Gurobi 5.0.1 (linux64) logging started Wed Apr 24 00:54:55 2013

Optimize a model with 363 rows, 10923 columns and 21813 nonzeros
Presolve time: 0.02s
Presolved: 363 rows, 10923 columns, 21813 nonzeros
Variable types: 10890 continuous, 33 integer (33 binary)

Root relaxation: objective 4.071879e+04, 588 iterations, 0.01 seconds

    Nodes    |    Current Node    |     Objective Bounds      |     Work
 Expl Unexpl |  Obj  Depth IntInf | Incumbent    BestBd   Gap | It/Node Time

     0     0 40718.7893    0    6          - 40718.7893     -      -    0s
H    0     0                    41171.000000 40718.7893  1.10%     -    0s
H    0     0                    41004.000000 40718.7893  0.70%     -    0s
     0     0 40943.1689    0    3 41004.0000 40943.1689  0.15%     -    0s
     0     0 40979.1615    0    4 41004.0000 40979.1615  0.06%     -    0s
     0     0 40992.1557    0    3 41004.0000 40992.1557  0.03%     -    0s
     0     0 40993.2075    0    2 41004.0000 40993.2075  0.03%     -    0s
     0     0     cutoff    0      41004.0000 41004.0000   0.0%     -    0s

Cutting planes:
  Implied bound: 31
  Flow cover: 6

Explored 0 nodes (746 simplex iterations) in 0.13 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 4.100400000000e+04, best bound 4.100400000000e+04, gap 0.0%