1 题目:Implement regular expression matching with support for'.'and'*'.'.' Matches any single character.'*' Matches zero or more of the preceding elemen...
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其他好文 时间:
2015-06-10 13:56:27
阅读次数:
97
Reverse a singly linked list.Reverse a singly linked list.Hint:
A linked list can be reversed either iteratively or recursively. Could you implement both?分析:
/**
* Definition for singly-linked list....
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其他好文 时间:
2015-06-10 10:26:28
阅读次数:
114
Given an array of integers, every element appears twice except for one. Find that single one.Note:
Your algorithm should have a linear runtime complexity. Could you implement it without using extra me...
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其他好文 时间:
2015-06-10 08:59:53
阅读次数:
114
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:参考百度百科:Tri...
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编程语言 时间:
2015-06-09 19:31:02
阅读次数:
135
problem:Implement next permutation, which rearranges numbers into the lexicographically next greater permutation of numbers.If such arrangement is not...
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其他好文 时间:
2015-06-09 13:20:13
阅读次数:
108
刷题到底刷到什么程度才够?
题目不会直接说不会么?
为什么题目都做出来还是老是挂?
觉得面试官总在为难你?
从来就搞不懂动态规划是什么?
如何正确的骑驴找马?
什么是正确的Coding Style?
面试中该与面试官如何沟通?...
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编程语言 时间:
2015-06-08 13:25:29
阅读次数:
611
Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations: get and set.
get(key) - Get the value (will always be positive) of the key if ...
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系统相关 时间:
2015-06-07 11:10:42
阅读次数:
144
String to Integer (atoi)
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 you...
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编程语言 时间:
2015-06-07 06:15:52
阅读次数:
181
一:Implement Trie (Prefix Tree)
题目:
Implement a trie with insert, search,
and startsWith methods.
Note:
You may assume that all inputs are consist of lowercase letters a-z.
分析:此题是典型的trie树,...
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其他好文 时间:
2015-06-05 22:42:59
阅读次数:
182
大家都知道,service和activity都是运行在UI线程中,超时的数据读取和网络耗时等操作必须新建线程,下面说说service中执行新线程的几种方式。1.传统的java方式我们都知道 java中新建线程可以继承Thread类,也可以implement Runnable接口。实质都是实现Runn...
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移动开发 时间:
2015-06-05 19:19:40
阅读次数:
163