# How to apply graphs

graph = Node("A")
graph.addChild("B").addChild("C").addChild("D")
graph.children[0].addChild("E").addChild("F")
graph.children[2].addChild("G").addChild("H")
graph.children[0].children[1].addChild("I").addChild("J")
graph.children[2].children[0].addChild("K")
print(graph.depthFirstSearch([]))
