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krahets
2025-01-21 20:03:36 +08:00
parent f7cbcbbd75
commit c458348df2
11 changed files with 50 additions and 41 deletions
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docs/chapter_stack_and_queue/deque.md
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@@ -501,7 +501,7 @@ comments: true
val: int = self._front.val # 暂存头节点值
# 删除头节点
fnext: ListNode | None = self._front.next
if fnext != None:
if fnext is not None:
fnext.prev = None
self._front.next = None
self._front = fnext # 更新头节点
@@ -510,7 +510,7 @@ comments: true
val: int = self._rear.val # 暂存尾节点值
# 删除尾节点
rprev: ListNode | None = self._rear.prev
if rprev != None:
if rprev is not None:
rprev.next = None
self._rear.prev = None
self._rear = rprev # 更新尾节点