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搜索关键字:find_first_not_of    ( 270个结果
First Missing Positive
Given an unsorted integer array, find the first missing positive integer. For example, Given [1,2,0] return 3, and [3,4,-1,1] return 2. Your algorithm should run in O(n) time and uses constant...
分类:其他好文   时间:2015-08-06 22:29:49    阅读次数:175
lintcode Binary Search
For a given sorted array (ascending order) and a target number, find the first index of this number in O(log n) time complexity. If the target number does not exist in the array, return -1. ...
分类:其他好文   时间:2015-08-03 19:08:48    阅读次数:151
First Missing Positive
Given an unsorted integer array, find the first missing positive integer.For example,Given[1,2,0]return3,and[3,4,-1,1]return2.Your algorithm should ru...
分类:其他好文   时间:2015-08-03 16:36:17    阅读次数:72
[LeetCode][JavaScript]First Missing Positive
First Missing PositiveGiven an unsorted integer array, find the first missing positive integer.For example,Given[1,2,0]return3,and[3,4,-1,1]return2.Yo...
分类:编程语言   时间:2015-08-02 13:08:34    阅读次数:308
C++去掉字符串中首尾空格和所有空格
c++去掉首尾空格是参考一篇文章的,但是忘记文章出处了,就略过吧。去掉首尾空格的代码如下: 1 void trim(string &s) 2 { 3 4 if( !s.empty() ) 5 { 6 s.erase(0,s.find_first_not_of(" "...
分类:编程语言   时间:2015-07-22 12:45:09    阅读次数:109
POJ-1247
#include #include using namespace std; /** * return: * -1:can not find; * positive:find the first position; */ int findPosition(vector v,int size, int requestHalfSum){ int sum=0; for(int i=...
分类:其他好文   时间:2015-07-19 20:13:58    阅读次数:111
[LeetCode][Java] First Missing Positive
题目: Given an unsorted integer array, find the first missing positive integer. For example, Given [1,2,0] return 3, and [3,4,-1,1] return 2. Your algorithm should run in O(n) time and uses...
分类:编程语言   时间:2015-07-13 18:47:35    阅读次数:148
stl非变易算法(一)
C++ STL的非变易算法是一组不破坏操作数据的模板函数,用来对序列数据进行逐个处理、元素查找、子序列搜索、统计和匹配。非变易算法具有极为广泛的适用性,基本上可应用于各种容器。本文详细说明算法函数for_each、find、find_if、adjacent_find以及find_first_of的实现原理及用法并给出例子。...
分类:编程语言   时间:2015-07-12 00:18:25    阅读次数:148
[leedcode 41] First Missing Positive
Given an unsorted integer array, find the first missing positive integer.For example,Given[1,2,0]return3,and[3,4,-1,1]return2.Your algorithm should ru...
分类:其他好文   时间:2015-07-10 18:48:28    阅读次数:80
leetCode 41.First Missing Positive (第一个丢失的正数) 解题思路和方法
First Missing Positive  Given an unsorted integer array, find the first missing positive integer. For example, Given [1,2,0] return 3, and [3,4,-1,1] return 2. Your algorithm should run in ...
分类:其他好文   时间:2015-07-10 11:27:12    阅读次数:92
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