAGE_PROBLEM
1667 * - \ref SCIP_STAGE_TRANSFORMING
1668 * - \ref SCIP_STAGE_TRANSFORMED
1669 * - \ref SCIP_STAGE_INITPRESOLVE
1670 * - \ref SCIP_STAGE_PRESOLVING
1671 * - \ref SCIP_STAGE_EXITPRESOLVE
1672 * - \ref SCIP_STAGE_PRESOLVED
1673 * - \ref SCIP_STAGE_INITSOLVE
1674 * - \ref SCIP_STAGE_SOLVING
1675 * - \ref SCIP_STAGE_SOLVED
1676 * - \ref SCIP_STAGE_EXITSOLVE
1677 * - \ref SCIP_STAGE_FREETRANS
1678 */
1679SCIP_EXPORT
1681 SCIP* scip, /**< SCIP data structure */
1682 FILE* file, /**< output file (or NULL for standard output) */
1683 const char* extension, /**< file format (or NULL for default CIP format)*/
1684 SCIP_Bool genericnames /**< using generic variable and constraint names? */
1685 );
1686
1687/** outputs transformed problem of the current node to file stream
1688 *
1689 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
1690 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
1691 *
1692 * @pre This method can be called if SCIP is in one of the following stages:
1693 * - \ref SCIP_STAGE_TRANSFORMED
1694 * - \ref SCIP_STAGE_INITPRESOLVE
1695 * - \ref SCIP_STAGE_PRESOLVING
1696 * - \ref SCIP_STAGE_EXITPRESOLVE
1697 * - \ref SCIP_STAGE_PRESOLVED
1698 * - \ref SCIP_STAGE_INITSOLVE
1699 * - \ref SCIP_STAGE_SOLVING
1700 * - \ref SCIP_STAGE_SOLVED
1701 * - \ref SCIP_STAGE_EXITSOLVE
1702 * - \ref SCIP_STAGE_FREETRANS
1703 */
1704SCIP_EXPORT
1706 SCIP* scip, /**< SCIP data structure */
1707 FILE* file, /**< output file (or NULL for standard output) */
1708 const char* extension, /**< file format (or NULL for default CIP format)*/
1709 SCIP_Bool genericnames /**< using generic variable and constraint names? */
1710 );
1711
1712/** outputs status statistics
1713 *
1714 * @note If limits have been changed between the solution and the call to this function, the status is recomputed and
1715 * thus may to correspond to the original status.
1716 *
1717 * @pre This method can be called if SCIP is in one of the following stages:
1718 * - \ref SCIP_STAGE_INIT
1719 * - \ref SCIP_STAGE_PROBLEM
1720 * - \ref SCIP_STAGE_TRANSFORMED
1721 * - \ref SCIP_STAGE_INITPRESOLVE
1722 * - \ref SCIP_STAGE_PRESOLVING
1723 * - \ref SCIP_STAGE_EXITPRESOLVE
1724 * - \ref SCIP_STAGE_PRESOLVED
1725 * - \ref SCIP_STAGE_SOLVING
1726 * - \ref SCIP_STAGE_SOLVED
1727 */
1728SCIP_EXPORT
1730 SCIP* scip, /**< SCIP data structure */
1731 FILE* file /**< output file */
1732 );
1733
1734/** outputs timing statistics
1735 *
1736 * @pre This method can be called if SCIP is in one of the following stages:
1737 * - \ref SCIP_STAGE_PROBLEM
1738 * - \ref SCIP_STAGE_TRANSFORMED
1739 * - \ref SCIP_STAGE_INITPRESOLVE
1740 * - \ref SCIP_STAGE_PRESOLVING
1741 * - \ref SCIP_STAGE_EXITPRESOLVE
1742 * - \ref SCIP_STAGE_PRESOLVED
1743 * - \ref SCIP_STAGE_SOLVING
1744 * - \ref SCIP_STAGE_SOLVED
1745 */
1746SCIP_EXPORT
1748 SCIP* scip, /**< SCIP data structure */
1749 FILE* file /**< output file */
1750 );
1751
1752/** outputs statistics for original problem
1753 *
1754 * @pre This method can be called if SCIP is in one of the following stages:
1755 * - \ref SCIP_STAGE_PROBLEM
1756 * - \ref SCIP_STAGE_TRANSFORMED
1757 * - \ref SCIP_STAGE_INITPRESOLVE
1758 * - \ref SCIP_STAGE_PRESOLVING
1759 * - \ref SCIP_STAGE_EXITPRESOLVE
1760 * - \ref SCIP_STAGE_PRESOLVED
1761 * - \ref SCIP_STAGE_SOLVING
