Gurobi 5.0.1 (linux64) logging started Sat Nov 17 19:57:16 2012

Optimize a model with 1 rows, 24 columns and 24 nonzeros
Model has 140 quadratic objective terms
Modified 24 Q diagonals
Presolve time: 0.01s
Presolved: 1 rows, 24 columns, 24 nonzeros
Presolved model has 164 quadratic objective terms
Variable types: 0 continuous, 24 integer (24 binary)
Found heuristic solution: objective 75.0000000

Root relaxation: objective 0.000000e+00, 26 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   24   75.00000    0.00000   100%     -    0s
H    0     0                      72.0000000    0.00000   100%     -    0s
H    0     0                      64.0000000    0.00000   100%     -    0s
     0     2    2.56521    0   24   64.00000    2.56521  96.0%     -    0s
H    7     7                      61.0000000    7.06607  88.4%   1.7    0s
H  254   215                      60.0000000   12.80796  78.7%   2.0    0s
*  403   288              13      56.0000000   13.06145  76.7%   2.0    0s
H  561   362                      54.0000000   15.82623  70.7%   2.0    0s
H  847   453                      53.0000000   18.03145  66.0%   2.1    0s

Explored 46102 nodes (93424 simplex iterations) in 2.94 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 5.300000000000e+01, best bound 5.300000000000e+01, gap 0.0%