Gurobi 5.0.1 (linux64) logging started Fri Jan 18 02:47:06 2013

Optimize a model with 1160 rows, 3030 columns and 9050 nonzeros
Presolve removed 10 rows and 10 columns
Presolve time: 0.16s
Presolved: 1150 rows, 3020 columns, 8040 nonzeros
Variable types: 2020 continuous, 1000 integer (1000 binary)

Root relaxation: objective 2.387367e+04, 261 iterations, 0.00 seconds

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

     0     0 23873.6700    0    2          - 23873.6700     -      -    0s
     0     0 23888.6570    0    2          - 23888.6570     -      -    0s
     0     0 23893.8382    0    2          - 23893.8382     -      -    0s
     0     0 23893.8382    0    2          - 23893.8382     -      -    0s
H    0     0                    24172.901591 23893.8382  1.15%     -    0s
     0     2 23893.8382    0    2 24172.9016 23893.8382  1.15%     -    0s
*   15     5              10    23950.724408 23950.7121  0.00%   7.3    0s

Cutting planes:
  Gomory: 1
  Implied bound: 4

Explored 16 nodes (488 simplex iterations) in 0.41 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.395072440836e+04, best bound 2.395071214324e+04, gap 0.0001%