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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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en/docs/chapter_stack_and_queue/deque.md
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@@ -447,7 +447,7 @@ The implementation code is as follows:
val: int = self._front.val # Temporarily store the head node value
# Remove head node
fnext: ListNode | None = self._front.next
if fnext != None:
if fnext is not None:
fnext.prev = None
self._front.next = None
self._front = fnext # Update head node
@@ -456,7 +456,7 @@ The implementation code is as follows:
val: int = self._rear.val # Temporarily store the tail node value
# Remove tail node
rprev: ListNode | None = self._rear.prev
if rprev != None:
if rprev is not None:
rprev.next = None
self._rear.prev = None
self._rear = rprev # Update tail node