public static void main(String[] args) {
        int[] mas = {1, 1, 5, 5};
        int maxCount = 0;
        String maxNumCount = "none";
        for (int i = 0; i < mas.length; i++) {
            int count = 0;
            for (int j = 0; j < mas.length; j++) {
                if (mas[i] == mas[j]) {
                    count++;
                }
            }
            if (count > maxCount) {
                maxCount = count;
                maxNumCount = "" + mas[i];
            } else if (count == maxCount && !maxNumCount.equals("" + mas[i])) {
                maxNumCount = "none";
                maxCount = count;
            }
        }
        if (maxNumCount.equals("none")) {
            System.out.println(0);
        } else {
            System.out.println(maxCount);
        }
        System.out.println(maxNumCount);
    }