Gurobi 5.0.1 (linux64) logging started Sun Nov 18 09:53:17 2012
Optimize a model with 335 rows, 913 columns and 913 nonzeros
Model has 668 quadratic constraints
Presolve removed 0 rows and 17 columns
Presolve time: 3.89s
Presolved: 335 rows, 896 columns, 896 nonzeros
Variable types: 668 continuous, 228 integer (227 binary)
Root relaxation: objective 0.000000e+00, 83 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
H 0 0 175.0000000 - - - 3s
0 0 0.00000 0 102 175.00000 0.00000 100% - 3s
0 0 0.00000 0 172 175.00000 0.00000 100% - 3s
0 0 0.00000 0 167 175.00000 0.00000 100% - 3s
0 2 0.00000 0 134 175.00000 0.00000 100% - 4s
H 49 49 27.0000000 4.16000 84.6% 56.2 4s
* 55 49 30 26.0000000 4.16000 84.0% 61.4 4s
465 178 25.86376 10 199 26.00000 13.00000 50.0% 41.2 5s
1770 340 23.33485 30 545 26.00000 16.73846 35.6% 44.4 10s
3564 355 cutoff 33 26.00000 21.00000 19.2% 38.7 15s
Explored 5285 nodes (187003 simplex iterations) in 19.06 seconds
Thread count was 1 (of 16 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 2.600000000000e+01, best bound 2.600000000000e+01, gap 0.0%