Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:51:47 2013

Optimize a model with 3838 rows, 3648 columns and 14478 nonzeros
Presolve removed 19 rows and 0 columns
Presolve time: 0.01s
Presolved: 3819 rows, 3648 columns, 14459 nonzeros
Variable types: 3629 continuous, 19 integer (19 binary)

Root relaxation: objective 2.150511e+04, 505 iterations, 0.03 seconds

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

     0     0 21505.1144    0   14          - 21505.1144     -      -    0s
H    0     0                    22192.000000 21505.1144  3.10%     -    0s
     0     0 22077.4615    0    1 22192.0000 22077.4615  0.52%     -    0s
H    0     0                    22124.846154 22077.4615  0.21%     -    0s
H    0     0                    22088.000000 22077.4615  0.05%     -    0s

Cutting planes:
  Implied bound: 11

Explored 0 nodes (652 simplex iterations) in 0.12 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.208800000000e+04, best bound 2.208800000000e+04, gap 0.0%