Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:00 2013

Optimize a model with 948 rows, 855 columns and 3366 nonzeros
Presolve removed 9 rows and 0 columns
Presolve time: 0.00s
Presolved: 939 rows, 855 columns, 3357 nonzeros
Variable types: 846 continuous, 9 integer (9 binary)

Root relaxation: objective 1.939788e+04, 229 iterations, 0.00 seconds

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

     0     0 19397.8778    0    5          - 19397.8778     -      -    0s
H    0     0                    19720.000000 19397.8778  1.63%     -    0s
*    0     0               0    19692.000000 19692.0000   0.0%     -    0s

Cutting planes:
  Gomory: 4
  Implied bound: 5

Explored 0 nodes (269 simplex iterations) in 0.02 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.969200000000e+04, best bound 1.969200000000e+04, gap 0.0%