原题地址:https://oj.leetcode.com/problems/search-a-2d-matrix/题意:Write
an efficient algorithm that searches for a value in anmxnmatrix. This matrix has
the...
分类:
编程语言 时间:
2014-06-29 07:56:13
阅读次数:
321
Find the contiguous subarray within an array
(containing at least one number) which has the largest sum.For example, given
the array[?2,1,?3,4,?1,2,1,...
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其他好文 时间:
2014-06-20 08:59:38
阅读次数:
235
类应该对扩展开放, 对修改关闭.所谓装饰者模式,
是指用其他的类来装饰某个类,装饰者说白了就是使用 has-a 来代替 is-a隐喻咖啡店, 有很多种咖啡, 咖啡里还要增加一些 milk, 面包片啊, 等等.
针对加的东西不同, 计算出来的费用不同, 那么我们需要怎么做呢?1. 首先创建一个 cof...
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其他好文 时间:
2014-06-11 13:03:28
阅读次数:
349
1.1Implement an algorithm to determine if a
string has all unique characters. What if you cannot use additional data
structures?字符串问题,需要先确定是不是只有ASCII码...
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其他好文 时间:
2014-06-11 12:27:53
阅读次数:
247
在Linux上检出windows
SVN服务器上项目时出现了SSLhandshakefailed:SSLerror:Keyusageviolationincertificatehasbeendetected.的错误。最后通过从网上检索找到了一个答案:
可以同时解决掉在Ubuntu上和CentOS上检...
题目
Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum.
For example:
Given the below binary t...
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其他好文 时间:
2014-06-07 15:31:32
阅读次数:
179
【题目】
Given a binary tree and a sum, determine if the tree has a root-to-leaf path such that adding up all the values along the path equals the given sum.
For example:
Given the below binary tree and sum = 22,
5
/ ...
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其他好文 时间:
2014-06-07 13:57:37
阅读次数:
210
You are given the following information, but you may prefer to do some research for yourself.
1 Jan 1900 was a Monday.Thirty days has September,
April, June and November.
All the rest have thirty...
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其他好文 时间:
2014-06-07 13:56:52
阅读次数:
166
并查集,
删除节点操作,可以用新建节点代替
维护每个点到跟节点的距离
Gears
Time Limit: 2 Seconds Memory Limit: 65536 KB
Bob has N (1 ≤ N ≤ 2*105) gears (numbered from 1 to N). Each gear can rotate clockwise or co...
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其他好文 时间:
2014-06-07 11:33:37
阅读次数:
227
Android2.3的overflow问题在android2.3及以下系统版本的浏览器不支持overflow:scroll
/
auto,即在页面元素里面的内容如果超过了父元素或祖先元素的高度是无法滚动的,可以通过css3的transform来实现滚动,代表作:iscroll。Android2.3的...
分类:
Web程序 时间:
2014-06-07 08:03:09
阅读次数:
390