1762 * - \ref SCIP_STAGE_SOLVED
1763 */
1764SCIP_EXPORT
1766 SCIP* scip, /**< SCIP data structure */
1767 FILE* file /**< output file (or NULL for standard output) */
1768 );
1769
1770/** outputs statistics for transformed problem
1771 *
1772 * @pre This method can be called if SCIP is in one of the following stages:
1773 * - \ref SCIP_STAGE_PROBLEM
1774 * - \ref SCIP_STAGE_TRANSFORMED
1775 * - \ref SCIP_STAGE_INITPRESOLVE
1776 * - \ref SCIP_STAGE_PRESOLVING
1777 * - \ref SCIP_STAGE_EXITPRESOLVE
1778 * - \ref SCIP_STAGE_PRESOLVED
1779 * - \ref SCIP_STAGE_SOLVING
1780 * - \ref SCIP_STAGE_SOLVED
1781 */
1782SCIP_EXPORT
1784 SCIP* scip, /**< SCIP data structure */
1785 FILE* file /**< output file */
1786 );
1787
1788/** outputs presolver statistics
1789 *
1790 * @pre This method can be called if SCIP is in one of the following stages:
1791 * - \ref SCIP_STAGE_TRANSFORMED
1792 * - \ref SCIP_STAGE_INITPRESOLVE
1793 * - \ref SCIP_STAGE_PRESOLVING
1794 * - \ref SCIP_STAGE_EXITPRESOLVE
1795 * - \ref SCIP_STAGE_PRESOLVED
1796 * - \ref SCIP_STAGE_SOLVING
1797 * - \ref SCIP_STAGE_SOLVED
1798 */
1799SCIP_EXPORT
1801 SCIP* scip, /**< SCIP data structure */
1802 FILE* file /**< output file */
1803 );
1804
1805/** outputs constraint statistics
1806 *
1807 * @pre This method can be called if SCIP is in one of the following stages:
1808 * - \ref SCIP_STAGE_TRANSFORMED
1809 * - \ref SCIP_STAGE_INITPRESOLVE
1810 * - \ref SCIP_STAGE_PRESOLVING
1811 * - \ref SCIP_STAGE_EXITPRESOLVE
1812 * - \ref SCIP_STAGE_PRESOLVED
1813 * - \ref SCIP_STAGE_SOLVING
1814 * - \ref SCIP_STAGE_SOLVED
1815 */
1816SCIP_EXPORT
1818 SCIP* scip, /**< SCIP data structure */
1819 FILE* file /**< output file */
1820 );
1821
1822/** outputs constraint timing statistics
1823 *
1824 * @pre This method can be called if SCIP is in one of the following stages:
1825 * - \ref SCIP_STAGE_TRANSFORMED
1826 * - \ref SCIP_STAGE_INITPRESOLVE
1827 * - \ref SCIP_STAGE_PRESOLVING
1828 * - \ref SCIP_STAGE_EXITPRESOLVE
1829 * - \ref SCIP_STAGE_PRESOLVED
1830 * - \ref SCIP_STAGE_SOLVING
1831 * - \ref SCIP_STAGE_SOLVED
1832 */
1833SCIP_EXPORT
1835 SCIP* scip, /**< SCIP data structure */
1836 FILE* file /**< output file */
1837 );
1838
1839/** outputs propagator statistics
1840 *
1841 * @pre This method can be called if SCIP is in one of the following stages:
1842 * - \ref SCIP_STAGE_TRANSFORMED
1843 * - \ref SCIP_STAGE_INITPRESOLVE
1844 * - \ref SCIP_STAGE_PRESOLVING
1845 * - \ref SCIP_STAGE_EXITPRESOLVE
1846 * - \ref SCIP_STAGE_PRESOLVED
1847 * - \ref SCIP_STAGE_SOLVING
1848 * - \ref SCIP_STAGE_SOLVED
1849 */
1850SCIP_EXPORT
1852 SCIP* scip, /**< SCIP data structure */
1853 FILE* file /**< output file */
1854 );
1855
1856/** outputs conflict statistics
1857 *
1858 * @pre This method can be called if SCIP is in one of the following stages:
1859 * - \ref SCIP_STAGE_TRANSFORMED
1860 * - \ref SCIP_STAGE_INITPRESOLVE
1861 * - \ref SCIP_STAGE_PRESOLVING
1862 * - \ref SCIP_STAGE_EXITPRESOLVE
1863 * - \ref SCIP_STAGE_PRESOLVED
1864 * - \ref SCIP_STAGE_SOLVING
1865 * - \ref SCIP_STAGE_SOLVED
1866 */
1867SCIP_EXPORT
1869 SCIP* scip, /**< SCIP data structure */
1870 FILE* file /**< output file */
1871 );
1872
1873/** outputs separator statistics
1874 *
1875 * Columns:
1876 * - RootCalls: The number of calls that happened at the root.
