int main() {
MyGraph<char> *mg = new DirectedGraph<char>();
stack<int> path;
for (int i = 0; i < 6; i++)
mg->addVertex('A' + i);
mg->addEdge('A', 'B');
mg->addEdge('B', 'C');
mg->addEdge('C', 'D');
mg->addEdge('D', 'B'); // create a circle
mg->addEdge('B', 'E');
mg->addEdge('E', 'D'); // create another circle
mg->addEdge('E', 'F');
mg->printGraph();
cout << "reachable? DFS: "
<< (isReachable_DFS(mg->getGraph(), mg->size(), 0, 5, path) == 1 ?
"TRUE" : "FALSE") << endl;
cout << "path: A -> ";
while (!path.empty()) {
cout << (char) ('A' + path.top()) << (path.size() > 1 ? " -> " : "");
path.pop();
}
cout << endl;
cout << "reachable? BFS: "
<< (isReachable_BFS(dynamic_cast<DirectedGraph<char> *>(mg),'A', 'F') == 1 ? "TRUE" : "FALSE") << endl;
return 0;
}
virtual void SetUp() {
A = g.addVert('A'); B = g.addVert('B'); C = g.addVert('C');
D = g.addVert('D'); E = g.addVert('E'); F = g.addVert('F');
G = g.addVert('G'); H = g.addVert('H');
ab = g.addEdge(A, B, "ab"); ac = g.addEdge(A, C, "ac");
bc = g.addEdge(B, C, "bc"); bd = g.addEdge(B, D, "bd"); bh = g.addEdge(B, H, "bh");
cd = g.addEdge(D, C, "cd"); ce = g.addEdge(C, E, "ce");
de = g.addEdge(D, E, "de"); df = g.addEdge(F, D, "df");
vertMap[A] = 1.0; vertMap[B] = 2.0; vertMap[C] = 4.0; vertMap[D] = 3.0;
vertMap[E] = 3.0; vertMap[F] = 1.0; vertMap[G] = 1.0; vertMap[H] = 2.0;
misWeight = 0.0;
}