Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:55:22 2013

Optimize a model with 240 rows, 1710 columns and 5310 nonzeros
Presolve removed 10 rows and 250 columns
Presolve time: 0.00s
Presolved: 230 rows, 1460 columns, 4910 nonzeros
Variable types: 1410 continuous, 50 integer (50 binary)

Root relaxation: objective 1.836170e+04, 130 iterations, 0.00 seconds

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

     0     0 18361.7044    0    3          - 18361.7044     -      -    0s
     0     0 18365.7967    0    5          - 18365.7967     -      -    0s
     0     0 18366.1914    0    5          - 18366.1914     -      -    0s
     0     0 18366.1914    0    5          - 18366.1914     -      -    0s
H    0     0                    18423.142900 18366.1914  0.31%     -    0s
     0     1 18396.6524    0    3 18423.1429 18396.6524  0.14%     -    0s
*    5     2               5    18418.387270 18418.1501  0.00%  17.2    0s

Cutting planes:
  Gomory: 1
  Flow cover: 1

Explored 6 nodes (323 simplex iterations) in 0.03 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.841838726966e+04, best bound 1.841815005800e+04, gap 0.0013%