[leetcode]237. Delete Node in a Linked List
2017-01-18 14:54
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Write a function to delete a node (except the tail) in a singly linked list, given only access to that node.
Supposed the linked list is
the linked list should become
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# Definition for singly-linked list.
# class ListNode(object):
# def __init__(self, x):
# self.val = x
# self.next = None
class Solution(object):
def deleteNode(self, node):
"""
:type node: ListNode
:rtype: void Do not return anything, modify node in-place instead.
"""
if node.next:
node.val = node.next.val
node.next = node.next.next
return None
Supposed the linked list is
1 -> 2 -> 3 -> 4and you are given the third node with value
3,
the linked list should become
1 -> 2 -> 4after calling your function.
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# Definition for singly-linked list.
# class ListNode(object):
# def __init__(self, x):
# self.val = x
# self.next = None
class Solution(object):
def deleteNode(self, node):
"""
:type node: ListNode
:rtype: void Do not return anything, modify node in-place instead.
"""
if node.next:
node.val = node.next.val
node.next = node.next.next
return None
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