Optimize a model with 99 rows, 4851 columns and 9702 nonzeros Presolve time: 0.01s Presolved: 99 rows, 4851 columns, 9702 nonzeros Variable types: 0 continuous, 4851 integer (4851 binary) Root relaxation: objective 1.198000e+03, 157 iterations, 0.00 seconds Nodes | Current Node | Objective Bounds | Work Expl Unexpl | Obj Depth IntInf | Incumbent BestBd Gap | It/Node Time 0 0 1198.00000 0 24 - 1198.00000 - - 0s 0 0 1199.50000 0 6 - 1199.50000 - - 0s 0 0 1200.00000 0 11 - 1200.00000 - - 0s 0 0 1200.83333 0 24 - 1200.83333 - - 0s 0 0 1201.00000 0 11 - 1201.00000 - - 0s 0 0 1201.33333 0 17 - 1201.33333 - - 0s 0 0 1201.50000 0 21 - 1201.50000 - - 0s 0 0 1201.50000 0 21 - 1201.50000 - - 0s 0 0 1201.66667 0 22 - 1201.66667 - - 0s 0 0 1202.00000 0 25 - 1202.00000 - - 0s 0 0 1204.50000 0 6 - 1204.50000 - - 0s 0 0 1205.66667 0 24 - 1205.66667 - - 0s 0 0 1206.25000 0 23 - 1206.25000 - - 0s 0 0 1206.25000 0 21 - 1206.25000 - - 0s 0 0 1206.25000 0 21 - 1206.25000 - - 0s 0 2 1206.50000 0 21 - 1206.50000 - - 0s * 6 6 4 1211.0000000 1209.25000 0.14% 6.2 0s Cutting planes: Zero half: 17 Explored 13 nodes (298 simplex iterations) in 0.26 seconds Thread count was 1 (of 16 available processors) Optimal solution found (tolerance 1.00e-04) Best objective 1.211000000000e+03, best bound 1.211000000000e+03, gap 0.0% Gurobi 5.0.1 (linux64) logging started Sun Nov 25 02:42:51 2012