Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:53:44 2013

Optimize a model with 9330 rows, 9030 columns and 36030 nonzeros
Presolve removed 670 rows and 0 columns
Presolve time: 0.05s
Presolved: 8660 rows, 9030 columns, 34690 nonzeros
Variable types: 9000 continuous, 30 integer (30 binary)

Root relaxation: objective 3.405097e+04, 1273 iterations, 0.06 seconds

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

     0     0 34050.9688    0    1          - 34050.9688     -      -    0s
H    0     0                    34070.000000 34050.9688  0.06%     -    0s
H    0     0                    34052.000000 34050.9688  0.00%     -    0s

Explored 0 nodes (1273 simplex iterations) in 0.17 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.405200000000e+04, best bound 3.405096875000e+04, gap 0.0030%