Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:29 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 9.876190e+03, 48 iterations, 0.00 seconds

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

     0     0 9876.18952    0    2          - 9876.18952     -      -    0s
     0     0 9890.86563    0    4          - 9890.86563     -      -    0s
     0     0 9896.81052    0    4          - 9896.81052     -      -    0s
     0     0 9900.48431    0    2          - 9900.48431     -      -    0s
     0     0 9901.24845    0    5          - 9901.24845     -      -    0s
     0     0 9901.60208    0    2          - 9901.60208     -      -    0s
     0     0 9902.00322    0    4          - 9902.00322     -      -    0s
     0     0 9902.74225    0    4          - 9902.74225     -      -    0s
     0     0 9902.74225    0    4          - 9902.74225     -      -    0s
H    0     0                    9943.7097344 9902.74225  0.41%     -    0s
     0     2 9904.23370    0    2 9943.70973 9904.23370  0.40%     -    0s
H   27     0                    9942.9596239 9941.13828  0.02%   4.6    0s

Cutting planes:
  Gomory: 1
  Implied bound: 10
  Flow cover: 3

Explored 35 nodes (259 simplex iterations) in 0.10 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 9.942959623924e+03, best bound 9.942052626431e+03, gap 0.0091%