Why SmartCar maybe easier implement than SmartHome...
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其他好文 时间:
2015-05-12 11:23:28
阅读次数:
109
题目描述
Given an array of integers, every element appears three times except for one. Find that single one.
Note:
Your algorithm should have a linear runtime complexity. Could you implement it w...
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其他好文 时间:
2015-05-11 22:12:08
阅读次数:
145
Implement Trie (Prefix Tree)
Implement a trie with insert, search,
and startsWith methods.
Note:
You may assume that all inputs are consist of lowercase letters a-z.
解题思路:
前缀树。由于值设定为在a-...
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其他好文 时间:
2015-05-11 14:45:37
阅读次数:
116
2.6Given a circular linked list,implement an algorithm which returns the node at the beginning of the loop. 快指针和慢指针一起在头指针开始移动,快指针每次移动两步,慢指针每次移动一步,直到相遇...
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其他好文 时间:
2015-05-10 15:36:48
阅读次数:
125
Implement a trie withinsert,search, andstartsWithmethods.Note:You may assume that all inputs are consist of lowercase lettersa-z.http://dongxicheng.or...
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其他好文 时间:
2015-05-10 07:28:15
阅读次数:
120
https://leetcode.com/problems/wildcard-matching/Implement wildcard pattern matching with support for'?'and'*'.'?' Matches any single character.'*' Mat...
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其他好文 时间:
2015-05-09 21:54:23
阅读次数:
206
Implement a trie withinsert,search, andstartsWithmethods.Trie,又称单词查找树或键树,是一种树形结构。典型应用是用于统计和排序大量的字符串(但不仅限于字符串),所以经常被搜索引擎系统用于文本词频统计或是前缀匹配。它有3个基本性质:根节点不包...
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其他好文 时间:
2015-05-09 16:26:28
阅读次数:
154
题目
思路
直接前缀树。代码struct TrieNode {
char c;
struct TrieNode * son[27]; // sons for "abcdefghijklmnopqrstuvwxyz\0"
};struct TrieNode * trieCreate() {
struct TrieNode * trieNode = (struct Trie...
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其他好文 时间:
2015-05-09 10:18:56
阅读次数:
408
Implement atoi to convert a string to an integer.
Hint: Carefully consider all possible input cases. If you want a challenge, please do not see below and ask yourself what are the possible input ca...
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其他好文 时间:
2015-05-09 08:56:30
阅读次数:
104
Implement Trie (Prefix Tree)
Total Accepted: 601
Total Submissions: 2396
Implement a trie with insert, search, and startsWith methods.
Note:
You may assume that all inputs are consist of...
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其他好文 时间:
2015-05-09 07:43:51
阅读次数:
347