Gurobi 5.0.1 (linux64) logging started Thu Jan 17 23:43:33 2013

Optimize a model with 200 rows, 1210 columns and 2670 nonzeros
Presolve removed 10 rows and 70 columns
Presolve time: 0.00s
Presolved: 190 rows, 1140 columns, 2570 nonzeros
Variable types: 1110 continuous, 30 integer (30 binary)

Root relaxation: objective 2.199252e+04, 106 iterations, 0.00 seconds

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

     0     0 21992.5209    0    2          - 21992.5209     -      -    0s
     0     0 22016.4814    0    4          - 22016.4814     -      -    0s
     0     0 22018.8992    0    4          - 22018.8992     -      -    0s
     0     0 22019.0699    0    4          - 22019.0699     -      -    0s
     0     0 22019.9345    0    4          - 22019.9345     -      -    0s
     0     0 22022.3239    0    4          - 22022.3239     -      -    0s
     0     0 22022.3239    0    4          - 22022.3239     -      -    0s
H    0     0                    22133.710454 22022.3239  0.50%     -    0s
     0     0     cutoff    0      22133.7105 22133.7105   0.0%     -    0s

Cutting planes:
  Gomory: 1
  Flow cover: 3

Explored 1 nodes (176 simplex iterations) in 0.04 seconds
Thread count was 1 (of 16 available processors)

Optimal solution found (tolerance 1.00e-04)
Best objective 2.213371045431e+04, best bound 2.213371045431e+04, gap 0.0%