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Longest Palindromic Substring
[leetcode]Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longest palindromic substring....
分类:其他好文   时间:2014-10-02 13:30:42    阅读次数:217
Longest Substring Without Repeating Charactersdf
首先呢 可能会想到用一个windows去放这些东西.可能会想到hashtable去. 但是hashtable 无法用Index去查询.abcabcbb. hashtable: abc 当第二个a来的时候, 我们想bca 貌似不好实现.这种情况就很像LRU. 用 node连接,用hashta...
分类:其他好文   时间:2014-10-02 04:12:22    阅读次数:154
[LeetCode] Longest Palindrome Substring 详细分析
Given a string S, find the longest palindromic substring in S. You may assume that the maximum length of S is 1000, and there exists one unique longest palindromic substring. 面DP题的考官都是神经病。。(吐...
分类:其他好文   时间:2014-10-01 13:15:31    阅读次数:242
[LeetCode]Longest Substring Without Repeating Characters
Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating letters fo...
分类:其他好文   时间:2014-10-01 09:59:00    阅读次数:245
[leetcode] Longest Valid Parentheses @python
Given a string containing just the characters'('and')', find the length of the longest valid (well-formed) parentheses substring.For"(()", the longest...
分类:编程语言   时间:2014-10-01 02:49:20    阅读次数:232
leetcode - Longest Consecutive Sequence
Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200, 1, 3, 2], The longest consecutive elements sequence is [1, 2, 3...
分类:其他好文   时间:2014-09-30 21:48:20    阅读次数:179
[Leetcode] Longest Palindromic Substring
Given a stringS, find the longest palindromic substring inS. You may assume that the maximum length ofSis 1000, and there exists one unique longest pa...
分类:其他好文   时间:2014-09-30 17:19:19    阅读次数:173
Overview of Data Structures
Data StructureAdvantagesDisadvantagesArrayQuick insertion, very fast access if index knownSlow search, slow deletion, fixed size.Ordered arrayQuicker ...
分类:其他好文   时间:2014-09-29 13:26:30    阅读次数:271
Longest Ordered Subsequence
Language:Longest Ordered SubsequenceTime Limit:2000MSMemory Limit:65536KTotal Submissions:33812Accepted:14809DescriptionA numeric sequence ofaiis orde...
分类:其他好文   时间:2014-09-28 16:04:53    阅读次数:138
UvaLive 6667 Longest Chain (分治求三维LIS)
题目大意: 题目给出了定义的小于号,然后求出一个LIS。。。 思路分析: 这道题目的是一个严格递增的,和 Hdu 4742 类似。只不过Hdu的这道题是一个不递减的序列。 简单说一下Hdu 4742的做法。 首先我们可以想到的是一维的LIS,那么简单就是n。 然后二维的LIS,就是先排序一维,然后用求第二维的LIS。 现在问题扩展到三维。依然排序一维。 假设我们排序的是z。...
分类:其他好文   时间:2014-09-26 23:22:48    阅读次数:258
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