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LeetCode--Merge k Sorted Lists
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. /** * Definition for singly-linked list. * struct ListNode { * int val; * ListNode *ne...
分类:其他好文   时间:2015-01-09 09:16:33    阅读次数:136
[LeetCode]23.Merge k Sorted Lists
【题目】 Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 【分析】 无 【代码】 /********************************* * 日期:2015-01-06 * 作者:SJF0115 * 题目:...
分类:其他好文   时间:2015-01-06 23:10:50    阅读次数:202
apache commons util 几个常用类
一:BeanUtils1 克隆对象Person a = BeanUtils.cloneBean(Personb);2 Map 转 对象BeanUtils.populate(person,map);3 对象转MapMapmap=BeanUtils.describe(person)
分类:Web程序   时间:2015-01-06 19:45:34    阅读次数:164
[leetcode] Merge k Sorted list
题目:(DC,LinkedList,Heap)Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.题解:leetcode中不多的heap题,priorityqu...
分类:其他好文   时间:2014-12-30 00:24:24    阅读次数:183
LeetCode Merge k Sorted Lists
Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity. 1 /** 2 * Definition for singly-linked list. 3 * pu.....
分类:其他好文   时间:2014-12-27 00:09:07    阅读次数:127
Merge k Sorted Lists leetcode
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 题目的意思是将k个有序链表合并成一个有序链表 思路: 利用归并排序,图解如下: 只不过在k链表合并中,图中的10  4  6 等元素变为了链表,需要  mergeTwoList(A,...
分类:其他好文   时间:2014-12-26 11:15:45    阅读次数:226
【LeetCode】Merge k Sorted Lists 解题报告
【题目】 Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity. 合并几个有序链表为一个,分析算法复杂度。 【分治】 直观的想法是两两合并,有两种方法:1)list1和list2合并为newlist2,newlist2再和list3合...
分类:其他好文   时间:2014-12-26 11:12:18    阅读次数:129
java判断网络是否连通
public synchronized static String getIntelIp(String describe,String ip){ Process p=null; BufferedReader in=null; try { p = Runtime.getRuntime().exec("cmd /c ping -n 1 " + ip); // 此处1变大可以增加精确度...
分类:编程语言   时间:2014-12-25 18:28:29    阅读次数:142
算法导论学习笔记(3)-习题2.3-7-排序+二分
question(题意): Describe a O(n lg(n))-time algorithm that, given a set S of n integers and another integer x, determines whether or not there exist two elements in S whose sum is exactly x. 设计一个O(n ...
分类:编程语言   时间:2014-12-23 09:05:46    阅读次数:239
【LeetCode】Merge k Sorted Lists
Merge k Sorted ListsMergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.多路归并。1、用make_heap函数维护一个大小为k的最小堆。注:...
分类:其他好文   时间:2014-12-20 11:34:12    阅读次数:163
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