Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:41:48 2013

Optimize a model with 1320 rows, 6060 columns and 15100 nonzeros
Presolve removed 20 rows and 20 columns
Presolve time: 0.15s
Presolved: 1300 rows, 6040 columns, 14080 nonzeros
Variable types: 5040 continuous, 1000 integer (1000 binary)

Root relaxation: objective 3.573401e+04, 471 iterations, 0.02 seconds

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

     0     0 35734.0139    0    6          - 35734.0139     -      -    0s
     0     0 35846.3066    0    8          - 35846.3066     -      -    0s
     0     0 35858.3458    0    8          - 35858.3458     -      -    0s
     0     0 35858.4787    0    8          - 35858.4787     -      -    0s
     0     0 35858.4787    0    8          - 35858.4787     -      -    0s
     0     2 35858.4787    0    8          - 35858.4787     -      -    0s
*   25     9              13    36175.683193 36098.3654  0.21%  40.4    0s

Cutting planes:
  Gomory: 3
  Implied bound: 65
  Flow cover: 5

Explored 31 nodes (1826 simplex iterations) in 0.87 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.617568319306e+04, best bound 3.617317645456e+04, gap 0.0069%