Implement int sqrt(int x).
分类:
其他好文 时间:
2014-07-07 23:48:49
阅读次数:
254
Problem Description:Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.ge...
分类:
其他好文 时间:
2014-07-07 16:41:12
阅读次数:
237
Implement pow(x,n).明显的二分解决由于n不可能总是偶数, 如果n是正奇数,那么n个x的乘积等于两部分的乘积再乘以x 如果n是负奇数,那么n个x的乘积等于两部分乘积再乘以1/xclass Solution {public: double pow(double x, int ...
分类:
其他好文 时间:
2014-07-07 15:00:12
阅读次数:
183
Volume managers Some Unix systems have snapshot-capable logical volume managers. These implement copy-on-write on entire block devices by copying chan...
分类:
其他好文 时间:
2014-06-30 14:53:23
阅读次数:
271
【题目】
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 without using extra memory?
【题意】
给定一个整数以外,其中除了一个整数只出现一次以外...
分类:
其他好文 时间:
2014-06-29 22:52:35
阅读次数:
246
【题目】
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 the key exists in the cache, otherwise return -1.
se...
分类:
其他好文 时间:
2014-06-29 22:45:26
阅读次数:
358
ZOJ 2971 Give Me the Number题目ZOJ 2311Inglish-Number Translator 题目//两者题目差不多,细节有点点不一样,因为不是一起做的,所以处理方式有一点点不一样——还是前一个方式高端呀。//ZOJ 2971 的AC代码(用了strstr函数):#i...
分类:
其他好文 时间:
2014-06-27 17:11:36
阅读次数:
282
Implement atoi to convert a string to an integer.
分类:
其他好文 时间:
2014-06-27 12:08:39
阅读次数:
143