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Update reverse_linked_list.py

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marina 2023-08-02 17:49:22 -07:00 • committed by GitHub
parent 17ca5877bf
commit c004a953a9
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1 changed files with 4 additions and 4 deletions
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8
linked_lists/reverse_linked_list.py
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@ -2,15 +2,15 @@
# -*- coding: utf-8 -*-
# author: bt3gl
class ListNode:
def __init__(self, val=0, next=None):
class Node:
def __init__(self, val=0, next):
self.val = val
self.next = next
def reverse_list(head: Optional[ListNode]) -> Optional[ListNode]:
def reverse_list(head: Optional[Node]) -> Optional[Node]:
if (not head) or (not head.next):
if not head or not head.next:
return head
new_head = reverse_list(head.next)