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搜索关键字:find_first_not_of    ( 270个结果
Ruby 零碎点
1.try 永远不会抛出异常 在 没有的时候 返回 nil  province_id = Province.find_by_name(prov).try(:id) 2.find(:first, :condotions) 方法 不言而与 mobile_info = MobileInfo.find(:first, :conditions => ["mobile_num = ? ", mobi...
分类:其他好文   时间:2014-08-06 10:32:31    阅读次数:304
First Missing Positive leetcode java
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....
分类:编程语言   时间:2014-08-04 13:34:47    阅读次数:373
LeetCode "Permutations"
Lexicographicallyalgorithms:1. Iterate array from back to front, and find the first decreasing point: 1,2,4,3 -- 42. Iterate array from back to front,...
分类:其他好文   时间:2014-08-02 05:11:02    阅读次数:199
【leetcode】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:2014-07-22 22:52:33    阅读次数:166
CTCI 4.7
Design an algorithm and write code to find the first common ancestory of two nodes in a binary tree. Avoid storing additional nodes in data structure....
分类:其他好文   时间:2014-07-13 13:24:21    阅读次数:279
Leetcode 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:2014-07-05 18:37:04    阅读次数:188
Leetcode:First Missing Positive 第一个缺失的正数 桶排序
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] retu...
分类:其他好文   时间:2014-07-01 13:13:59    阅读次数:218
Leetcode: 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 sho...
分类:其他好文   时间:2014-06-27 22:24:34    阅读次数:346
[leetcode] First Missing Positive
Given an unsorted integer array, find the first missing positive integer.
分类:其他好文   时间:2014-06-27 12:39:02    阅读次数:185
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 u...
分类:其他好文   时间:2014-06-27 08:30:30    阅读次数:202
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