Given a linked list, swap every two adjacent nodes and return its head.For example,Given1->2->3->4, you should return the list as2->1->4->3.Your algor...
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其他好文 时间:
2015-03-17 23:31:28
阅读次数:
146
Given an integern, return the number of trailing zeroes inn!.Note:Your solution should be in logarithmic time complexity.解析: 只有2和5相乘才会出现0,其中整十也可以看做是2和...
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其他好文 时间:
2015-03-17 19:47:19
阅读次数:
136
运维配置ssl后导致apache无法启动,报错如下 [Tue Mar 17 16:23:36 2015] [error] Server should be SSL-aware but has no certificate configured [Hint: SSLCertificateFile] ((null):0) 解决方案: <virtualho...
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其他好文 时间:
2015-03-17 18:21:58
阅读次数:
133
when configure the emacs:?? error like this! You seem to be running X, but no X development libraries were found. You should install the relevant development files for X and for the toolkit you ...
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系统相关 时间:
2015-03-17 10:41:06
阅读次数:
267
Given an array of integers, every element appearstwiceexcept for one. Find that single one.Note:Your algorithm should have a linear runtime complexity...
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其他好文 时间:
2015-03-17 02:00:44
阅读次数:
102
Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the two nu...
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其他好文 时间:
2015-03-16 22:49:35
阅读次数:
133
problem:
There are two sorted arrays A and B of size m and n respectively.
Find the median of the two sorted arrays.
The overall run time complexity should be O(log (m+n)).
thinking:
(1)求中位数,就是求已...
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其他好文 时间:
2015-03-16 21:26:18
阅读次数:
162
最近看linux0.11源码时,看到任务切换函数switch_to,感觉很晦涩,于是在网上查了一些资料,现在终于有些眉目,特记录于此,以方便大家参考,有什么错误或不足之处,还请大家指出~switch_to源码/** switch_to(n) should switch tasks to task ....
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其他好文 时间:
2015-03-16 20:51:22
阅读次数:
167
Given a linked list and a value x, partition it such that all nodes less than x come before nodes greater than or equal to x.
You should preserve the original relative order of the nodes in each of...
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其他好文 时间:
2015-03-16 17:55:05
阅读次数:
105
题目Given a binary tree, flatten it to a linked list in-place.For example,Given 1
/ 2 5
/ \ 3 4 6
The flattened tree should look like: 1
2
...
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其他好文 时间:
2015-03-16 16:33:35
阅读次数:
121