1877 * - FoundCuts: The total number of cuts generated by the separators.
1878 * Note: Cutpool-FoundCuts \f$= \sum_{i=1}^nsepas ( Foundcuts_i - DirectAdd_i )\f$.
1879 * - ViaPoolAdd: The total number of cuts added to the sepastore from the cutpool.
1880 * - DirectAdd: The total number of cuts added directly to the sepastore from the separator.
1881 * - Applied: The sum of all cuts from the separator that were applied to the LP.
1882 * - ViaPoolApp: The number of cuts that entered the sepastore from the cutpool that were applied to the LP.
1883 * - DirectApp: The number of cuts that entered the sepastore directly and were applied to the LP.
1884 *
1885 * The number of cuts ViaPoolAdd + Directly should be equal to the number of cuts Filtered + Forced + Selected in the
1886 * cutselector statistics.
1887 *
1888 * @note The following edge case may lead to over or undercounting of statistics: When SCIPapplyCutsProbing() is
1889 * called, cuts are counted for the cut selection statistics, but not for the separator statistics. This
1890 * happens, e.g., in the default plugin prop_obbt.c.
1891 *
1892 * @pre This method can be called if SCIP is in one of the following stages:
1893 * - \ref SCIP_STAGE_SOLVING
1894 * - \ref SCIP_STAGE_SOLVED
1895 */
1896SCIP_EXPORT
1898 SCIP* scip, /**< SCIP data structure */
1899 FILE* file /**< output file */
1900 );
1901
1902/** outputs cutselector statistics
1903 *
1904 * @pre This method can be called if SCIP is in one of the following stages:
1905 * - \ref SCIP_STAGE_SOLVING
1906 * - \ref SCIP_STAGE_SOLVED
1907 */
1908SCIP_EXPORT
1910 SCIP* scip, /**< SCIP data structure */
1911 FILE* file /**< output file */
1912 );
1913
1914/** outputs pricer statistics
1915 *
1916 * @pre This method can be called if SCIP is in one of the following stages:
1917 * - \ref SCIP_STAGE_SOLVING
1918 * - \ref SCIP_STAGE_SOLVED
1919 */
1920SCIP_EXPORT
1922 SCIP* scip, /**< SCIP data structure */
1923 FILE* file /**< output file */
1924 );
1925
1926/** outputs branching rule statistics
1927 *
1928 * @pre This method can be called if SCIP is in one of the following stages:
1929 * - \ref SCIP_STAGE_SOLVING
1930 * - \ref SCIP_STAGE_SOLVED
1931 */
1932SCIP_EXPORT
1934 SCIP* scip, /**< SCIP data structure */
1935 FILE* file /**< output file */
1936 );
1937
1938/** outputs heuristics statistics
1939 *
1940 * @pre This method can be called if SCIP is in one of the following stages:
1941 * - \ref SCIP_STAGE_PRESOLVING
1942 * - \ref SCIP_STAGE_EXITPRESOLVE
1943 * - \ref SCIP_STAGE_PRESOLVED
1944 * - \ref SCIP_STAGE_SOLVING
1945 * - \ref SCIP_STAGE_SOLVED
1946 */
1947SCIP_EXPORT
1949 SCIP* scip, /**< SCIP data structure */
1950 FILE* file /**< output file */
1951 );
1952
1953/** outputs compression statistics
1954 *
1955 * @pre This method can be called if SCIP is in one of the following stages:
1956 * - \ref SCIP_STAGE_PRESOLVING
1957 * - \ref SCIP_STAGE_EXITPRESOLVE
1958 * - \ref SCIP_STAGE_PRESOLVED
1959 * - \ref SCIP_STAGE_SOLVING
1960 * - \ref SCIP_STAGE_SOLVED
1961 */
1962SCIP_EXPORT
1964 SCIP* scip, /**< SCIP data structure */
1965 FILE* file /**< output file */
1966 );
1967
1968/** outputs LP statistics
1969 *
1970 * @pre This method can be called if SCIP is in one of the following stages:
1971 * - \ref SCIP_STAGE_SOLVING
1972 * - \ref SCIP_STAGE_SOLVED
1973 */
1974SCIP_EXPORT
1976 SCIP* scip, /**< SCIP data structure */
1977 FILE* file /**< output file */
1978 );
1979
1980/** outputs NLP statistics
1981 *
1982 * @pre This method can be called if SCIP is in one of the following stages:
1983 * - \ref SCIP_STAGE_SOLVING
1984 * - \ref SCIP_STAGE_SOLVED
1985 */
1986SCIP_EXPORT
