Optimize a model with 262 rows, 34191 columns and 68382 nonzeros
Presolve time: 0.13s
Presolved: 262 rows, 34191 columns, 68382 nonzeros
Variable types: 0 continuous, 34191 integer (34191 binary)

Root relaxation: objective 2.222500e+03, 382 iterations, 0.01 seconds

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

     0     0 2222.50000    0   42          - 2222.50000     -      -    0s
     0     0 2228.50000    0   30          - 2228.50000     -      -    0s
     0     0 2233.33333    0   26          - 2233.33333     -      -    0s
     0     0 2233.96667    0   37          - 2233.96667     -      -    0s
     0     0 2235.75000    0   40          - 2235.75000     -      -    0s
     0     0 2236.41667    0   42          - 2236.41667     -      -    0s
     0     0 2237.77778    0   50          - 2237.77778     -      -    0s
     0     0 2238.11905    0   48          - 2238.11905     -      -    0s
     0     0 2239.17778    0   56          - 2239.17778     -      -    0s
     0     0 2240.33333    0   49          - 2240.33333     -      -    0s
     0     0 2240.55556    0   61          - 2240.55556     -      -    0s
     0     0 2241.00000    0   23          - 2241.00000     -      -    0s
     0     0 2241.50000    0    8          - 2241.50000     -      -    0s
     0     0 2241.66667    0   54          - 2241.66667     -      -    0s
     0     0 2242.50000    0   10          - 2242.50000     -      -    0s
     0     0 2242.50000    0   10          - 2242.50000     -      -    0s
     0     0 2242.50000    0   10          - 2242.50000     -      -    0s
     0     2 2242.50000    0    6          - 2242.50000     -      -    2s
   335   337 2528.50000  287   10          - 2290.00000     -    4.0    5s
*  430   430             361    2586.0000000 2290.00000  11.4%   4.5    6s
*  433   427             362    2585.0000000 2290.00000  11.4%   4.5    6s
   604   571 2429.50000  101   33 2585.00000 2363.75000  8.56%   5.1   10s
   611   576 2385.00000   52  109 2585.00000 2369.22222  8.35%   5.1   15s
   618   580 2369.67035   32  124 2585.00000 2369.67035  8.33%   5.0   20s
*  700   583              51    2384.0000000 2372.50000  0.48%   7.6   23s
*  701   548              52    2383.0000000 2372.50000  0.44%   7.6   23s
   801   598 2375.27926   23   10 2383.00000 2373.25000  0.41%   8.2   25s
H  813   575                    2380.0000000 2375.30077  0.20%   8.1   26s
H  948   581                    2379.0000000 2376.17553  0.12%  10.9   27s
* 1076   507              49    2378.0000000 2376.55967  0.06%  11.3   27s

Cutting planes:
  Gomory: 15
  Zero half: 24

Explored 1091 nodes (12760 simplex iterations) in 27.93 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.378000000000e+03, best bound 2.378000000000e+03, gap 0.0%

Gurobi 5.0.1 (linux64) logging started Sun Nov 25 06:08:31 2012