Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:39:40 2012

Optimize a model with 163 rows, 494 columns and 494 nonzeros
Model has 324 quadratic constraints
Presolve removed 0 rows and 25 columns
Presolve time: 1.89s
Presolved: 163 rows, 469 columns, 469 nonzeros
Variable types: 324 continuous, 145 integer (144 binary)

Root relaxation: objective 0.000000e+00, 59 iterations, 0.00 seconds

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

H    0     0                      74.0000000          -     -      -    1s
     0     0    0.00000    0   70   74.00000    0.00000   100%     -    1s
     0     0    0.00000    0   91   74.00000    0.00000   100%     -    1s
     0     0    0.00000    0   87   74.00000    0.00000   100%     -    1s
     0     2    0.00000    0   80   74.00000    0.00000   100%     -    1s
H   27    27                      19.0000000    1.74254  90.8%  31.7    2s
H   44    44                      13.0000000    1.74254  86.6%  26.6    2s
*   44    44              29      11.0000000    1.74254  84.2%  26.6    2s
*  195    95              27       9.0000000    3.72727  58.6%  17.4    2s
*  213    72              16       8.0000000    3.81818  52.3%  17.1    2s
*  476    41               9       7.0000000    6.00000  14.3%  16.4    2s

Cutting planes:
  Gomory: 2

Explored 529 nodes (9767 simplex iterations) in 2.28 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 7.000000000000e+00, best bound 7.000000000000e+00, gap 0.0%