Show the output of the following code:
public class Test {
public static void main(String[] args) {
WeightedGraph<Character> graph = new WeightedGraph<>();
graph.addVertex(‘U’);
graph.addVertex(‘V’);
graph.addVertex(‘X’);
int indexForU = graph.getIndex(‘U’);
int indexForV = graph.getIndex(‘V’);
int indexForX = graph.getIndex(‘X’);
System.out.println(“indexForU is ” + indexForU);
System.out.println(“indexForV is ” + indexForV);
System.out.println(“indexForX is ” + indexForV);
graph.addEdge(indexForU, indexForV, 3.5);
graph.addEdge(indexForV, indexForU, 3.5);
graph.addEdge(indexForU, indexForX, 2.1);
graph.addEdge(indexForX, indexForU, 2.1);
graph.addEdge(indexForV, indexForX, 3.1);
graph.addEdge(indexForX, indexForV, 3.1);
WeightedGraph<Character>.ShortestPathTree tree =
graph.getShortestPath(1);
graph.printWeightedEdges();
tree.printTree();
}
}
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