| Name | Langford/Langford-m1-k4/ Langford-4-05.xml |
| MD5SUM | dcd698711e12f83e61e612819d8effe3 |
| 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 | 0.012511 |
| Satisfiable | |
| (Un)Satisfiability was proved | |
| Number of variables | 20 |
| Number of constraints | 16 |
| Number of domains | 1 |
| Minimum domain size | 20 |
| Maximum domain size | 20 |
| Distribution of domain sizes | [{"size":20,"count":20}] |
| Minimum variable degree | 2 |
| Maximum variable degree | 3 |
| Distribution of variable degrees | [{"degree":2,"count":10},{"degree":3,"count":10}] |
| Minimum constraint arity | 2 |
| Maximum constraint arity | 20 |
| Distribution of constraint arities | [{"arity":2,"count":15},{"arity":20,"count":1}] |
| Number of extensional constraints | 0 |
| Number of intensional constraints | 15 |
| Distribution of constraint types | [{"type":"intension","count":15},{"type":"allDifferent","count":1}] |
| Optimization problem | NO |
| Type of objective |
| Solver Name | TraceID | Answer | CPU time | Wall clock time |
|---|---|---|---|---|
| miniBTD 2017-06-30 (complete) | 4252174 | UNSAT | 0.012361 | 0.012994 |
| miniBTD 2017-08-10 (complete) | 4264851 | UNSAT | 0.012511 | 0.109129 |
| cosoco-mini 1.1 (2017-06-27) (complete) | 4252175 | UNSAT | 0.020478 | 0.02136 |
| cosoco-mini 1.1 (2017-07-29) (complete) | 4260111 | UNSAT | 0.020933 | 0.075974897 |
| cosoco-mini 1.12 (complete) | 4267292 | UNSAT | 0.021772999 | 0.021805899 |
| Naxos 1.1.0 (complete) | 4252176 | UNSAT | 0.027026 | 0.0276101 |
This section presents information obtained from the best job displayed in the list (i.e. solvers whose names are not hidden).
objective function: