c pwbo 1.0 beta - 20110325
c |  Number of variables:  15760                                                |
c |  Number of clauses:    38700                                                |
c ============================[ Problem Statistics ]=============================
c |                                                                             |
c |  Parsing time:          0.06         s                                      |
c |  Number Variables:      15760                                               |
c |  Number Clauses:        38680                                               |
c |  Number Cardinality:    0                                                   |
c |  Number PB Constraints: 0                                                   |
c init lb 0
c init ub 21
c lb 1 (thread 0)
c lb 2 (thread 0)
c lb 3 (thread 0)
c ub 20 (thread 1)
c ub 18 (thread 1)
c ub 17 (thread 1)
c ub 16 (thread 1)
c ub 15 (thread 1)
c lb 4 (thread 0)
c Memory used           : 143.03 MB
c CPU time              : 5.9431 s