简述drop table
tmp_qry_cus_186mcc_highuser_d;create global temporary table
tmp_qry_cus_186mcc_highuser_d( user_id number(15))on commit preserve rows; 这....
分类:
数据库 时间:
2014-05-19 20:57:00
阅读次数:
399
题目链接:HDU 1394 Minimum Inversion
Number【题意】给你一个1~N的数字组成的初始序列,然后每一次都将第一个数字移到最后,形成新的序列,然后求出这些序列的逆序数中的最小值。【思路】开始可以用任意一种方法(线段树
or 暴力 or 树状数组)计算出初始数列的逆序数sum...
分类:
其他好文 时间:
2014-05-19 09:50:31
阅读次数:
282
Question 1:Given an array of integers, find two
numbers such that they add up to a specific target number.The function twoSum
should return indices of...
分类:
其他好文 时间:
2014-05-19 09:35:41
阅读次数:
321
代码SELECT A.*FROM( SELECT ROW_NUMBER()
OVER(PARTITION BY Host ORDER BY Host,count(EntranceURL) DESC) AS ROW, Host,
EntranceURL as PageURL ...
分类:
数据库 时间:
2014-05-19 09:12:59
阅读次数:
338
Given a binary tree, determine if it is a valid
binary search tree (BST).Assume a BST is defined as follows:The left subtree of
a node contains only n...
分类:
其他好文 时间:
2014-05-19 07:23:48
阅读次数:
357
Given a string containing just the characters '(', ')', '{', '}', '[' and ']',
determine if the input string is valid.
The brackets must close in the correct order, "()" and "()[]{}" are
all vali...
分类:
其他好文 时间:
2014-05-18 15:11:17
阅读次数:
249
【题目】
Given a linked list, reverse the nodes of a linked list k at a time and return its modified list.
If the number of nodes is not a multiple of k then left-out nodes in the end should remain as it is.
You may not alter the values in the nodes, only n...
分类:
其他好文 时间:
2014-05-18 10:22:34
阅读次数:
367
题意:
Evaluate the value of an arithmetic expression in
Reverse Polish Notation.
Valid operators are +, -, *,
/. Each operand may be an integer or another expression.
So...
分类:
其他好文 时间:
2014-05-18 08:09:15
阅读次数:
190
Given a linked list, reverse the nodes of a
linked list k at a time and return its modified list.If the number of nodes is
not a multiple of k then le...
分类:
其他好文 时间:
2014-05-18 01:53:53
阅读次数:
331
PL/SQL 10License Number:999Password:xs374caProduct
Code:ljkfuhjpccxt8xq2re37n97595ldmv9kchSerial Number:302967
分类:
其他好文 时间:
2014-05-17 20:38:36
阅读次数:
257