1988 SCIP* scip, /**< SCIP data structure */
1989 FILE* file /**< output file */
1990 );
1991
1992/** outputs relaxator statistics
1993 *
1994 * @pre This method can be called if SCIP is in one of the following stages:
1995 * - \ref SCIP_STAGE_SOLVING
1996 * - \ref SCIP_STAGE_SOLVED
1997 */
1998SCIP_EXPORT
2000 SCIP* scip, /**< SCIP data structure */
2001 FILE* file /**< output file */
2002 );
2003
2004/** outputs tree statistics
2005 *
2006 * @pre This method can be called if SCIP is in one of the following stages:
2007 * - \ref SCIP_STAGE_SOLVING
2008 * - \ref SCIP_STAGE_SOLVED
2009 */
2010SCIP_EXPORT
2012 SCIP* scip, /**< SCIP data structure */
2013 FILE* file /**< output file */
2014 );
2015
2016/** outputs root statistics
2017 *
2018 * @pre This method can be called if SCIP is in one of the following stages:
2019 * - \ref SCIP_STAGE_SOLVING
2020 * - \ref SCIP_STAGE_SOLVED
2021 */
2022SCIP_EXPORT
2024 SCIP* scip, /**< SCIP data structure */
2025 FILE* file /**< output file */
2026 );
2027
2028/** outputs solution statistics
2029 *
2030 * @pre This method can be called if SCIP is in one of the following stages:
2031 * - \ref SCIP_STAGE_PRESOLVING
2032 * - \ref SCIP_STAGE_EXITPRESOLVE
2033 * - \ref SCIP_STAGE_PRESOLVED
2034 * - \ref SCIP_STAGE_SOLVING
2035 * - \ref SCIP_STAGE_SOLVED
2036 */
2037SCIP_EXPORT
2039 SCIP* scip, /**< SCIP data structure */
2040 FILE* file /**< output file */
2041 );
2042
2043/** outputs concurrent solver statistics
2044 *
2045 * @pre This method can be called if SCIP is in one of the following stages:
2046 * - \ref SCIP_STAGE_TRANSFORMED
2047 * - \ref SCIP_STAGE_INITPRESOLVE
2048 * - \ref SCIP_STAGE_PRESOLVING
2049 * - \ref SCIP_STAGE_EXITPRESOLVE
2050 * - \ref SCIP_STAGE_PRESOLVED
2051 * - \ref SCIP_STAGE_SOLVING
2052 * - \ref SCIP_STAGE_SOLVED
2053 */
2054SCIP_EXPORT
2056 SCIP* scip, /**< SCIP data structure */
2057 FILE* file /**< output file */
2058 );
2059
2060/** outputs Benders' decomposition statistics
2061 *
2062 * @pre This method can be called if SCIP is in one of the following stages:
2063 * - \ref SCIP_STAGE_SOLVING
2064 * - \ref SCIP_STAGE_SOLVED
2065 */
2066SCIP_EXPORT
2068 SCIP* scip, /**< SCIP data structure */
2069 FILE* file /**< output file */
2070 );
2071
2072/** outputs expression handler statistics
2073 *
2074 * @pre This method can be called if SCIP is in one of the following stages:
2075 * - \ref SCIP_STAGE_PROBLEM
2076 * - \ref SCIP_STAGE_TRANSFORMED
2077 * - \ref SCIP_STAGE_INITPRESOLVE
2078 * - \ref SCIP_STAGE_PRESOLVING
2079 * - \ref SCIP_STAGE_EXITPRESOLVE
2080 * - \ref SCIP_STAGE_PRESOLVED
2081 * - \ref SCIP_STAGE_SOLVING
2082 * - \ref SCIP_STAGE_SOLVED
2083 */
2084SCIP_EXPORT
2086 SCIP* scip, /**< SCIP data structure */
2087 FILE* file /**< output file */
2088 );
2089
2090/** outputs NLPI statistics
2091 *
2092 * @pre This method can be called if SCIP is in one of the following stages:
2093 * - \ref SCIP_STAGE_PROBLEM
2094 * - \ref SCIP_STAGE_TRANSFORMED
2095 * - \ref SCIP_STAGE_INITPRESOLVE
2096 * - \ref SCIP_STAGE_PRESOLVING
2097 * - \ref SCIP_STAGE_EXITPRESOLVE
2098 * - \ref SCIP_STAGE_PRESOLVED
2099 * - \ref SCIP_STAGE_SOLVING
2100 * - \ref SCIP_STAGE_SOLVED
2101 */
2102SCIP_EXPORT
2104 SCIP* scip, /**< SCIP data structure */
2105 FILE* file /**< output file */
2106 );
2107
2108/** outputs solving statistics
2109 *
2110 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
2111 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
2112 *
2113 * @note If limits have been changed between the solution and the call to this function, the status is recomputed and
2114 * thus may to correspond to the original status.
