Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:15:36 2013

Optimize a model with 44 rows, 116 columns and 378 nonzeros
Presolve removed 22 rows and 54 columns
Presolve time: 0.00s
Presolved: 22 rows, 62 columns, 282 nonzeros
Variable types: 54 continuous, 8 integer (8 binary)

Root relaxation: objective 5.497312e+03, 10 iterations, 0.00 seconds

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

     0     0 5497.31217    0    2          - 5497.31217     -      -    0s
     0     0 5500.62304    0    4          - 5500.62304     -      -    0s
     0     0 5500.85550    0    4          - 5500.85550     -      -    0s
     0     0 5500.88097    0    4          - 5500.88097     -      -    0s
*    0     0               0    5503.7769582 5503.77696   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Implied bound: 1
  Flow cover: 2

Explored 0 nodes (32 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 5.503776958217e+03, best bound 5.503776958217e+03, gap 0.0%