Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:15 2013

Optimize a model with 334 rows, 280 columns and 1090 nonzeros
Presolve removed 5 rows and 0 columns
Presolve time: 0.00s
Presolved: 329 rows, 280 columns, 1085 nonzeros
Variable types: 275 continuous, 5 integer (5 binary)

Root relaxation: objective 8.402875e+03, 43 iterations, 0.00 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0 8402.87500    0    1          - 8402.87500     -      -    0s
H    0     0                    8471.0000000 8402.87500  0.80%     -    0s
     0     0     cutoff    0      8471.00000 8471.00000   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Implied bound: 1

Explored 0 nodes (45 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 8.471000000000e+03, best bound 8.471000000000e+03, gap 0.0%