2115 *
2116 * @pre This method can be called if SCIP is in one of the following stages:
2117 * - \ref SCIP_STAGE_INIT
2118 * - \ref SCIP_STAGE_PROBLEM
2119 * - \ref SCIP_STAGE_TRANSFORMED
2120 * - \ref SCIP_STAGE_INITPRESOLVE
2121 * - \ref SCIP_STAGE_PRESOLVING
2122 * - \ref SCIP_STAGE_EXITPRESOLVE
2123 * - \ref SCIP_STAGE_PRESOLVED
2124 * - \ref SCIP_STAGE_SOLVING
2125 * - \ref SCIP_STAGE_SOLVED
2126 */
2127SCIP_EXPORT
2129 SCIP* scip, /**< SCIP data structure */
2130 FILE* file /**< output file (or NULL for standard output) */
2131 );
2132
2133/** outputs reoptimization statistics
2134 *
2135 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
2136 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
2137 *
2138 * @pre This method can be called if SCIP is in one of the following stages:
2139 * - \ref SCIP_STAGE_INIT
2140 * - \ref SCIP_STAGE_PROBLEM
2141 * - \ref SCIP_STAGE_TRANSFORMED
2142 * - \ref SCIP_STAGE_INITPRESOLVE
2143 * - \ref SCIP_STAGE_PRESOLVING
2144 * - \ref SCIP_STAGE_EXITPRESOLVE
2145 * - \ref SCIP_STAGE_PRESOLVED
2146 * - \ref SCIP_STAGE_SOLVING
2147 * - \ref SCIP_STAGE_SOLVED
2148 */
2149SCIP_EXPORT
2151 SCIP* scip, /**< SCIP data structure */
2152 FILE* file /**< output file (or NULL for standard output) */
2153 );
2154
2155/** outputs history statistics about branchings on variables
2156 *
2157 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
2158 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
2159 *
2160 * @pre This method can be called if SCIP is in one of the following stages:
2161 * - \ref SCIP_STAGE_INIT
2162 * - \ref SCIP_STAGE_PROBLEM
2163 * - \ref SCIP_STAGE_TRANSFORMED
2164 * - \ref SCIP_STAGE_INITPRESOLVE
2165 * - \ref SCIP_STAGE_PRESOLVING
2166 * - \ref SCIP_STAGE_EXITPRESOLVE
2167 * - \ref SCIP_STAGE_PRESOLVED
2168 * - \ref SCIP_STAGE_SOLVING
2169 * - \ref SCIP_STAGE_SOLVED
2170 */
2171SCIP_EXPORT
2173 SCIP* scip, /**< SCIP data structure */
2174 FILE* file /**< output file (or NULL for standard output) */
2175 );
2176
2177/** outputs node information display line
2178 *
2179 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
2180 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
2181 *
2182 * @pre This method can be called if SCIP is in one of the following stages:
2183 * - \ref SCIP_STAGE_SOLVING
2184 */
2185SCIP_EXPORT
2187 SCIP* scip, /**< SCIP data structure */
2188 FILE* file, /**< output file (or NULL for standard output) */
2189 SCIP_VERBLEVEL verblevel, /**< minimal verbosity level to actually display the information line */
2190 SCIP_Bool endline /**< should the line be terminated with a newline symbol? */
2191 );
2192
2193/** gets total number of implications between variables that are stored in the implication graph
2194 *
2195 * @return the total number of implications between variables that are stored in the implication graph
2196 *
2197 * @pre This method can be called if SCIP is in one of the following stages:
2198 * - \ref SCIP_STAGE_INITPRESOLVE
2199 * - \ref SCIP_STAGE_PRESOLVING
2200 * - \ref SCIP_STAGE_EXITPRESOLVE
2201 * - \ref SCIP_STAGE_PRESOLVED
2202 * - \ref SCIP_STAGE_INITSOLVE
2203 * - \ref SCIP_STAGE_SOLVING
2204 * - \ref SCIP_STAGE_SOLVED
2205 */
2206SCIP_EXPORT
2208 SCIP* scip /**< SCIP data structure */
2209 );
2210
2211/** stores conflict graph of binary variables' implications into a file, which can be used as input for the DOT tool
2212 *
2213 * @return \ref SCIP_OKAY is returned if everything worked. Otherwise a suitable error code is passed. See \ref
2214 * SCIP_Retcode "SCIP_RETCODE" for a complete list of error codes.
