stefiosif/reachability-algorithms
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Reconstruct only the deconstructed SCC

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stefiosif
2023-01-28 21:32:25 +02:00
parent c2a4a32c6d
commit 54eee41f7d
1 changed files with 5 additions and 5 deletions
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10
include/algorithm/roditty_zwick.h
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@@ -18,7 +18,7 @@ public:
void init() override;
//
void findSCC();
void findSCC(graph::Digraph<T> G);
// Return true if u and v are in the same SCC
bool query(const T& u, const T& v) override;
@@ -44,12 +44,12 @@ private:
template<typename T>
void RodittyZwick<T>::init() {
findSCC();
findSCC(this->G);
}
template<typename T>
void RodittyZwick<T>::findSCC() {
auto SCCs = Tarjan<T>(this->G.adjList).execute();
void RodittyZwick<T>::findSCC(graph::Digraph<T> G) {
auto SCCs = Tarjan<T>(G.adjList).execute();
for (auto& SCC : SCCs) {
const auto& w = SCC.id;
@@ -95,7 +95,7 @@ void RodittyZwick<T>::remove(const T& u, const T& v) {
// If a SCC is broken, compute all SCCs again
if (!In[w].adjList.count(u) || !Out[w].adjList.count(v))
findSCC();
findSCC(C[w]);
}
}; // namespace algo