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LeetCode OJ Convert Sorted Array to Binary Search
Given an array where elements are sorted in ascending order, convert it to a height balanced BST. class Solution { public: vector Num; TreeNode *sortedArrayToBST(vector &num) { if (num.size() == 0) r...
分类:其他好文   时间:2015-03-21 11:24:00    阅读次数:169
UVA - 10474 - Where is the Marble? (基数排序)
UVA - 10474 Where is the Marble? Time Limit: 3000MS   Memory Limit: Unknown   64bit IO Format: %lld & %llu Submit Status Description Raju and Meena love to play ...
分类:编程语言   时间:2015-03-21 09:53:59    阅读次数:198
[LeetCode] Container With Most Water
Givennnon-negative integersa1,a2, ...,an, where each represents a point at coordinate (i,ai).nvertical lines are drawn such that the two endpoints of ...
分类:其他好文   时间:2015-03-21 06:17:48    阅读次数:108
[LeetCode]Rotate List
Given a list, rotate the list to the right by k places, where k is non-negative. For example: Given 1->2->3->4->5->NULL and k = 2, return 4->5->1->2->3->NULL. 这道题是要求将单链表循环右移k次,每次...
分类:其他好文   时间:2015-03-20 23:53:07    阅读次数:287
Trapping Rain Water
https://leetcode.com/problems/trapping-rain-water/Givennnon-negative integers representing an elevation map where the width of each bar is 1, compute ...
分类:移动开发   时间:2015-03-20 23:31:14    阅读次数:204
Silverlight中的序列化和反序列化
/// /// 序列化 /// /// /// public static byte[] SerializeObject(T obj) where T : class { Syste...
分类:Web程序   时间:2015-03-20 18:14:18    阅读次数:148
SQL笔试题:在BORROW表上建立一个触发器,完成如下功能:如果读者借阅的书名是"b002",就将该读者的借阅记录保存在BORROW_SAVE表中(注ORROW_SAVE表结构同BORROW表)
CREATE TRIGGER TR_BORROW ON BORROWAFTER INSERTASIF((SELECT I.BNO FROM INSERTED I) in(SELECT BNO FROM BOOKS WHERE BNAME='b002'))BEGININSERT BORROW_SAV....
分类:数据库   时间:2015-03-20 18:01:57    阅读次数:303
SQL的四种连接-左外连接、右外连接、内连接、全连接
联接条件可在FROM或WHERE子句中指定,建议在FROM子句中指定联接条件。WHERE和HAVING子句也可以包含搜索条件,以进一步筛选联接条件所选的行。?? ? 联接可分为以下几类: ? 1、内联接(典型的联接运算,使用像...
分类:数据库   时间:2015-03-20 16:36:13    阅读次数:226
MySQL: [Err] 1093 - You can't specify target table 'bk' for update in FROM clause
错误的意思说,不能先select出同一表中的某些值,再update这个表(在同一语句中)。 例如下面这个sql: delete from tbl where id in( select max(id) from tbl a where EXISTS ( select 1 from tbl ...
分类:数据库   时间:2015-03-20 16:20:51    阅读次数:162
【LeetCode】 Rotate List 循环链表
题目:rotate list 解法1: /**LeetCode Rotate List:Given a list, rotate the list to the right by k places, where k is non-negative. * 题目:循环移动链表,等价于将链表从右边数的k个节点移动到表的前方 * 思路:移动倒是简单,重点是要找到链表倒数的k个数,就等价于找到倒数第...
分类:其他好文   时间:2015-03-20 14:28:55    阅读次数:134
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