| Name | normalized-PB16/DEC-SMALLINT-LIN/pb16-16-elffers/ vertexcover-instances/normalized-vertexcover-grid4x7-hard.opb |
| MD5SUM | 27ef61f39dad451de9c4fe85e7463fc4 |
| Bench Category | DEC-SMALLINT-LIN (no optimisation, small integers, linear constraints) |
| 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 | 0.001998 |
| Has Objective Function | NO |
| Satisfiable | |
| (Un)Satisfiability was proved | |
| Best value of the objective function | |
| Optimality of the best value was proved | |
| Number of variables | 28 |
| Total number of constraints | 57 |
| Number of constraints which are clauses | 56 |
| Number of constraints which are cardinality constraints (but not clauses) | 1 |
| Number of constraints which are nor clauses,nor cardinality constraints | 0 |
| Minimum length of a constraint | 2 |
| Maximum length of a constraint | 28 |
| Number of terms in the objective function | 0 |
| Biggest coefficient in the objective function | 0 |
| Number of bits for the biggest coefficient in the objective function | 0 |
| Sum of the numbers in the objective function | 0 |
| Number of bits of the sum of numbers in the objective function | 0 |
| Biggest number in a constraint | 15 |
| Number of bits of the biggest number in a constraint | 4 |
| Biggest sum of numbers in a constraint | 43 |
| Number of bits of the biggest sum of numbers | 6 |
| Number of products (including duplicates) | 0 |
| Sum of products size (including duplicates) | 0 |
| Number of different products | 0 |
| Sum of products size | 0 |
| Solver Name | TraceID | Answer | CPU time | Wall clock time |
|---|---|---|---|---|
| Open-WBO-LSU PB16 (complete) | 4089368 | UNSAT | 0.001998 | 0.00691693 |
| Open-WBO PB16 (complete) | 4089370 | UNSAT | 0.001998 | 0.00694011 |
| minisatp 2012-10-02 git-d91742b (complete) | 4113245 | UNSAT | 0.002998 | 0.00960405 |
| NaPS 1.02 (complete) | 4089367 | UNSAT | 0.003999 | 0.00688102 |
| cdcl-cuttingplanes DEC 2016-05-01 (complete) | 4089371 | UNSAT | 0.010997 | 0.011308 |
| toysat 2016-05-02 (complete) | 4089365 | UNSAT | 0.031994 | 0.036347 |
| Sat4j PB 2.3.6 Resolution PB16 (complete) | 4089369 | UNSAT | 0.263959 | 0.200398 |
| Sat4j PB 2.3.6 Res+CP PB16 (complete) | 4089366 | UNSAT | 0.342947 | 0.643514 |
This section presents information obtained from the best job displayed in the list (i.e. solvers whose names are not hidden).
objective function: