Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:52:51 2013

Optimize a model with 7072 rows, 6812 columns and 27092 nonzeros
Presolve removed 26 rows and 0 columns
Presolve time: 0.03s
Presolved: 7046 rows, 6812 columns, 27066 nonzeros
Variable types: 6786 continuous, 26 integer (26 binary)

Root relaxation: objective 2.183472e+04, 844 iterations, 0.06 seconds

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

     0     0 21834.7192    0   19          - 21834.7192     -      -    0s
H    0     0                    24509.000000 21834.7192  10.9%     -    0s
*    0     0               0    23340.000000 23340.0000   0.0%     -    0s

Cutting planes:
  Gomory: 14
  Implied bound: 18

Explored 0 nodes (1069 simplex iterations) in 0.22 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.334000000000e+04, best bound 2.334000000000e+04, gap 0.0%