Gurobi 5.0.1 (linux64) logging started Sun Nov 18 06:02:01 2012

Optimize a model with 401 rows, 398 columns and 1398 nonzeros
Presolve removed 0 rows and 25 columns
Presolve time: 0.00s
Presolved: 401 rows, 373 columns, 1373 nonzeros
Variable types: 0 continuous, 373 integer (372 binary)
Found heuristic solution: objective 72.0000000

Root relaxation: objective 0.000000e+00, 233 iterations, 0.00 seconds

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

     0     0    0.00000    0  160   72.00000    0.00000   100%     -    0s
H    0     0                      58.0000000    0.00000   100%     -    0s
H    0     0                      51.0000000    0.00000   100%     -    0s
H    0     0                      47.0000000    0.00000   100%     -    0s
     0     0    0.22131    0  162   47.00000    0.22131   100%     -    0s
H    0     0                      36.0000000    0.22131  99.4%     -    0s
     0     0    0.81786    0  167   36.00000    0.81786  97.7%     -    0s
H    0     0                      28.0000000    0.81786  97.1%     -    0s
     0     0    0.81932    0  170   28.00000    0.81932  97.1%     -    0s
     0     0    0.81932    0  170   28.00000    0.81932  97.1%     -    0s
     0     2    0.81995    0  167   28.00000    0.81995  97.1%     -    0s
H   27    27                      11.0000000    0.95885  91.3%  37.6    0s
*   38    25              22      10.0000000    0.95885  90.4%  31.5    0s
*  133    48              10       9.0000000    1.02578  88.6%  30.5    0s

Cutting planes:
  Gomory: 4
  Zero half: 2

Explored 333 nodes (10943 simplex iterations) in 0.40 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 9.000000000000e+00, best bound 9.000000000000e+00, gap 0.0%