Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:49:54 2013

Optimize a model with 23 rows, 12 columns and 45 nonzeros
Presolve removed 23 rows and 12 columns
Presolve time: 0.00s

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

Optimal solution found (tolerance 1.00e-04)
Best objective 2.267000000000e+03, best bound 2.267000000000e+03, gap 0.0%