Middle of LinkedList - 867

    public ListNode middleNode(ListNode head) {
        int count=0;
        ListNode curr = head;
        while(curr!=null){
            curr = curr.next;
            count++;
        }
        curr=head;
        for(int i=0;i<count/2;i++){
            curr = curr.next;
        }
        return curr;
    }
}