public String getColorsPaid() {
    	String s = "";
    	for (String key: sunburstMap.keySet()) {
    	    if(key.equals("black")) s+= "B";
    	    if(key.equals("blue")) s+= "U";
    	    if(key.equals("green")) s+= "G";
    	    if(key.equals("red")) s+= "R";
    	    if(key.equals("white")) s+= "W";
    	}
        return s;
    }