void print(String name, int h, boolean lastFlag) {
		name=nodestr+name;
		String pf=bar;
		if (h==0) {System.out.println(name);return;}
		else if (h==1);
		else for (int i=1;i<h;++i)pf+=sep;
		if (lastFlag) pf+=this.last;
		else pf+=notLast;
		System.out.println(pf+name);
	}