Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:30 2013

Optimize a model with 330 rows, 765 columns and 2275 nonzeros
Presolve removed 5 rows and 5 columns
Presolve time: 0.02s
Presolved: 325 rows, 760 columns, 2020 nonzeros
Variable types: 510 continuous, 250 integer (250 binary)

Root relaxation: objective 1.174557e+04, 47 iterations, 0.00 seconds

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

     0     0 11745.5748    0    2          - 11745.5748     -      -    0s
     0     0 11754.6071    0    2          - 11754.6071     -      -    0s
     0     0 11757.5054    0    2          - 11757.5054     -      -    0s
     0     0 11759.5443    0    2          - 11759.5443     -      -    0s
     0     0 11759.5443    0    2          - 11759.5443     -      -    0s
     0     2 11759.5443    0    2          - 11759.5443     -      -    0s
*   18     3              13    11779.400058 11779.4001   0.0%   5.8    0s

Cutting planes:
  Gomory: 1
  Implied bound: 4
  Flow cover: 1

Explored 19 nodes (207 simplex iterations) in 0.12 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.177940005794e+04, best bound 1.177940005794e+04, gap 0.0%