Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:09:39 2012

Optimize a model with 71 rows, 70 columns and 245 nonzeros
Presolve removed 0 rows and 3 columns
Presolve time: 0.00s
Presolved: 71 rows, 67 columns, 242 nonzeros
Variable types: 0 continuous, 67 integer (66 binary)
Found heuristic solution: objective 14.0000000

Root relaxation: objective 0.000000e+00, 47 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   31   14.00000    0.00000   100%     -    0s
H    0     0                       7.0000000    0.00000   100%     -    0s
     0     0    0.30769    0   33    7.00000    0.30769  95.6%     -    0s
H    0     0                       5.0000000    0.30769  93.8%     -    0s
H    0     0                       3.0000000    0.30769  89.7%     -    0s
     0     0    0.80886    0   37    3.00000    0.80886  73.0%     -    0s
     0     0    0.80923    0   37    3.00000    0.80923  73.0%     -    0s
     0     0    0.80923    0   37    3.00000    0.80923  73.0%     -    0s
     0     2    0.81962    0   37    3.00000    0.81962  72.7%     -    0s

Cutting planes:
  Gomory: 4
  Mod-K: 1

Explored 5 nodes (236 simplex iterations) in 0.03 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 3.000000000000e+00, best bound 3.000000000000e+00, gap 0.0%