Problem Description:Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.ge...
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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 ...
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其他好文 时间:
2014-07-07 15:00:12
阅读次数:
183
题目
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 witho...
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其他好文 时间:
2014-06-30 19:38:37
阅读次数:
226
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...
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其他好文 时间:
2014-06-30 19:23:18
阅读次数:
200
题目连接:Codeforces 442C Artem and Array
题目大意:给出一个数组,每次删除一个数,删除一个数的得分为两边数的最小值,如果左右有一边不存在则算作0分。问最大得分是多少。
解题思路:首先将连续的a,b,c,a > b && c > b的情况将c掉,获得min(a,b)分,这样处理后数组变成一个递増再递减的序列,除了最大和第二大的取不到,其他数字均可以得分。
...
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其他好文 时间:
2014-06-30 17:00:31
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222
Volume managers Some Unix systems have snapshot-capable logical volume managers. These implement copy-on-write on entire block devices by copying chan...
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其他好文 时间:
2014-06-30 14:53:23
阅读次数:
271
先来看一段代码:import java.util.Arrays;
import java.util.EmptyStackException;
/**
* 2014年6月28日09:31:59
* @author 阳光小强
*
*/
public class Stack {
private Object[] elements;
private int size = 0;
privat...
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编程语言 时间:
2014-06-30 08:45:00
阅读次数:
220
代码如下:
PS:做了一些测试,目前没问题。有问题请指正。。。
{CSDN:CODE:410276}
{CSDN:CODE:410278}...
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其他好文 时间:
2014-06-30 07:57:44
阅读次数:
203
【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...
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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...
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其他好文 时间:
2014-06-29 22:45:26
阅读次数:
358