Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:55:10 2013

Optimize a model with 48 rows, 182 columns and 742 nonzeros
Presolve removed 22 rows and 78 columns
Presolve time: 0.00s
Presolved: 26 rows, 104 columns, 606 nonzeros
Variable types: 94 continuous, 10 integer (10 binary)

Root relaxation: objective 7.659086e+03, 14 iterations, 0.00 seconds

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

     0     0 7659.08578    0    3          - 7659.08578     -      -    0s
     0     0 7661.24443    0    5          - 7661.24443     -      -    0s
     0     0 7661.38555    0    5          - 7661.38555     -      -    0s
*    0     0               0    7664.5910647 7664.59106   0.0%     -    0s

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

Explored 0 nodes (41 simplex iterations) in 0.01 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 7.664591064738e+03, best bound 7.664591064738e+03, gap 0.0%