DescriptionJulius Caesar lived in a time of danger and intrigue. The hardest situation Caesar ever faced was keeping himself alive. In order for him t...
分类:
其他好文 时间:
2015-01-21 22:04:51
阅读次数:
259
顺时针打印矩阵
Given a matrix of m x n elements (m rows, n columns), return all elements of the matrix in spiral order.
For example,
Given the following matrix:
[
[ 1, 2, 3 ],
[ 4, 5, 6 ],
[ 7, 8, 9...
分类:
其他好文 时间:
2015-01-21 20:04:46
阅读次数:
165
Given a linked list and a value x, partition it such that all nodes less than x come before nodes greater than or equal to x.
You should preserve the original relative order of the nodes in each of...
分类:
其他好文 时间:
2015-01-21 18:12:02
阅读次数:
114
如果a, b, c类型都是integer型那么执行order by的时候没有问题如果a, b, c中存在string类型那么string类型的值就分为null和空,order by的时候空和null被判定为两组,有可能导致结果不符合预期SELECT name, parentId, count(*) ...
分类:
其他好文 时间:
2015-01-21 14:42:33
阅读次数:
207
传送门:https://oj.leetcode.com/problems/binary-tree-level-order-traversal/Given a binary tree, return thelevel ordertraversal of its nodes' values. (ie, ...
分类:
其他好文 时间:
2015-01-21 13:22:25
阅读次数:
151
Select no=Identity(int,1,1),* Into #temptable From dbo.tName order by fName --利用Identity函数生成记录序号 Select * From #temptable Where no>=10 And no < 20Drop...
分类:
数据库 时间:
2015-01-21 01:17:44
阅读次数:
251
题目:
The set [1,2,3,…,n] contains a total of n! unique
permutations.
By listing and labeling all of the permutations in order,
We get the following sequence (ie, for n = 3):
"123""132""213"...
分类:
编程语言 时间:
2015-01-20 22:19:05
阅读次数:
209
Given an array where elements are sorted in ascending order, convert it to a height balanced BST.思路:递归的思路。思路与重建二叉树类似。时间复杂度O(n), 空间复杂度O(logN) 1 /** 2 ....
分类:
其他好文 时间:
2015-01-20 22:00:43
阅读次数:
170
The set[1,2,3,…,n]contains a total ofn! unique permutations.By listing and labeling all of the permutations in order,We get the following sequence (ie...
分类:
其他好文 时间:
2015-01-20 17:47:21
阅读次数:
135
Add Two NumbersYou are given two linked lists representing two non-negative numbers. The digits are stored in reverse order and each of their nodes co...
分类:
其他好文 时间:
2015-01-20 17:31:13
阅读次数:
136