Gurobi 5.0.1 (linux64) logging started Fri Jan 18 01:40:25 2013

Optimize a model with 320 rows, 1010 columns and 2505 nonzeros
Presolve removed 10 rows and 15 columns
Presolve time: 0.02s
Presolved: 310 rows, 995 columns, 1990 nonzeros
Variable types: 750 continuous, 245 integer (245 binary)

Root relaxation: objective 1.024210e+04, 32 iterations, 0.00 seconds

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

     0     0 10242.1039    0    1          - 10242.1039     -      -    0s
     0     0 10245.3893    0    2          - 10245.3893     -      -    0s
     0     0 10245.9142    0    2          - 10245.9142     -      -    0s
     0     0 10245.9142    0    2          - 10245.9142     -      -    0s
H    0     0                    10801.904519 10245.9142  5.15%     -    0s
     0     2 10249.2204    0    2 10801.9045 10249.2204  5.12%     -    0s
*   19     4              18    10336.389422 10332.2683  0.04%   1.6    0s

Cutting planes:
  Gomory: 1
  Flow cover: 2

Explored 25 nodes (131 simplex iterations) in 0.07 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 1.033638942176e+04, best bound 1.033638942176e+04, gap 0.0%