Given a singly linked list where elements are
sorted in ascending order, convert it to a height balanced BST.public class
Solution { /** Convert th...
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其他好文 时间:
2014-06-10 00:22:44
阅读次数:
259
The gray code is a binary numeral system where
two successive values differ in only one bit.Given a non-negative
integernrepresenting the total number...
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其他好文 时间:
2014-06-10 00:01:38
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392
Description
Farmer John wants the cows to prepare for the county jumping competition, so Bessie and the gang are practicing jumping over hurdles. They are getting tired, though, so they want to be ...
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其他好文 时间:
2014-06-08 15:55:10
阅读次数:
199
【题目】
Follow up for problem "Populating Next Right Pointers in Each Node".
What if the given tree could be any binary tree? Would your previous solution still work?
Note:
You may only use constant extra space.
For example,
Given the following binary tre...
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其他好文 时间:
2014-06-08 15:46:22
阅读次数:
303
【题目】
Given an index k, return the kth row of the Pascal's triangle.
For example, given k = 3,
Return [1,3,3,1].
Note:
Could you optimize your algorithm to use only O(k) extra space?
【题意】
给定行索引k, k从0开始,返回该索引指向的杨辉三角的行
要求只能使用O(k)的额外空间
【思路】
...
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其他好文 时间:
2014-06-08 15:46:02
阅读次数:
272
【题目】
Say you have an array for which the ith element is the price of a given stock on day i.
If you were only permitted to complete at most one transaction (ie, buy one and sell one share of the stock), design an algorithm to find the maximum profit.
...
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其他好文 时间:
2014-06-08 15:11:58
阅读次数:
298
题目
Given a string containing only digits, restore it by returning all possible valid IP address combinations.
For example:
Given "25525511135",
return ["255.255.11.135", "255.255.111.3...
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其他好文 时间:
2014-06-08 10:37:47
阅读次数:
273
BSD开源协议(original BSD license、FreeBSD license、Original
BSD license)
BSD开源协议是一个给于使用者很大自由的协议。基本上使用者可以”为所欲为”,可以自由的使用,修改源代码,也可以将修改后的代码作为开源或者专有软件再发布。
但”为所欲为”的前提当你发布使用了BSD协议的代码,或则以BSD协议代码为基础做二次开发自己的产...
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其他好文 时间:
2014-06-08 10:28:44
阅读次数:
305
只能在执行 Render() 的过程中调用
RegisterForEventValidation(RegisterForEventValidation can only be called during
Render();当用GridView导出Execl的时候,会发生只能在执行 Render() ...
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其他好文 时间:
2014-06-08 01:16:14
阅读次数:
233