Oracle will generate something called cursor
after it parse an statement. This thing--cursor will be stored in Library cache,
if next time you need to...
分类：
数据库 时间：
2014-05-10 01:02:22
阅读次数：
579
Say you have an array for which theithelement
is the price of a given stock on dayi.Design an algorithm to find the maximum
profit. You may complete a...
分类：
其他好文 时间：
2014-05-10 00:24:49
阅读次数：
255
链接：http://soj.me/show_problem.php?pid=1735&cid=
Description
Let me introduce an easy method of encryption to you.
Suppose there’re N bytes (1 byte = 8 bits) data that are to be encrypted and ...
分类：
其他好文 时间：
2014-05-09 22:46:01
阅读次数：
498
Python 2.7.6 (default, Nov 10 2013, 19:24:18) [MSC v.1500 32 bit (Intel)] on win32
Type "copyright", "credits" or "license()" for more information.
>>> def strQ2B(ustring):
#把全角字符串转半角
ustr...
分类：
编程语言 时间：
2014-05-09 22:27:33
阅读次数：
342
题目链接：
http://acm.timus.ru/problem.aspx?space=1&num=1114
1114. Boxes
Time limit: 0.6 second
Memory limit: 64 MB
N boxes are lined up in a sequence (1 ≤ N ≤ 20). You have A red ball...
分类：
其他好文 时间：
2014-05-09 21:58:58
阅读次数：
471
题目如下：
Parentheses Balance
You are given a string consisting of parentheses () and []. A string of this type is said to be correct:
(a)
if it is the empty string
(b)
if A and B are ...
分类：
其他好文 时间：
2014-05-09 20:57:46
阅读次数：
316
The more, The Better
Time Limit: 6000/2000 MS (Java/Others) Memory Limit: 32768/32768 K (Java/Others)
Total Submission(s): 4949 Accepted Submission(s): 2918
Problem Description
ACboy...
分类：
其他好文 时间：
2014-05-09 20:49:51
阅读次数：
307
题意：
题意好复杂。。。
给定n个人，从左到右排好队。
他们依次从左到右离开队伍。
每个人有个权值d
当某个人是第k-th离开队伍的，那么不开心值为 d*(k-1)
有一个操作，对于一个子序列，可以把前面一段翻转。
问最小的不开心值和。
#include
#include
#include
#include
#include
#include
using namespace...
分类：
其他好文 时间：
2014-05-09 20:45:04
阅读次数：
288
Next to your sewing machine, your iron is your
most important piece of equipment for sewing. For the best results with your
sewing projects you should...
分类：
其他好文 时间：
2014-05-09 20:43:40
阅读次数：
480
题目：
Description
People in Silverland use coins.They have coins of value A1,A2,A3...An Silverland dollar.One day Tony opened his money-box and found there were some coins.He decided to buy a very n...
分类：
其他好文 时间：
2014-05-09 15:00:55
阅读次数：
345
