public void debugResults() {
    	System.out.println("results");
    	HashMap<Integer,Queue<String>> r = results.getHM();
    	for (int key : r.keySet() ) {
    	    System.out.println(key);
    	    Queue<String> q = r.get(key);
    	    for (String s : q) {
    	        System.out.println(" " + s + " ");
    	    }
    	}
    }