题目：Given a binary tree, find its maximum depth.The maximum depth is the number of nodes along the longest path from the root node down to the farthest...
分类：
其他好文 时间：
2015-05-17 00:40:24
阅读次数：
126
Maximum Depth of Binary Tree
Given a binary tree, find its maximum depth.
The maximum depth is the number of nodes along the longest path from the root node down to the farthest leaf node....
分类：
其他好文 时间：
2015-05-16 20:38:48
阅读次数：
152
Course Schedule II
There are a total of n courses you have to take, labeled from 0 to n
- 1.
Some courses may have prerequisites, for example to take course 0 you have to first take course 1...
分类：
其他好文 时间：
2015-05-16 20:37:33
阅读次数：
124
Binary Tree Level Order Traversal
Given a binary tree, return the level order traversal of its nodes' values. (ie, from left to right, level by level).
For example:
Given binary tree {3,9,...
分类：
其他好文 时间：
2015-05-16 20:35:48
阅读次数：
155
mysql> explain select * from siteinfo;+----+-------------+----------+------+---------------+------+---------+------+--------+-------+| id | select_typ...
分类：
数据库 时间：
2015-05-16 20:33:36
阅读次数：
193
RemoveDuplicatesfromSortedListIITotalAccepted:40273TotalSubmissions:160820MySubmissionsQuestionSolutionGivenasortedlinkedlist,deleteallnodesthathaveduplicatenumbers,leavingonlydistinctnumbersfromtheoriginallist.Forexample,Given1->2->3->3->4->..
分类：
其他好文 时间：
2015-05-16 18:41:41
阅读次数：
158
RemoveDuplicatesfromSortedArrayIITotalAccepted:39950TotalSubmissions:130101MySubmissionsQuestionSolutionFollowupfor"RemoveDuplicates":Whatifduplicatesareallowedatmosttwice?Forexample,Givensortedarraynums=[1,1,1,2,2,3],Yourfunctionshouldreturnlength=5,withth..
分类：
其他好文 时间：
2015-05-16 18:35:41
阅读次数：
120
Reverse a linked list from position m to n. Do it in-place and in one-pass.For example:
Given 1->2->3->4->5->NULL, m = 2 and n = 4,return 1->4->3->2->5->NULL.Note:
Given m, n satisfy the following co...
分类：
其他好文 时间：
2015-05-16 18:26:43
阅读次数：
99
1 /************************** 2 https://leetcode.com/problems/construct-binary-tree-from-preorder-and-inorder-traversal/ 3 @date 2015.5.16 4 @descrip....
分类：
其他好文 时间：
2015-05-16 18:16:24
阅读次数：
167
阶段1：练习——统计某类型客房的入住客人人数需求说明使用存储过程统计在指定类型的客房入住客人的总人数提示：存储过程的输入参数是指定的客房类型名称USE HotelGO--阶段1：查询入住在指定客房类型的客房的顾客数IF EXISTS(SELECT * FROM sysobjects WHERE na...
分类：
数据库 时间：
2015-05-16 18:14:02
阅读次数：
139
