Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:16:15 2013

Optimize a model with 180 rows, 1060 columns and 2170 nonzeros
Presolve removed 40 rows and 30 columns
Presolve time: 0.00s
Presolved: 140 rows, 1030 columns, 2090 nonzeros
Variable types: 1020 continuous, 10 integer (10 binary)

Root relaxation: objective 2.337984e+04, 113 iterations, 0.00 seconds

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

     0     0 23379.8401    0    1          - 23379.8401     -      -    0s
H    0     0                    23510.903825 23379.8401  0.56%     -    0s
     0     0 23504.5374    0    1 23510.9038 23504.5374  0.03%     -    0s
     0     0 23510.2754    0    1 23510.9038 23510.2754  0.00%     -    0s

Explored 0 nodes (155 simplex iterations) in 0.02 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.351090382540e+04, best bound 2.351027541025e+04, gap 0.0027%