50 lines
807 B
C++
50 lines
807 B
C++
#ifndef GRAPH_H_
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#define GRAPH_H_
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#include <map>
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#include <set>
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#include <utility>
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#include <vector>
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#include <iostream>
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namespace graph {
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template<typename T>
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class Graph {
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public:
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Graph() = default;
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// Add vertex v
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void insert(const T& v);
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// Add edge between v and u
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void insert(const T& v, const T& u);
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// Reverse graph directions
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Graph<T> reverse();
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// Adjacency matrix representation
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std::set<T> vertices;
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std::map<T, std::set<T>> adjMatrix;
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};
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template<typename T>
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void Graph<T>::insert(const T& v) {
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vertices.insert(v);
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}
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template<typename T>
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void Graph<T>::insert(const T& v, const T& u) {
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vertices.insert(v);
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vertices.insert(u);
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adjMatrix[v].insert(u);
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}
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template<typename T>
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Graph<T> Graph<T>::reverse() {
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return Graph<T>();
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}
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} // namespace graph
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#endif |