...10000 constraints.
...20000 constraints.
...30000 constraints.
...40000 constraints.
T SUM NUM_NODES 104183
T SUM NUM_PRUNES 20
T SUM SEARCH_TIME 5.386136

Solving normal LP:
Solving with barrier method...done!
CPXlpopt ended with lpstat 1!
Maximum error with w : 0 / 1 == 0.000000
Maximum error without w : 0 / 1 == 0.000000
LP is feasible.
Optimum Value: 0.427182 == 47 / 110.
