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leetcode:Maximum Depth of Binary Tree
1、 Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down to the farthes
分类:其他好文   时间:2016-03-22 19:06:39    阅读次数:114
leetcode:longest words
1、 Given a dictionary, find all of the longest words in the dictionary. Given the longest words are(is) ["internationalization"]. 2、 思路: 1、得到数组里面最长的字符
分类:其他好文   时间:2016-03-21 18:22:08    阅读次数:174
Longest Common Prefix
Write a function to find the longest common prefix string amongst an array of strings. 思路: 1.其中任意一串一定大于或等于最长子串的长度 2.从第一个串第一位开始与之后的串进行匹配,如不匹配,已匹配好的子串即是
分类:其他好文   时间:2016-03-19 01:00:46    阅读次数:244
Leetcode 14 Longest Common Prefix
最长公共子串,我使用的方法是枚举
分类:其他好文   时间:2016-03-18 23:23:41    阅读次数:229
leetcode:longest-increasing
1、 Give an integer array,find the longest increasing continuous subsequence in this array. An increasing continuous subsequence: For [5, 4, 2, 1, 3],
分类:其他好文   时间:2016-03-18 17:33:02    阅读次数:132
Maximum Depth of Binary Tree
Given a binary tree, find its maximum depth. The maximum depth is the number of nodes along the longest path from the root node down to the farthest l
分类:其他好文   时间:2016-03-18 09:27:07    阅读次数:131
POJ - 2533 Longest Ordered Subsequence(最长上升子序列)
d.最长上升子序列 s.注意是严格递增 c.O(nlogn) c2.O(n^2)
分类:其他好文   时间:2016-03-17 19:09:40    阅读次数:114
LeetCode 3. Longest Substring Without Repeating Characters
最初思路,也是最简单的思路,维护一个string res,保留当前的不重复的字符串。string s一位位读进,读进每一位时和res中的每一位进行比较,没有重复就加入res;重复了的话,res就只保留与s[i]重复的那个char右边的部分,并加上s[i],在对res进行截取操作之前更新maxLen。
分类:其他好文   时间:2016-03-16 20:57:43    阅读次数:213
LeetCode题解 #5 Longest Palindromic Substring
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 longes
分类:其他好文   时间:2016-03-14 18:34:09    阅读次数:207
329. Longest Increasing Path in a Matrix
Given an integer matrix, find the length of the longest increasing path. From each cell, you can either move to four directions: left, right, up or do
分类:其他好文   时间:2016-03-08 21:24:13    阅读次数:189
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