Given a linked list, determine if it has a cycle in it.
Follow up:
Can you solve it without using extra space?
/**
* Definition for singly-linked list.
* class ListNode {
* int val;
* ...
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其他好文 时间:
2014-07-13 16:32:04
阅读次数:
152
It's quite simple to run django on nginx on windows. Here are some key steps to follow -1. Download nginx/windows fromhttp://nginx.org/en/download.htm...
1.查找重复的行SELECT * FROM blog_user_relation a WHERE (a.account_instance_id,a.follow_account_instance_id) IN (SELECT account_instance_id,follow_account_in...
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数据库 时间:
2014-07-11 10:46:13
阅读次数:
228
Robot Motion
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 10280
Accepted: 5006
Description
A robot has been programmed to follow the instructions in...
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其他好文 时间:
2014-07-09 11:24:57
阅读次数:
290
Robot Motion
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 10280
Accepted: 5006
Description
A robot has been programmed to follow the instructions in...
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其他好文 时间:
2014-07-09 11:24:16
阅读次数:
196
题目
Given a linked list, determine if it has a cycle in it.
Follow up:
Can you solve it without using extra space?
解答
首先要注意空链表不成环;不能开额外的空间,即空间复杂度是o(1),可采用“快慢指针”查检查链表是否含有环,如果在快的指针能够追上慢的指针,则有环,否...
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其他好文 时间:
2014-07-08 19:17:47
阅读次数:
160
Robot Motion
Time Limit: 1000MS
Memory Limit: 10000K
Total Submissions: 10267
Accepted: 5001
Description
A robot has been programmed to follow the instructions ...
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其他好文 时间:
2014-07-08 19:13:43
阅读次数:
203
产品简介:CitrixMIM移动信息管理由CitrixShareFile这一产品来集成。CitrixShareFile是一种企业“数据跟随(Follow-me-data)”解决方案,使IT部门可交付可靠的数据共享和同步服务,满足用户的移动性和协作需求,以及企业的数据安全需求。ShareFile使“数据跟随(Follow-medata)”..
分类:
移动开发 时间:
2014-07-08 12:09:40
阅读次数:
281
Write code to remove duplicates from an unsorted linked list.FOLLOW UPHow would you solve this problem if a temporary buffer is not allowed?/* Use a H...
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其他好文 时间:
2014-07-08 00:59:05
阅读次数:
305
Given a linked list, return the node where the cycle begins. If there is no cycle, returnnull.Follow up:Can you solve it without using extra space?判断一...
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其他好文 时间:
2014-07-06 18:10:33
阅读次数:
145