private String getValue(Integer[] card){
        String o = "", k;
        switch (card[0]){
            case 0: o += "\u2660"; break; //Spade
            case 1: o += "\u2665"; break; //Heart
            case 2: o += "\u2663"; break; //Club
            case 3: o += "\u2666"; break; //Diamond
        }
        switch (card[1]){
            case 0: k = "A"; break;
            case 10: k = "J"; break;
            case 11: k = "Q"; break;
            case 12: k = "K"; break;
            default: k = String.valueOf(card[1] + 1); break;
        }
        o += k;
        return o;
    }