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Merge pull request #1925 from ZerenZhang2022/patch-11

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Update 0019.删除链表的倒数第N个节点.md
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程序员Carl
2023-03-08 10:08:20 +08:00
committed by GitHub
parent f88190bdb4 5e08d1b810
commit 6f30807f78
1 changed files with 2 additions and 2 deletions
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problems/0019.删除链表的倒数第N个节点.md
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@ -129,10 +129,10 @@ class Solution:
head_dummy.next = head head_dummy.next = head
slow, fast = head_dummy, head_dummy slow, fast = head_dummy, head_dummy
while(n!=0): #fast先往前走n步 while(n>=0): #fast先往前走n+1步
fast = fast.next fast = fast.next
n -= 1 n -= 1
while(fast.next!=None): while(fast!=None):
slow = slow.next slow = slow.next
fast = fast.next fast = fast.next
#fast 走到结尾后，slow的下一个节点为倒数第N个节点 #fast 走到结尾后，slow的下一个节点为倒数第N个节点