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3. Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng ...
分类:其他好文   时间:2016-05-02 14:19:48    阅读次数:197
Template : Two Pointers & Hash -> String process
Reference : https://leetcode.com/discuss/72701/here-10-line-template-that-can-solve-most-substring-problems 3. Longest Substring Without Repeating Cha ...
分类:其他好文   时间:2016-05-02 11:52:27    阅读次数:279
Topological Sort
In what kind of situation will we need to use topological sort? Precedence(优先级) scheduling, say given a set of tasks to be completed with precedence c ...
分类:其他好文   时间:2016-05-01 12:12:17    阅读次数:117
StringOfChar 将一个字符重复多次 形成一个 字符串
StringOfChar Returns a string with a specified number of repeating characters. In Delphi code, StringOfChar returns a string that contains Count chara ...
分类:其他好文   时间:2016-05-01 01:09:08    阅读次数:175
android开发框架
1、volley 项目地址 https://github.com/smanikandan14/Volley-demo (1) JSON,图像等的异步下载; (2) 网络请求的排序(scheduling) (3) 网络请求的优先级处理 (4) 缓存 (5) 多级别取消请求 (6) 和Activity和 ...
分类:移动开发   时间:2016-04-28 21:18:43    阅读次数:282
UVA1630 Folding 区间DP
Folding Description Bill is trying to compactly represent sequences of capital alphabetic characters from `A' to `Z' by folding repeating subsequences ...
分类:其他好文   时间:2016-04-27 00:11:00    阅读次数:204
Leetcode 详解(Substing without repeats character)
Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng ...
分类:其他好文   时间:2016-04-23 11:33:14    阅读次数:209
Longest Substring Without Repeating Characters
题意为给出一个字符串,找出其中没有重复字符的最长子序列的长度。brute force的复杂度为O(n^3).依次查找每个子字符串是否含有重复字符,并比较长度。开始看到题目,想用DP解决,在已有目前最长子序列的情况下,比较把当前字符串放入和不放入,那个子序列长度会更大,但是这种解法的复杂度为O(n^2 ...
分类:其他好文   时间:2016-04-19 00:09:11    阅读次数:127
六款值得推荐的android(安卓)开源框架简介(转)
1、volley 项目地址 https://github.com/smanikandan14/Volley-demo (1) JSON,图像等的异步下载;(2) 网络请求的排序(scheduling)(3) 网络请求的优先级处理(4) 缓存(5) 多级别取消请求(6) 和Activity和生命周期的 ...
分类:移动开发   时间:2016-04-18 08:46:33    阅读次数:186
leetcode-Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeating characters. Examples: Given "abcabcbb", the answer is "abc", which the leng ...
分类:其他好文   时间:2016-04-17 11:37:10    阅读次数:158
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