题目:Given an index k, return the kth row of the Pascal's triangle.For example, given k = 3,Return [1,3,3,1].Note:Could you optimize your algorithm to ....
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编程语言 时间:
2014-08-03 05:24:06
阅读次数:
304
无源汇可行流弧流量限制条件 b(u,v)<=f(u,v)<=c(u,v),(u,v)∈E不妨设f(u,v)=b(u,v)+f1(u,v),Σ( b(u,v)+f1(u,v) ) = Σ( b(v,w)+f1(v,w) )Σ b(u,v) - Σ b(v,w) = Σf1(v,w) -Σf1(u,v)...
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其他好文 时间:
2014-08-02 17:59:23
阅读次数:
180
Single Number II
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it without using extra memory?...
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其他好文 时间:
2014-08-02 12:53:53
阅读次数:
289
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 contain duplicate subsets.
For exa...
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其他好文 时间:
2014-08-01 23:18:42
阅读次数:
246
jquery.data()文档:http://api.jquery.com/jQuery.data/html5有个data-*属性,跟这个功能一样。Note:This is a low-level method; a more convenient.data()is also available.T...
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Web程序 时间:
2014-08-01 22:43:22
阅读次数:
351
AnagramsGiven an array of strings, return all groups of strings that are anagrams.Note: All inputs will be in lower-case.编程珠玑中的一道题,书中的解法很巧妙,我就直接搬来用了,时...
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其他好文 时间:
2014-08-01 22:37:32
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162
Given inorder and postorder traversal of a tree, construct the binary tree.
Note:
You may assume that duplicates do not exist in the tree.
/**
* Definition for binary tree
* struct TreeNode {...
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其他好文 时间:
2014-08-01 19:53:32
阅读次数:
222
/* Note:Your choice is C IDE */
#include "stdio.h"
#include
#include
#define N 4
void main()
{
int a[N][N];
int b[N][N];
int z,x,c,d,p,i,j;
for(c=0;c<N;c++)
srand(time(0));
a[...
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其他好文 时间:
2014-08-01 19:48:02
阅读次数:
195
Problem Description:
Given an array of strings, return all groups of strings that are anagrams.
Note: All inputs will be in lower-case.
分析:题目要求输出找出所有在字符串数组中的变形词,变形词的意思是指单词由相同的字母构成,只是字母在单词中的顺序...
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其他好文 时间:
2014-08-01 16:09:01
阅读次数:
164
Problem Description:
Given two numbers represented as strings, return multiplication of the numbers as a string.
Note: The numbers can be arbitrarily large and are non-negative.
分析:两个string相乘...
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其他好文 时间:
2014-08-01 16:06:01
阅读次数:
141