Submitter Variables Constraints Density Status Group Objective MPS File
A. Zymolka 200 100 2.8e-02 easy enlight 37 enlight_hard.mps.gz

Model to solve instance of a combinatorial game ``EnLight’’ Imported from the MIPLIB2010 submissions.

Instance Statistics

Detailed explanation of the following tables can be found here.

Size Related Properties
Original Presolved
Variables 200 200
Constraints 100 100
Binaries 100 102
Integers 100 98
Continuous 0 0
Implicit Integers 0 0
Fixed Variables 0 0
Nonzero Density 0.028 0.028
Nonzeroes 560 560
Constraint Classification Properties
Original Presolved
Total 100 100
Empty 0 0
Free 0 0
Singleton 0 0
Aggregations 0 0
Precedence 0 0
Variable Bound 0 0
Set Partitioning 0 0
Set Packing 0 0
Set Covering 0 0
Cardinality 0 0
Invariant Knapsack 0 0
Equation Knapsack 0 2
Bin Packing 0 0
Knapsack 0 0
Integer Knapsack 0 0
Mixed Binary 0 0
General Linear 100 98
Indicator 0 0

Structure

Available nonzero structure and decomposition information. Further information can be found here.

value min median mean max
Components 0.30103
Constraint % 36 36 36 36
Variable % 50 50 50 50
Score 0.18000

Best Known Solution(s)

Find solutions below. Download the archive containing all solutions from the Download page.

ID Objective Exact Int. Viol Cons. Viol Obj. Viol Submitter Date Description
1 37 37 0 0 0 - 2018-10-11 Solution found during MIPLIB2017 problem selection.

Similar instances in collection

The following instances are most similar to enlight_hard in the collection. This similarity analysis is based on 100 scaled instance features describing properties of the variables, objective function, bounds, constraints, and right hand sides.

Instance Variables Binaries Integers Continuous Constraints Nonz. Submitter Group Status Objective
enlight11 242 121 121 0 121 682 A. Zymolka enlight easy Infeasible
enlight9 162 81 81 0 81 450 A. Zymolka enlight easy Infeasible
enlight8 128 64 64 0 64 352 A. Zymolka enlight easy 27
enlight4 32 16 16 0 16 80 A. Zymolka enlight easy Infeasible
timtab1 397 77 94 226 171 829 C. Liebchen, R. Möhring timtab easy 764772

Reference

No bibliographic information available

Last Update Nov 19, 2018 by Gregor Hendel
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