Merge

public MyLinkedList2 Merge(MyLinkedList2 mll)
        {
            var result = new MyLinkedList2();
            var thisTemp = Temp;
            while (thisTemp != null)
            {
                result.Insert(thisTemp.Info);
                thisTemp = thisTemp.Prev;
            }
            var temp = mll.Temp;
            while (temp != null)
            {
                result.Insert(temp.Info);
                temp = temp.Prev;
            }
            return result;
        }