2215 *
2216 * @pre This method can be called if SCIP is in one of the following stages:
2217 * - \ref SCIP_STAGE_TRANSFORMED
2218 * - \ref SCIP_STAGE_INITPRESOLVE
2219 * - \ref SCIP_STAGE_PRESOLVING
2220 * - \ref SCIP_STAGE_EXITPRESOLVE
2221 * - \ref SCIP_STAGE_PRESOLVED
2222 * - \ref SCIP_STAGE_INITSOLVE
2223 * - \ref SCIP_STAGE_SOLVING
2224 * - \ref SCIP_STAGE_SOLVED
2225 * - \ref SCIP_STAGE_EXITSOLVE
2226 *
2227 * @deprecated because binary implications are now stored as cliques
2228 */
2229SCIP_EXPORT
2231 SCIP* scip, /**< SCIP data structure */
2232 const char* filename /**< file name, or NULL for stdout */
2233 );
2234
2235
2236/** update statistical information when a new solution was found */
2237SCIP_EXPORT
2239 SCIP* scip /**< SCIP data structure */
2240 );
2241
2242/** recomputes and returns the primal dual gap stored in the stats */
2243SCIP_EXPORT
2245 SCIP* scip /**< SCIP data structure */
2246 );
2247
2248/**@} */
2249
2250#ifdef __cplusplus
2251}
2252#endif
2253
2254#endif
common defines and data types used in all packages of SCIP
#define SCIP_Longint
Definition: def.h:158
#define SCIP_Bool
Definition: def.h:91
#define SCIP_Real
Definition: def.h:173
#define nnodes
Definition: gastrans.c:74
void SCIPprintPropagatorStatistics(SCIP *scip, FILE *file)
void SCIPprintTreeStatistics(SCIP *scip, FILE *file)
void SCIPprintStatusStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetAvgConflictScoreCurrentRun(SCIP *scip)
void SCIPprintCompressionStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetAvgCutoffsCurrentRun(SCIP *scip, SCIP_BRANCHDIR dir)
void SCIPprintRootStatistics(SCIP *scip, FILE *file)
SCIP_Bool SCIPisPrimalboundSol(SCIP *scip)
SCIP_Longint SCIPgetNConflictDualproofsApplied(SCIP *scip)
int SCIPgetNImplications(SCIP *scip)
void SCIPprintConstraintTimingStatistics(SCIP *scip, FILE *file)
void SCIPaddNNodes(SCIP *scip, SCIP_Longint nnodes)
void SCIPincAvgGMIeff(SCIP *scip, SCIP_Real gmieff)
SCIP_Real SCIPgetDeterministicTime(SCIP *scip)
SCIP_Longint SCIPgetNSolsFound(SCIP *scip)
SCIP_Real SCIPgetPrimalbound(SCIP *scip)
int SCIPgetMaxDepth(SCIP *scip)
SCIP_RETCODE SCIPupdateCutoffbound(SCIP *scip, SCIP_Real cutoffbound)
SCIP_Longint SCIPgetNBarrierLPIterations(SCIP *scip)
SCIP_Real SCIPgetAvgInferenceScore(SCIP *scip)
SCIP_Longint SCIPgetNDivingLPIterations(SCIP *scip)
SCIP_Real SCIPgetAvgPseudocostScoreCurrentRun(SCIP *scip)
SCIP_Real SCIPgetUpperbound(SCIP *scip)
SCIP_Real SCIPgetLowerboundRoot(SCIP *scip)
SCIP_Real SCIPgetAvgConflictlengthScore(SCIP *scip)
void SCIPprintSolutionStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetAvgPseudocostCount(SCIP *scip, SCIP_BRANCHDIR dir)
SCIP_Longint SCIPgetNInfeasibleLeaves(SCIP *scip)
void SCIPprintRelaxatorStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetGap(SCIP *scip)
SCIP_Longint SCIPgetNResolveLPIterations(SCIP *scip)
void SCIPprintOrigProblemStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNNodeZeroIterationLPs(SCIP *scip)
SCIP_Longint SCIPgetNNodes(SCIP *scip)
SCIP_Longint SCIPgetNFeasibleLeaves(SCIP *scip)
SCIP_Longint SCIPgetNNodeInitLPs(SCIP *scip)
int SCIPgetMaxTotalDepth(SCIP *scip)
int SCIPgetNPricevars(SCIP *scip)
int SCIPgetNRootboundChgsRun(SCIP *scip)
SCIP_Real SCIPgetDualbound(SCIP *scip)
void SCIPprintLPStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNRootStrongbranchs(SCIP *scip)
int SCIPgetNEnabledConss(SCIP *scip)
int SCIPgetNSepaRounds(SCIP *scip)
int SCIPgetNCutsFoundRound(SCIP *scip)
void SCIPprintNLPStatistics(SCIP *scip, FILE *file)
int SCIPgetNRootboundChgs(SCIP *scip)
SCIP_Real SCIPgetFirstPrimalBound(SCIP *scip)
SCIP_Longint SCIPgetNStrongbranchLPIterations(SCIP *scip)
int SCIPgetNPricevarsApplied(SCIP *scip)
int SCIPgetNCutsApplied(SCIP *scip)
void SCIPprintPricerStatistics(SCIP *scip, FILE *file)
SCIP_RETCODE SCIPprintStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetLowerbound(SCIP *scip)
SCIP_Real SCIPgetAvgLowerbound(SCIP *scip)
SCIP_RETCODE SCIPprintBranchingStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNTotalNodes(SCIP *scip)
void SCIPprintSeparatorStatistics(SCIP *scip, FILE *file)
void SCIPprintConcsolverStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNResolveLPs(SCIP *scip)
int SCIPgetNRuns(SCIP *scip)
void SCIPprintNLPIStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNNodeLPIterations(SCIP *scip)
SCIP_Longint SCIPgetNDualLPIterations(SCIP *scip)
void SCIPprintBranchruleStatistics(SCIP *scip, FILE *file)
int SCIPgetNActiveConss(SCIP *scip)
void SCIPprintConflictStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetDualboundRoot(SCIP *scip)
SCIP_Longint SCIPgetNDualLPs(SCIP *scip)
SCIP_Real SCIPgetAvgCutoffScoreCurrentRun(SCIP *scip)
SCIP_Real SCIPgetAvgGMIeff(SCIP *scip)
void SCIPprintExpressionHandlerStatistics(SCIP *scip, FILE *file)
int SCIPgetNPriceRounds(SCIP *scip)
SCIP_Longint SCIPgetNLPs(SCIP *scip)
int SCIPgetNReoptRuns(SCIP *scip)
SCIP_Real SCIPgetAvgDualbound(SCIP *scip)
void SCIPprintBendersStatistics(SCIP *scip, FILE *file)
void SCIPprintTimingStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNRootLPIterations(SCIP *scip)
SCIP_Longint SCIPgetNPrimalResolveLPIterations(SCIP *scip)
SCIP_Real SCIPgetAvgInferenceScoreCurrentRun(SCIP *scip)
void SCIPprintCutselectorStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetAvgConflictScore(SCIP *scip)
SCIP_Longint SCIPgetNLimSolsFound(SCIP *scip)
void SCIPstoreSolutionGap(SCIP *scip)
SCIP_Real SCIPgetAvgPseudocost(SCIP *scip, SCIP_Real solvaldelta)
void SCIPprintConstraintStatistics(SCIP *scip, FILE *file)
SCIP_RETCODE SCIPprintTransProblem(SCIP *scip, FILE *file, const char *extension, SCIP_Bool genericnames)
SCIP_Longint SCIPgetNBacktracks(SCIP *scip)
