题目
Given a linked list, swap every two adjacent nodes and return its head.
For example,
Given 1->2->3->4, you should return the list as 2->1->4->3.
Your algorithm should use only const...
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其他好文 时间：
2014-06-18 11:53:39
阅读次数：
138
ocp 053688. Which two statements are true about the compressed backups in RMAN? (Choose two.)A.Compressed backups can only be taken on the tape drives...
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其他好文 时间：
2014-06-18 11:06:25
阅读次数：
303
Given an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the two nu...
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其他好文 时间：
2014-06-18 10:17:40
阅读次数：
174
Problem Description
You are given N positive integers, denoted as x0, x1 ... xN-1. Then give you some intervals [l, r]. For each interval, you need to find a number x to make
as small as possible!
...
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其他好文 时间：
2014-06-18 00:58:54
阅读次数：
276
Given a set of distinct integers,
S, return all possible subsets.
Note:
Elements in a subset must be in non-descending order.The solution set must not contain duplicate subsets.
For example,
...
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其他好文 时间：
2014-06-18 00:39:26
阅读次数：
301
1.字节码指令
LOAD_CONST：从consts表中读取序号为i的元素并压入到运行时栈中
STORE_NAME：改变local名字空间。从符号表names取序号为i的元素作为变量名，
取运行时栈的栈顶元素作为变量值，完成从变量名到变量值的映射关系的创建。
BUILD_MAP：创建一个空的PyDictObject对象，并压入运行时栈
DUP_TOP：将栈顶元素的引用计数增加1，并将它再次压入栈中
ROT_TWO：将栈顶的两个元素进行对调
LOAD_NAME：符号搜索，并将该元素压入运行时栈
Py...
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编程语言 时间：
2014-06-18 00:32:18
阅读次数：
295
You are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes contain a single ...
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其他好文 时间：
2014-06-17 23:38:04
阅读次数：
341
motorola scanner datasheet相关解释（以下通过Simple Serial Interface(SSI)进行设置，非扫描官方datasheet的设置条码）:
One Discrete Length:一个单独的条码长度，就是扫描头设置以后，只支持指定的一个长度的条码，发送格式：指定的条码长度作为长度参数1的值，长度参数2的值设置为0x00即可（比如设置interlea...
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移动开发 时间：
2014-06-17 19:33:52
阅读次数：
296
??
First, a
dependency is a semantic relationship between two model elements in which a change to one element
(the independent one) may affect the semantics of the other element (the dependent on...
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其他好文 时间：
2014-06-17 18:50:36
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182
题目
Determine whether an integer is a palindrome. Do this without extra space.
Some hints:
Could negative integers be palindromes? (ie, -1)
If you are thinking of converting the integer to ...
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其他好文 时间：
2014-06-17 16:12:39
阅读次数：
226
