Method reverse

src/com/blankj/hard/_0025/Solution.java:29–39

(ListNode pre, ListNode next)

    }

    private ListNode reverse(ListNode pre, ListNode next) {
        ListNode head = pre.next;
        ListNode move = head.next;
        while (move != next) {
            head.next = move.next;
            move.next = pre.next;
            pre.next = move;
            move = head.next;
        }
        return head;
    }

    public static void main(String[] args) {
        Solution solution = new Solution();