Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.get(key)- Get the valu...
分类:
编程语言 时间:
2014-10-25 22:57:35
阅读次数:
480
最近在leetcode上做题的时,看到了一道有关LRU Cache的题目,正好我当初面试阿里巴巴的时候问到的。主要采用linkedHashMap来实现。package edu.test.algorithm;import java.util.LinkedHashMap;public class LRU...
分类:
编程语言 时间:
2014-10-24 16:03:13
阅读次数:
162
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 ...
分类:
系统相关 时间:
2014-10-22 12:56:02
阅读次数:
274
Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.get(key)- Get the valu...
分类:
系统相关 时间:
2014-10-11 15:57:45
阅读次数:
260
题目:LRU cacheDesign and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations: get and set.get(key...
分类:
系统相关 时间:
2014-10-10 20:05:24
阅读次数:
357
LeetCode - LRU Cache 复杂度为O(1)的C++解决方案...
分类:
其他好文 时间:
2014-10-08 17:48:05
阅读次数:
208
使用双向链表+map,实现O(1)时间内的get和set
需要注意的是:
1. set时更新tail
size为0时更新头部
size为capacity时删除头部并且更新头部
2. get时更新节点到tail的位置,同时如果是节点是头部的话要更新头部
附上代码:
class LRUCache{
struct Node{
int key;
int...
分类:
其他好文 时间:
2014-10-08 01:04:54
阅读次数:
274
Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.get(key)- Get the valu...
分类:
其他好文 时间:
2014-10-02 14:48:03
阅读次数:
261
Design and implement a data structure for Least Recently Used (LRU) cache. It should support the following operations:getandset.get(key)- Get the valu...
分类:
编程语言 时间:
2014-10-01 02:29:00
阅读次数:
222