Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:50:30 2013

Optimize a model with 78 rows, 504 columns and 1001 nonzeros
Presolve time: 0.00s
Presolved: 78 rows, 504 columns, 1001 nonzeros
Variable types: 497 continuous, 7 integer (7 binary)

Root relaxation: objective 1.155492e+04, 40 iterations, 0.00 seconds

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

     0     0 11554.9226    0    2          - 11554.9226     -      -    0s
H    0     0                    11587.000000 11554.9226  0.28%     -    0s
*    0     0               0    11569.000000 11569.0000   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Flow cover: 2

Explored 0 nodes (45 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.156900000000e+04, best bound 1.156900000000e+04, gap 0.0%