Gurobi 5.0.1 (linux64) logging started Sun Nov 18 04:14:37 2012
Optimize a model with 357 rows, 264 columns and 1154 nonzeros
Presolve removed 0 rows and 2 columns
Presolve time: 0.00s
Presolved: 357 rows, 262 columns, 1152 nonzeros
Variable types: 0 continuous, 262 integer (261 binary)
Found heuristic solution: objective 71.0000000
Root relaxation: objective 0.000000e+00, 102 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 83 71.00000 0.00000 100% - 0s
H 0 0 67.0000000 0.00000 100% - 0s
0 0 0.48193 0 84 67.00000 0.48193 99.3% - 0s
H 0 0 66.0000000 0.48193 99.3% - 0s
0 0 0.98899 0 85 66.00000 0.98899 98.5% - 0s
H 0 0 63.0000000 0.98899 98.4% - 0s
0 0 1.02919 0 86 63.00000 1.02919 98.4% - 0s
H 0 0 58.0000000 1.02919 98.2% - 0s
0 0 1.03030 0 87 58.00000 1.03030 98.2% - 0s
H 0 0 55.0000000 1.03030 98.1% - 0s
H 0 0 54.0000000 1.03030 98.1% - 0s
0 2 1.03074 0 87 54.00000 1.03074 98.1% - 0s
H 27 27 52.0000000 1.13414 97.8% 4.9 0s
H 54 54 51.0000000 1.13414 97.8% 3.7 0s
* 131 111 32 39.0000000 1.49721 96.2% 13.3 0s
H 264 216 36.0000000 1.97673 94.5% 22.6 0s
* 707 398 30 34.0000000 7.95324 76.6% 32.5 1s
H 1325 398 33.0000000 16.16160 51.0% 27.8 2s
* 1507 361 31 32.0000000 17.04342 46.7% 26.8 2s
H 1659 344 31.0000000 17.56471 43.3% 26.1 2s
H 1824 338 30.0000000 18.39435 38.7% 25.4 2s
* 2233 305 28 29.0000000 20.00000 31.0% 24.3 3s
Cutting planes:
Gomory: 13
Mod-K: 1
Explored 3517 nodes (77383 simplex iterations) in 4.66 seconds
Thread count was 1 (of 16 available processors)
Optimal solution found (tolerance 1.00e-04)
Best objective 2.900000000000e+01, best bound 2.900000000000e+01, gap 0.0%