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tomcat下部署了多个项目启动报错java web error:Choose unique values for the 'webAppRootKey' context-param in your web.xml files
应该是tomcat下部署了多个项目且都使用log4j。log4jConfigLocation/WEB-INF/log4j.propertieswebAppRootKeywebName.root
分类:移动开发   时间:2015-01-27 10:45:16    阅读次数:117
bzoj 2561
传送门:http://www.lydsy.com/JudgeOnline/problem.php?id=2561考虑做mst的时候,什么时候这条边不在这棵mst上呢? 就是比他小的权值的边讲这条边的两边并进了一个联通块里面,那么对于所有的小于所求边的权值的边建一个图,然后求一个最小割使得U, V 不...
分类:其他好文   时间:2015-01-27 01:45:39    阅读次数:223
【leetcode】Unique Binary Search Trees
Unique Binary Search TreesGivenn, how many structurally uniqueBST's(binary search trees) that store values 1...n?For example,Givenn= 3, there are a to...
分类:其他好文   时间:2015-01-27 00:16:11    阅读次数:218
leetcode 【 Unique Paths II 】 python 实现
题目:Follow up for "Unique Paths":Now consider if some obstacles are added to the grids. How many unique paths would there be?An obstacle and empty spac...
分类:编程语言   时间:2015-01-26 16:57:37    阅读次数:161
leetcode 【 Unique Paths 】python 实现
题目:A robot is located at the top-left corner of amxngrid (marked 'Start' in the diagram below).The robot can only move either down or right at any poi...
分类:编程语言   时间:2015-01-26 16:32:36    阅读次数:173
LeetCode 3Sum
Given an array S of n integers, are there elements a, b, c in S such that a + b + c = 0? Find all unique triplets in the array which gives the sum of zero. Note: Elements in a triplet (a,b,c...
分类:其他好文   时间:2015-01-26 13:41:30    阅读次数:95
POJ 1679 The Unique MST 判断最小生成树是否唯一/次小生成树
题目链接: 1679 题意: 给出 M个点N条边 求它的的最小生成树 不唯一则输出:Not Unique! 题解: prim:判断“最小生成树是否唯一”可以理解为“最小生成树和次小生成树是否相等” 求次小生成树的步骤如下 1)先求出最小生成树T,在prim的同时,用一个矩阵maxx[u][v]记录在树中连接u-v的路径中权值最大的边. ...
分类:其他好文   时间:2015-01-26 11:59:52    阅读次数:143
hdu 2489 Minimal Ratio Tree (DFS枚举+MST)
参考链接:http://blog.csdn.net/xingyeyongheng/article/details/9373271 http://www.cnblogs.com/chenxiwenruo/p/3294668.html 1 #include 2 #include 3 #inclu...
分类:其他好文   时间:2015-01-26 11:43:06    阅读次数:205
Unique Binary Search Trees
Unique Binary Search TreesGivenn, how many structurally uniqueBST's(binary search trees) that store values 1...n?For example,Givenn= 3, there are a to...
分类:其他好文   时间:2015-01-25 15:03:40    阅读次数:156
[C++]LeetCode: 120 Permutations II
题目: Given a collection of numbers that might contain duplicates, return all possible unique permutations. For example, [1,1,2] have the following unique permutations: [1,1,2], [1,2,1], and [...
分类:编程语言   时间:2015-01-25 13:57:13    阅读次数:206
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