public class Solution {
    public static void main(String[] args) {
        Integer[] input2 = {4,5,2,25};
        Integer[] input1 = {1,2,3};

        //Arrays.sort(input1, Collections.reverseOrder());
        //System.out.println(Arrays.equals(input1, input2));
        //System.out.println(Arrays.toString(input1));

        for (int i = 0; i < input1.length; i++) {
            int j = i + 1;
            while (true) {
                if (j > input1.length - 1){
                    System.out.println(input1[i] + "---> -1");
                    break;
                }

                if (input1[j] > input1[i]) {
                    System.out.println(input1[i] + "--->" + input1[j]);
                    break;
                }
                j++;
            }
        }
    }
}