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spoj 1812 LCS2 - Longest Common Substring II (后缀自己主动机)
spoj 1812 LCS2 - Longest Common Substring II 题意: 给出最多n个字符串A[1], ..., A[n], 求这n个字符串的最长公共子串。 限制: 1 <= n <= 10 |A[i]| <= 1e5 思路: 和spoj 1811 LCS几乎相同的做法 把当 ...
分类:其他好文   时间:2017-06-10 15:22:39    阅读次数:157
第十六周 Leetcode 600. Non-negative Integers without Consecutive Ones(HARD) 计数dp
Leetcode600 很简单的一道计数题 给定整数n 求不大于n的正整数中 二进制表示没有连续的1的数字个数 在dp过程中只要保证不出现连续1以及大于n的情况即可。 所以设计按位dp[i][j]表示到第i位 j=0表示第i位为0 且值等于n的情况 2为值小于n的情况 j=1表示第i位为1 且值等于 ...
分类:其他好文   时间:2017-06-10 14:01:21    阅读次数:468
LeetCode题解 || Longest Substring Without Repeating Characters (O(n)算法)问题
problem: Given a string, find the length of the longest substring without repeating characters. For example, the longest substring without repeating l ...
分类:编程语言   时间:2017-06-09 14:12:32    阅读次数:137
leetcode516
https://leetcode.com/problems/longest-palindromic-subsequence/#/description ...
分类:其他好文   时间:2017-06-09 10:01:11    阅读次数:124
LeetCode104_MaximumDepthofBinaryTree Java题解
题目: 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 farthe ...
分类:编程语言   时间:2017-06-08 19:44:11    阅读次数:110
[Leetcode] Binary search--300. Longest Increasing Subsequence
Given an unsorted array of integers, find the length of longest increasing subsequence. For example,Given [10, 9, 2, 5, 3, 7, 101, 18],The longest inc ...
分类:其他好文   时间:2017-06-08 13:09:04    阅读次数:205
[LeetCode] Non-negative Integers without Consecutive Ones 非负整数不包括连续的1
Given a positive integer n, find the number of non-negative integers less than or equal to n, whose binary representations do NOT contain consecutive ...
分类:其他好文   时间:2017-06-08 00:20:19    阅读次数:294
Binary Tree Longest Consecutive Sequence III
Note: This question is good summary for this kind of problem. 1) Once you get the root, loop through all the children. Get the max up/down/max from th ...
分类:其他好文   时间:2017-06-07 10:15:22    阅读次数:156
Binary Tree Longest Consecutive Sequence
/** * Definition for a binary tree node. * public class TreeNode { * int val; * TreeNode left; * TreeNode right; * TreeNode(int x) { val = x; } * } */... ...
分类:其他好文   时间:2017-06-07 10:10:51    阅读次数:114
Binary Tree Longest Consecutive Sequence II
Note: O(n) This question is the extension of the version one. The longest consecutive Sequence could be found in "Parent->Children" or "Children -> Pa ...
分类:其他好文   时间:2017-06-07 10:02:45    阅读次数:149
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