Lines Matching defs:seen
208 // 'seen' is used for path finding { 0: unseen, 1: seen }.
209 ::std::vector<char> seen;
227 // 'seen' initialized to 'graph_->RhsSize()' copies of 0.
228 seen.assign(graph_->RhsSize(), 0);
229 TryAugment(ilhs, &seen);
247 // flow was added to the network. The 'seen' vector elements correspond
259 bool TryAugment(size_t ilhs, ::std::vector<char>* seen) {
261 if ((*seen)[irhs])
266 (*seen)[irhs] = 1;
277 if (right_[irhs] == kUnused || TryAugment(right_[irhs], seen)) {
