Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:46:31 2013

Optimize a model with 580 rows, 1265 columns and 4025 nonzeros
Presolve removed 5 rows and 5 columns
Presolve time: 0.05s
Presolved: 575 rows, 1260 columns, 3520 nonzeros
Variable types: 760 continuous, 500 integer (500 binary)

Root relaxation: objective 1.121714e+04, 37 iterations, 0.00 seconds

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

     0     0 11217.1409    0    2          - 11217.1409     -      -    0s
     0     0 11223.5228    0    2          - 11223.5228     -      -    0s
     0     0 11224.0037    0    2          - 11224.0037     -      -    0s
     0     0 11225.7223    0    2          - 11225.7223     -      -    0s
     0     0 11225.8168    0    4          - 11225.8168     -      -    0s
     0     0 11225.8339    0    2          - 11225.8339     -      -    0s
     0     0 11226.0290    0    2          - 11226.0290     -      -    0s
     0     0 11226.0290    0    2          - 11226.0290     -      -    0s
H    0     0                    11573.062272 11226.0290  3.00%     -    0s
     0     2 11226.0290    0    2 11573.0623 11226.0290  3.00%     -    0s
*   18     4              13    11250.399719 11250.3997   0.0%   4.9    0s

Cutting planes:
  Gomory: 1
  Implied bound: 8

Explored 19 nodes (189 simplex iterations) in 0.18 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.125039971891e+04, best bound 1.125039971891e+04, gap 0.0%