Xenia the beginner mathematician is a third year student at elementary school. She is now learning the addition operation.
The teacher has written down the sum of multiple numbers. Pupils should ca...
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其他好文 时间：
2014-07-22 23:05:53
阅读次数：
382
链接：http://poj.org/problem?id=2421 或 http://acm.hdu.edu.cn/showproblem.php?pid=1102
Problem Description
There are N villages, which are numbered from 1 to N, and you should build some roads ...
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其他好文 时间：
2014-05-10 09:34:09
阅读次数：
389
You should initialize most fields normally, not
lazily. If you must initialize a field lazily in order to achieve your
performance goals, or to break ...
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编程语言 时间：
2014-05-09 18:32:56
阅读次数：
497
LRU Cache
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 posi...
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其他好文 时间：
2014-05-07 07:16:21
阅读次数：
316
Problem DescriptionThere are n people and n
target, everyone should get one target, no two people get the same target, the
last one who get the target...
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其他好文 时间：
2014-05-06 09:00:51
阅读次数：
354
Problem Description
Given an positive integer A (1
For example, given A = 26, we can write A in binary form as 11010, so the lowest bit of A is 10, so the output should be 2.
Another example...
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其他好文 时间：
2014-05-05 13:22:39
阅读次数：
394
Every class should clearly document its thread
safety properties with a carefully worded prose description or a thread safety
annotation. The synchron...
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编程语言 时间：
2014-05-05 12:00:18
阅读次数：
437
转自http://www.pixelstech.net/article/1327829407-Why-Every-Professional-Should-Consider-Bloggingften
argue that professionals should share their knowled...
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其他好文 时间：
2014-05-01 21:47:22
阅读次数：
509
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：
2014-05-01 08:35:40
阅读次数：
443
原题地址：http://oj.leetcode.com/problems/swap-nodes-in-pairs/题意：将链表中的节点两两交换。Given1->2->3->4,
you should return the list as2->1->4->3.解题思路：这题主要涉及到链表的操作，没什么...
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编程语言 时间：
2014-05-01 06:44:21
阅读次数：
339
