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Merge Two Sorted Lists
建议:在对指针*或->之前一定考虑是否为空指针或未初始化指针。 #include using namespace std; struct ListNode { int val; ListNode *next; ListNode(int x) : val(x), next(NULL) {} }; class Solution { public: ListNode* mergeTw...
分类:其他好文   时间:2015-06-07 09:38:10    阅读次数:102
【Insert Interval】cpp
题目:Given a set ofnon-overlappingintervals, insert a new interval into the intervals (merge if necessary).You may assume that the intervals were initia...
分类:其他好文   时间:2015-06-06 19:36:03    阅读次数:107
LeetCode2 AddTowNumbers
题目: You are given two linked lists representing two non-negative numbers.  The digits are stored in reverse order and each of their nodes contain a single digit. Add the two numbers and return it a...
分类:其他好文   时间:2015-06-06 15:01:01    阅读次数:139
跳跃表 -- 随机平衡原理
Skip lists are a data structure that can be used in place of balanced trees.Skip lists use probabilistic balancing rather than strictly enforced balan...
分类:其他好文   时间:2015-06-06 11:58:32    阅读次数:204
PAT 1003 Sharing (25)
题目描述 To store English words, one method is to use linked lists and store a word letter by letter. To save some space, we may let the words share the same sublist if they share the same suffix. For...
分类:其他好文   时间:2015-06-06 10:37:31    阅读次数:169
leetcode 21 Merge Two Sorted Lists
Merge two sorted linked lists and return it as a new list. The new list should be made by splicing together the nodes of the first two lists.   我的解决方案:   /** * Definition for singly-linked list. ...
分类:其他好文   时间:2015-06-05 22:39:58    阅读次数:167
Leetcode: Merge Sorted Array
题目: Given two sorted integer arrays A and B, merge B into A as one sorted array.Note: You may assume that A has enough space (size that is gre...
分类:其他好文   时间:2015-06-05 22:26:08    阅读次数:187
Java for LeetCode 160 Intersection of Two Linked Lists
Write a program to find the node at which the intersection of two singly linked lists begins.For example, the following two linked lists: A: ...
分类:编程语言   时间:2015-06-05 19:28:52    阅读次数:131
Spark stdout日志乱码
采用Apache版本spark1.2.1时没有出现乱码,但spark-1.1.0-cdh5.2.1版本中,在分布处理的map函数里对数据进行打印输出进行debug时valrs=rdd.filter(e=>{val(lable,text)=(e._2(2),e._2(3));m.filterItem(lable,text)}) .reduceByKey((x,y)=>m.merge(x,y)) .map{case(x,y)=..
分类:其他好文   时间:2015-06-05 17:58:49    阅读次数:181
Oracle中临时表空间的清理
作者:iamlaosong Oracle临时表空间主要用来做查询和存放一些缓冲区数据。临时表空间消耗的主要原因是需要对查询的中间结果进行排序。临时表空间的主要作用: 索引create或rebuild Order by 或 group by Distinct 操作 Union 或 intersect 或 minus Sort-merge joins analyze 重启数据库可以释放临时表空间,如果不能重启实例,而一直保持问题sql语句的执行,temp表空间会一直增长。即使重建了临时表空间,过一段时间后,临...
分类:数据库   时间:2015-06-05 15:46:15    阅读次数:179
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