Update remove-duplicates-from-sorted-list-ii.py

kamyu104 · web-flow · commit fe5ee62caa4c · 2016-07-12T20:16:34.000+08:00
diff --git a/Python/remove-duplicates-from-sorted-list-ii.py b/Python/remove-duplicates-from-sorted-list-ii.py
@@ -28,7 +28,6 @@ def deleteDuplicates(self, head):
         :rtype: ListNode
         """
         dummy = ListNode(0)
-        dummy.next = head
         pre, cur = dummy, head
         while cur:
             if cur.next and cur.next.val == cur.val:
