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leetcode 206 python Code Example
leetcode 206 python 
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
Source: www.codestudyblog.com



Python

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Category:
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Sub Category:
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Horje