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leetcode 206 python

mahmud answered on September 29, 2021 Popularity 2/10 Helpfulness 1/10

answer leetcode 206 python

leetcode 206 python

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class Solution:
    def reverseList(self, head: ListNode) -> ListNode:
        if not head or not head.next:
            return head
        pre,tmp=None,None
        while(head):
            tmp=head.next
            head.next=pre
            pre=head
            head=tmp
        return pre

Popularity 2/10 Helpfulness 1/10 Language python

Source: www.codestudyblog.com

Tags: python

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