Gurobi 5.0.1 (linux64) logging started Mon Feb  4 16:00:36 2013

Optimize a model with 3 rows, 4 columns and 8 nonzeros
Presolve removed 1 rows and 1 columns
Presolve time: 0.00s
Presolved: 2 rows, 3 columns, 6 nonzeros
Variable types: 2 continuous, 1 integer (1 binary)

Root relaxation: objective 4.700000e+01, 1 iterations, 0.00 seconds

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

*    0     0               0      47.0000000   47.00000   0.0%     -    0s

Explored 0 nodes (1 simplex iterations) in 0.00 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 4.700000000000e+01, best bound 4.700000000000e+01, gap 0.0%