Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:31:59 2012
Optimize a model with 327 rows, 240 columns and 1055 nonzeros
Presolve time: 0.00s
Presolved: 327 rows, 240 columns, 1055 nonzeros
Variable types: 0 continuous, 240 integer (240 binary)
Found heuristic solution: objective 74.0000000
Root relaxation: objective 0.000000e+00, 112 iterations, 0.00 seconds
Nodes | Current Node | Objective Bounds | Work
Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time
0 0 0.00000 0 74 74.00000 0.00000 100% - 0s
H 0 0 51.0000000 0.00000 100% - 0s
0 0 0.48649 0 75 51.00000 0.48649 99.0% - 0s
H 0 0 48.0000000 0.48649 99.0% - 0s
0 0 1.00000 0 76 48.00000 1.00000 97.9% - 0s
0 0 1.00000 0 76 48.00000 1.00000 97.9% - 0s
0 0 1.00000 0 74 48.00000 1.00000 97.9% - 0s
0 0 1.00000 0 74 48.00000 1.00000 97.9% - 0s
0 0 1.00000 0 74 48.00000 1.00000 97.9% - 0s
0 0 1.00000 0 74 48.00000 1.00000 97.9% - 0s
0 2 1.00000 0 74 48.00000 1.00000 97.9% - 0s
* 40 40 23 36.0000000 2.91781 91.9% 30.2 0s
* 113 92 24 35.0000000 6.00000 82.9% 27.7 0s
* 115 85 25 34.0000000 6.00000 82.4% 27.3 0s
H 243 178 32.0000000 7.03614 78.0% 28.7 0s
* 507 293 21 31.0000000 8.58983 72.3% 25.2 0s
* 797 378 25 30.0000000 9.51613 68.3% 26.8 0s
6220 583 23.21053 18 96 30.00000 22.00000 26.7% 22.1 5s
Cutting planes:
Gomory: 1
Explored 8540 nodes (189603 simplex iterations) in 6.54 seconds
Thread count was 1 (of 16 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 3.000000000000e+01, best bound 3.000000000000e+01, gap 0.0%