Scanner input = new Scanner (System.in);

        System.out.println ("how many number you want to put in the array?");
        int num = input.nextInt();
        int numbers[] = new int[num];

        for (int i = 0; i < num -1 ; i++) {
            System.out.println ("number" + i + ":");
            numbers[i] = input.nextInt();
        }

        for (int l : numbers){
            System.out.println(l);
        }