| Name | Langford/Langford-m1-k4/ Langford-4-16.xml |
| MD5SUM | a550bb6a39ca50ab9210b9c0283e2640 |
| Bench Category | CSP (decision problem) |
| Best result obtained on this benchmark | UNSAT |
| Best value of the objective obtained on this benchmark | |
| Best CPU time to get the best result obtained on this benchmark | 84.7029 |
| Satisfiable | |
| (Un)Satisfiability was proved | |
| Number of variables | 64 |
| Number of constraints | 49 |
| Number of domains | 1 |
| Minimum domain size | 64 |
| Maximum domain size | 64 |
| Distribution of domain sizes | [{"size":64,"count":64}] |
| Minimum variable degree | 2 |
| Maximum variable degree | 3 |
| Distribution of variable degrees | [{"degree":2,"count":32},{"degree":3,"count":32}] |
| Minimum constraint arity | 2 |
| Maximum constraint arity | 64 |
| Distribution of constraint arities | [{"arity":2,"count":48},{"arity":64,"count":1}] |
| Number of extensional constraints | 0 |
| Number of intensional constraints | 48 |
| Distribution of constraint types | [{"type":"intension","count":48},{"type":"allDifferent","count":1}] |
| Optimization problem | NO |
| Type of objective |
| Solver Name | TraceID | Answer | CPU time | Wall clock time |
|---|---|---|---|---|
| (reference) PicatSAT 2019-09-12 (complete) | 4407591 | UNSAT | 84.7029 | 84.7139 |
| NACRE 1.0.5 (complete) | 4391604 | UNSAT | 1188.5 | 1188.49 |
| cosoco 2.0 (complete) | 4397284 | UNSAT | 1492.98 | 1493.04 |
| cosoco 2 (complete) | 4390004 | UNSAT | 1528.47 | 1528.65 |
| cosoco 2.0 (complete) | 4408544 | UNSAT | 1714.87 | 1714.72 |
| miniBTD 19.06.16 (complete) | 4391804 | ? | 2400 | 2399.78 |
| NACRE 1.0.5-Hybrid (complete) | 4391404 | ? (TO) | 2400.03 | 2400.4 |
This section presents information obtained from the best job displayed in the list (i.e. solvers whose names are not hidden).
objective function: