Merge k sorted
linked lists and return it as one sorted list. Analyze and describe its complexity.
解题思路:一般而言,合并两个有序链表较为简单,只需要两两逐个比较即可.而本题要求合并K个有序链表,事实上只需要对每个链表的头结点建堆.每次输出最小值.并插入其所在链表的下个结点并维护堆.可以利用S...
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其他好文 时间:
2015-01-31 14:40:42
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190
The net file format is used to describe the axtNet data that underlie the net alignment annotations in the Genome Browser. For a detailed description ...
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Web程序 时间:
2015-01-29 22:18:04
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198
The problem:Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.My analysis:The is problem could be elegan...
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其他好文 时间:
2015-01-29 07:06:08
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207
Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.对于这道题,之前并不知道java中有一个封装好的数据结构--优先队列。优先队列其实相当于一个最大或最小堆,能...
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其他好文 时间:
2015-01-18 18:24:56
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210
我们在SQL*PLUS下执行 SQL show all命令时,可以发现一个参数:define & (hex 26),如下所示
concat . (hex 2e)
copycommit 0
copytypecheck ON
define & (hex 26)
describe DEPTH 1 LINENUM OFF INDENT OFFecho OFF
1、& 转义
这个是...
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数据库 时间:
2015-01-17 11:17:36
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343
Given a string S, find the longest palindromic substring in S.
Note:
This is Part II of the article: Longest
Palindromic Substring. Here, we describe an algorithm (Manacher’s algorithm) which...
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其他好文 时间:
2015-01-14 15:40:50
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326
问题描述:
Merge k sorted linked lists and return it as one sorted list. Analyze and describe its complexity.
代码:
public ListNode mergeTwoLists(ListNode l1, ListNode l2) { //java
if(l2 == nu...
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其他好文 时间:
2015-01-13 21:34:54
阅读次数:
193
Merge k Sorted ListsMergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.采用优先队列priority_queue把ListNode放入优先队...
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其他好文 时间:
2015-01-12 23:57:44
阅读次数:
266
Mergeksorted linked lists and return it as one sorted list. Analyze and describe its complexity.思路:我自己的,每次找k个元素的最小的接在答案链表的后面。结果超时了。 ListNode *merge...
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其他好文 时间:
2015-01-12 23:44:13
阅读次数:
249
showdatabases;#查看所有的数据库createdatabasemyfirst;#创建一个schemas数据库usemyfirst;#进入到这个数据库中showtables;#查看所有表createtablemyfirst.tableone(idintnotnullprimarykey,namevarchar(20)notnull,birthdate,sexchar(1));#创建表describetableone;#查看表结..
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数据库 时间:
2015-01-09 12:45:53
阅读次数:
241