Method reverse

13_Stacks/Question3.java:16–24

(Stack<Integer> s)

    }

    public static void reverse(Stack<Integer> s) {
        if(s.isEmpty()) {
            return;
        }

        int top = s.pop();
        reverse(s);
        pushAtBottom(s, top);
    }

    public static void main(String args[]) {
        Stack<Integer> stack = new Stack<>();