Gurobi 5.0.1 (linux64) logging started Fri Jan 18 00:55:31 2013

Optimize a model with 1080 rows, 4840 columns and 11220 nonzeros
Presolve removed 60 rows and 40 columns
Presolve time: 0.03s
Presolved: 1020 rows, 4800 columns, 10360 nonzeros
Variable types: 4420 continuous, 380 integer (380 binary)

Root relaxation: objective 3.600389e+04, 632 iterations, 0.01 seconds

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

     0     0 36003.8892    0    2          - 36003.8892     -      -    0s
     0     0 36194.4852    0    5          - 36194.4852     -      -    0s
     0     0 36198.2293    0    3          - 36198.2293     -      -    0s
H    0     0                    36232.698307 36198.2293  0.10%     -    0s
     0     0 36198.2293    0    2 36232.6983 36198.2293  0.10%     -    0s
     0     0 36198.2293    0    3 36232.6983 36198.2293  0.10%     -    0s
     0     0 36199.4944    0    2 36232.6983 36199.4944  0.09%     -    0s
     0     2 36200.6707    0    2 36232.6983 36200.6707  0.09%     -    0s
H    3     3                    36205.894862 36201.5046  0.01%   3.0    0s

Cutting planes:
  Gomory: 1
  Flow cover: 3

Explored 4 nodes (1123 simplex iterations) in 0.21 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.620589486243e+04, best bound 3.620228634429e+04, gap 0.0100%