Backtracking Algorithm In Graphs Question: Clone Graph

Given a graph clone a graph make deep copy of it

graph TD;
	1-->2;
	1-->4;
	2-->1;
	2-->3;
	3-->2;
	3-->4;
	4-->1;
	4-->3;

private Node cloneAGraph(Node node) {

    


    return map.get(node)
}