SCIP_RETCODE SCIPprintReoptStatistics(SCIP *scip, FILE *file)
SCIP_Longint SCIPgetNBarrierLPs(SCIP *scip)
SCIP_RETCODE SCIPprintOrigProblem(SCIP *scip, FILE *file, const char *extension, SCIP_Bool genericnames)
SCIP_Longint SCIPgetNDualResolveLPIterations(SCIP *scip)
SCIP_Real SCIPgetTransGap(SCIP *scip)
SCIP_Longint SCIPgetNBestSolsFound(SCIP *scip)
SCIP_RETCODE SCIPwriteImplicationConflictGraph(SCIP *scip, const char *filename)
SCIP_Real SCIPgetAvgPseudocostScore(SCIP *scip)
SCIP_Real SCIPgetPseudocostCount(SCIP *scip, SCIP_BRANCHDIR dir, SCIP_Bool onlycurrentrun)
SCIP_Real SCIPgetCutoffbound(SCIP *scip)
SCIP_Real SCIPgetFirstLPLowerboundRoot(SCIP *scip)
SCIP_Real SCIPgetAvgPseudocostCountCurrentRun(SCIP *scip, SCIP_BRANCHDIR dir)
SCIP_Longint SCIPgetNConflictConssApplied(SCIP *scip)
SCIP_Longint SCIPgetNObjlimLeaves(SCIP *scip)
int SCIPgetNCutsFound(SCIP *scip)
void SCIPprintPresolverStatistics(SCIP *scip, FILE *file)
void SCIPprintTransProblemStatistics(SCIP *scip, FILE *file)
SCIP_RETCODE SCIPprintDisplayLine(SCIP *scip, FILE *file, SCIP_VERBLEVEL verblevel, SCIP_Bool endline)
SCIP_Longint SCIPgetNDivingLPs(SCIP *scip)
SCIP_Longint SCIPgetNNodeLPs(SCIP *scip)
SCIP_Real SCIPgetFirstLPDualboundRoot(SCIP *scip)
SCIP_Real SCIPgetAvgConflictlengthScoreCurrentRun(SCIP *scip)
SCIP_Longint SCIPgetNRootFirstLPIterations(SCIP *scip)
int SCIPgetNPricevarsFound(SCIP *scip)
SCIP_Longint SCIPgetNNodeInitLPIterations(SCIP *scip)
SCIP_Longint SCIPgetNNZs(SCIP *scip)
SCIP_Longint SCIPgetNDelayedCutoffs(SCIP *scip)
SCIP_Longint SCIPgetNPrimalResolveLPs(SCIP *scip)
SCIP_Longint SCIPgetNConflictConssFound(SCIP *scip)
SCIP_Real SCIPgetAvgPseudocostCurrentRun(SCIP *scip, SCIP_Real solvaldelta)
SCIP_Real SCIPgetAvgInferences(SCIP *scip, SCIP_BRANCHDIR dir)
SCIP_Longint SCIPgetNPrimalLPIterations(SCIP *scip)
SCIP_Longint SCIPgetNStrongbranchs(SCIP *scip)
int SCIPgetNConflictConssFoundNode(SCIP *scip)
SCIP_Longint SCIPgetNLPIterations(SCIP *scip)
SCIP_Real SCIPgetAvgInferencesCurrentRun(SCIP *scip, SCIP_BRANCHDIR dir)
SCIP_Longint SCIPgetNDualResolveLPs(SCIP *scip)
void SCIPprintHeuristicStatistics(SCIP *scip, FILE *file)
SCIP_Real SCIPgetPseudocostVariance(SCIP *scip, SCIP_BRANCHDIR branchdir, SCIP_Bool onlycurrentrun)
SCIP_Real SCIPgetPrimalDualIntegral(SCIP *scip)
SCIP_Longint SCIPgetNPrimalLPs(SCIP *scip)
SCIP_Real SCIPgetAvgCutoffs(SCIP *scip, SCIP_BRANCHDIR dir)
SCIP_Longint SCIPgetNRootStrongbranchLPIterations(SCIP *scip)
SCIP_Real SCIPgetAvgCutoffScore(SCIP *scip)
type definitions for branching and inference history
enum SCIP_BranchDir SCIP_BRANCHDIR
Definition: type_history.h:48
type definitions for message output methods
enum SCIP_VerbLevel SCIP_VERBLEVEL
Definition: type_message.h:59
type definitions for return codes for SCIP methods
enum SCIP_Retcode SCIP_RETCODE
Definition: type_retcode.h:63
type definitions for SCIP's main datastructure