Gurobi 5.0.1 (linux64) logging started Sun Nov 18 03:11:15 2012 Optimize a model with 117 rows, 107 columns and 397 nonzeros Presolve removed 0 rows and 2 columns Presolve time: 0.00s Presolved: 117 rows, 105 columns, 395 nonzeros Variable types: 0 continuous, 105 integer (104 binary) Found heuristic solution: objective 24.0000000 Root relaxation: objective 0.000000e+00, 69 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 46 24.00000 0.00000 100% - 0s H 0 0 19.0000000 0.00000 100% - 0s H 0 0 18.0000000 0.00000 100% - 0s H 0 0 13.0000000 0.00000 100% - 0s 0 0 0.47826 0 47 13.00000 0.47826 96.3% - 0s H 0 0 11.0000000 0.47826 95.7% - 0s H 0 0 10.0000000 0.47826 95.2% - 0s 0 0 1.03258 0 49 10.00000 1.03258 89.7% - 0s H 0 0 9.0000000 1.03258 88.5% - 0s 0 0 1.15152 0 50 9.00000 1.15152 87.2% - 0s H 0 0 6.0000000 1.15152 80.8% - 0s H 0 0 5.0000000 1.15152 77.0% - 0s 0 0 1.16707 0 51 5.00000 1.16707 76.7% - 0s 0 2 1.16711 0 51 5.00000 1.16711 76.7% - 0s Cutting planes: Gomory: 4 Mod-K: 1 Explored 26 nodes (874 simplex iterations) in 0.06 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 5.000000000000e+00, best bound 5.000000000000e+00, gap 0.0%