var playLevel = "2"; // easy
        var sol  = "398615427746298531251347698413752869582169743967483152835974216679521384124836975";
        var puz  = " * **** **  ** *     *    *  **  *  ****    ** *   * *  * *** *     *  ** *  ** *";
        var sNum = "123RGTLZF";