import java.util.ArrayList;

public class Node{

    public ArrayList<Node> childNode;
    private int estimatedScore;

    public Node(){
        childNode = new ArrayList<Node>();
    }

    public int getScore()
    {
        return estimatedScore;
    }

    public void setScore(int estimatedScore)
    {
        this.estimatedScore = estimatedScore;
    }

    public void addChildNode(Node n){
        childNode.add(n);
    }

    public String toString(){
        return "-- Node:"+ estimatedScore+"--";
    }

    public void buildTree(int depth){
        System.out.println("(" + estimatedScore + ")");
        for(int j=0; j<childNode.size(); j++){
            if(this.values()){
                for(int k=0; k<depth; k++){
                    System.out.println("\t");
                }
                childNode.get(j).buildTree(depth+1);
            }
            else System.out.println("(" + estimatedScore +")");
        }
    }

    public boolean values(){
        if(childNode.size()>0) return true;
        else return false;
    }

}