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Maximum Subarray
题目 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,?5,4], the contiguous subarray [4,...
分类:其他好文   时间:2014-06-19 12:08:20    阅读次数:270
Anagrams
题目 Given an array of strings, return all groups of strings that are anagrams. Note: All inputs will be in lower-case. 方法 题目中是找出所有的字符串由相同的字符组成,只是顺序不同。 public List anagrams(St...
分类:其他好文   时间:2014-06-19 10:46:45    阅读次数:207
the solution about "messy code" in elicpse
I use the Elicpse IDE to develope the ansdroid app.Sometime encounter the messy code in the Elicpse One solve method is that to fix the Ecicpse's enCoding setting: click "Windows->Preference...
分类:其他好文   时间:2014-06-19 09:57:22    阅读次数:211
Poj 3517 And Then There Was One Joseph环问题
一个基本上纯粹的Joseph环问题,不过第一步额外多了一个m。 那么可以利用递推得出公式: Win(n) 代表有n个人的时候胜出的号码, 那么Win(n)必然等于Win(n-1),当去掉下一个出队列的人的时候。 下一个出队列的人是谁呢? 如果模是mod的话,那么下一个出队号码计算为: Lose(n) = mod % n; if (Lose(n) == 0) Lose(n) = n;...
分类:其他好文   时间:2014-06-16 12:24:41    阅读次数:174
LeetCode:Path Sum II
Given a binary tree and a sum, find all root-to-leaf paths where each path's sum equals the given sum. For example: Given the below binary tree and sum = 22, 5 ...
分类:其他好文   时间:2014-06-15 19:55:39    阅读次数:191
java.lang.VerifyError 在使用PowerMock EasyMock进行单元测试
java.lang.VerifyError:Stack map does not match the one at exception handler 385 in method ... at offset 377 我使用的 jar包( 下面是认为跟这个问题有关系的jar包)如下: antrl-3.3-complete.jar cglib-2.2.jar cglib-nodep-2.2.2...
分类:编程语言   时间:2014-06-15 16:56:08    阅读次数:476
【Leetcode】Minimum Path Sum
Given a m x n grid filled with non-negative numbers, find a path from top left to bottom right which minimizes the sum of all numbers along its path. Note: You can only move either down or right at...
分类:其他好文   时间:2014-06-13 20:36:56    阅读次数:280
数据字典视图
数据自动视图分为三大类,分别用对应的前缀表示为user_*,all_*,dba_*分别表示的意思如下:user_*:有关用户所拥有的对象的信息,即用户自己创建的对象的信息all_*:有关用户可以访问的对象的信息,即用户自己创建的对象信息加上用户可以有权限访问的对象的信息dba_*:有关整个数据库对象...
分类:其他好文   时间:2014-06-13 16:10:08    阅读次数:354
[LeetCode OJ] Best Time to Buy and Sell Stock I
Say you have an array for which theithelement is the price of a given stock on dayi.If you were only permitted to complete at most one transaction (ie...
分类:其他好文   时间:2014-06-13 15:55:47    阅读次数:273
leetcode--Merge Intervals
Given a collection of intervals, merge all overlapping intervals.For example,Given[1,3],[2,6],[8,10],[15,18],return[1,6],[8,10],[15,18].public class S...
分类:其他好文   时间:2014-06-13 15:12:35    阅读次数:180
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