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 ...
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其他好文 时间:
2014-06-18 17:39:11
阅读次数:
260
Given an unsorted array of integers, find the length of the longest consecutive elements sequence.For example,Given[100, 4, 200, 1, 3, 2],The longest ...
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其他好文 时间:
2014-06-18 17:25:33
阅读次数:
155
A + B Problem (4)时间限制(普通/Java):1000MS/3000MS 运行内存限制:65536KByte总提交:2496 测试通过:1249描述Calculate the sum of some integers.输入The input will consist...
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其他好文 时间:
2014-06-18 13:58:31
阅读次数:
187
题目
Divide two integers without using multiplication, division and mod operator.
方法
将除数倍加,直到大于被除数。
public int divide(int dividend, int divisor) {
int flag = 0;
if...
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其他好文 时间:
2014-06-16 19:08:08
阅读次数:
200
Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties:
Integers in each row are sorted from left to right.The first integer of each...
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其他好文 时间:
2014-06-15 14:12:44
阅读次数:
238
题目
Given two integers n and k, return all possible combinations of k numbers out of 1 ... n.
For example,
If n = 4 and k = 2, a solution is:
[
[2,4],
[3,4],
[2,3],
[1,2],
[1,3],...
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其他好文 时间:
2014-06-15 14:10:54
阅读次数:
239
Problem Description
In a factory, there are N workers to finish two types of tasks (A and B). Each type has N tasks. Each task of type A needs xi time to finish, and each task of type B needs yj ti...
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其他好文 时间:
2014-06-15 11:26:42
阅读次数:
195
这是一个很有意思的问题,求解最大容积问题,值得动脑筋想一想。
原题如下:
Given n non-negative integers representing an elevation map where the width of each bar is 1, compute how much water it is able to trap after raining.
For...
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移动开发 时间:
2014-06-14 13:12:01
阅读次数:
268
在11g 安装过程中默认只能指定一个 dg 用来存储:crs ,voting
但是oracle 官方一般建议我们这么来配置:
■
1、当ocr没有配置镜像,或者冗余存储时 最少3个ocr 。
如果底层存储不是RAID的话,oracle建议镜像OCR,镜像可以避免单点故障。
■ At least two OCR locations if OCR is configured on...
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数据库 时间:
2014-06-14 12:29:52
阅读次数:
447
数组的恒等 === 在文档中是这么说的:
Check whether two arrays or subarrays share the same storage and elements by comparing them with the identity operators (=== and !==).
数组的恒等 === 判断即判断两个数组所指向的元素存储区是否相同。
但 XCode 6 测试下来,结果大为迥异:var a = [1, 2, 3]; a === a 其结果却为 false,...
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其他好文 时间:
2014-06-14 11:39:39
阅读次数:
280