Gurobi 5.0.1 (linux64) logging started Sun Nov 18 05:56:14 2012 Optimize a model with 395 rows, 387 columns and 1372 nonzeros Presolve removed 0 rows and 20 columns Presolve time: 0.00s Presolved: 395 rows, 367 columns, 1352 nonzeros Variable types: 0 continuous, 367 integer (366 binary) Found heuristic solution: objective 76.0000000 Root relaxation: objective 0.000000e+00, 229 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 0 159 76.00000 0.00000 100% - 0s H 0 0 49.0000000 0.00000 100% - 0s 0 0 0.38479 0 160 49.00000 0.38479 99.2% - 0s H 0 0 32.0000000 0.38479 98.8% - 0s 0 0 1.00000 0 161 32.00000 1.00000 96.9% - 0s H 0 0 21.0000000 1.00000 95.2% - 0s 0 0 1.00000 0 162 21.00000 1.00000 95.2% - 0s 0 0 1.00000 0 159 21.00000 1.00000 95.2% - 0s H 0 0 20.0000000 1.00000 95.0% - 0s 0 2 1.00000 0 159 20.00000 1.00000 95.0% - 0s * 24 16 14 10.0000000 2.54440 74.6% 36.2 0s Cutting planes: Gomory: 3 Explored 106 nodes (4611 simplex iterations) in 0.25 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.000000000000e+01, best bound 1.000000000000e+01, gap 0.0%