public static String stringPattern(String value){
        String pattern = "";


        for (int i = 1; i < Math.sqrt(value.length());i++){
            StringBuilder strFirst = new StringBuilder("");
            StringBuilder strSecond = new StringBuilder("");
            StringBuilder strThird = new StringBuilder("");

            for (int j = 1; j < 1*i+1; j++){
                strFirst.append(value.charAt(j));
            }
            for (int j = 1*i+1; j < 2*i+1; j++){
                strSecond.append(value.charAt(j));
            }
            for (int j = 2*i+1; j < 3*i+1; j++){
                strThird.append(value.charAt(j));
            }
            if (strFirst.toString().equals(strSecond.toString())&& strFirst.toString().equals(strThird.toString())){
                return strFirst.toString();
            }

        }



        return "0";
    }