Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d = target? Find all unique quadruplets in the array whic...
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其他好文 时间:
2014-08-24 23:37:03
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278
13.50 没有定义析构函数#include#include#include#include#include#includeusing namespace std;class String{public: String():elements(nullptr),first_free(nullpt...
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移动开发 时间:
2014-08-24 22:11:53
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285
你打开tomcat7\conf\catalina.properties文件再打开tomcat5的,看完后, 你就知道了tomcat 5.5.35## List of comma-separated paths defining the contents of the "shared" # class...
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其他好文 时间:
2014-08-24 16:39:22
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181
题目描述:
Given a singly linked list where elements are sorted in ascending order, convert it to a height balanced BST.
给定一个有序的链表,要求构建一颗平衡二叉查找树。
解析:二叉查找树的中序遍历的结构就是一颗二叉查找树,要使得最终的二叉查找树的结构尽可能的平衡,也就是说只需要...
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其他好文 时间:
2014-08-23 23:02:31
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389
Description
Given a permutation a1, a2,...aN of
{1, 2,..., N}, we define its
E-value as the amount of elements where ai >
i. For example, the E-value of permutation
{1, 3, 2, 4} is 1, while th...
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其他好文 时间:
2014-08-23 16:54:31
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232
Given an array S of n integers, are there elements a, b, c, and d in S such that a + b + c + d =
target? Find all unique quadruplets in the array which gives the sum of target.
Note:
Element...
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其他好文 时间:
2014-08-23 16:49:21
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166
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...
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其他好文 时间:
2014-08-23 15:24:41
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153
Given a set of distinct integers, S, return all possible subsets.Note:Elements in a subset must be in non-descending order.The solution set must not c...
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其他好文 时间:
2014-08-23 15:11:00
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153
Problem Description
Given an N*N*N cube A, whose elements are either 0 or 1. A[i, j, k] means the number in the i-th row , j-th column and k-th layer. Initially we have A[i, j, k] = 0 (1 <= i, j, k <...
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其他好文 时间:
2014-08-23 01:09:39
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274
这里有两种方法帮你删除在一个ArrayList里重复的elements。下面的程序片段里,removeDuplicate方法不维护顺序 (Order),而removeDuplicateWithOrder方法会保持顺序 (Order),但会有些性能上的牺牲。The removeDuplicate Me...
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其他好文 时间:
2014-08-22 19:37:59
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174