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poj2299 Ultra-QuickSort
Description In this problem, you have to analyze a particular sorting algorithm. The algorithm processes a sequence of n distinct integers by swapping two adjacent sequence elements until the seque...
分类:其他好文   时间:2015-06-03 15:48:26    阅读次数:108
bash之条件判断语句及循环语句
一、for循环语句的两种用法1、遍历有限的元素列表,语句在同一行用;分隔语法:forVAR_NAMEinLISTdo循环体doneLIST:列表,中间包括一个或多个元素退出条件:遍历结束2、条件测试语法:for((初始条件;测试条件;修改表达式))do循环体done二、if条件语句的用法1、单分支if语句..
分类:其他好文   时间:2015-06-02 11:27:22    阅读次数:102
(转)rman中关于archivelog操作
转自:http://www.xifenfei.com/1609.htmlRMAN> list backup of archivelog all;列出所有archive log 备份RMAN> list backup of archivelog from logseq 100 until logseq...
分类:其他好文   时间:2015-05-29 17:59:55    阅读次数:145
Perl 学习笔记-高级控制结构
1.unless控制结构 类似于独立的else语句; 要么条件为真, 要么执行语句块内的代码;unless(){code...;}等价于if(){}else{code...;} 也就是当条件为假是执行.unless (0) { print "Hello"; #Hello}2. until控制...
分类:其他好文   时间:2015-05-29 00:42:01    阅读次数:234
shell学习之select循环
学习循环,见了很多的for,while,或者until,而select用的比较少,这里是稍微总结下select这个循环。基本结构:selectVALUEinLISTdoCOMMANDdone而现实出来的结构大概为值前有个数字,选择的那个数字,是$REPLY的值,这里不懂没事,可以继续看下面的程序。$PS3变量相当于shell的..
分类:系统相关   时间:2015-05-28 20:03:53    阅读次数:261
ACM-Sort it
描述 You want to processe a sequence of n distinct integers by swapping two adjacent sequence elements until the sequence is sorted in ascending order. Then how many times it need. For example, 1 2 3 ...
分类:其他好文   时间:2015-05-27 10:09:49    阅读次数:120
LintCode-Coins in a Line III
There are n coins in a line. Two players take turns to take a coin from one of the ends of the line until there are no more coins left. The player with the larger amount of money wins. Could you pl...
分类:其他好文   时间:2015-05-23 00:02:42    阅读次数:646
linux shell脚本使用结构化命令(2)
一.for命令二.while命令三.until命令1.for命令基本格式1 for var in list2 do3 commands4 done 1 oracle@suse:~/testshell> cat fortest.sh 2 #!/bin/bash 3 #test for com...
分类:系统相关   时间:2015-05-15 19:33:06    阅读次数:179
ORA-00257: archiver error.Connect internalonly, until freed 后续之 delete force
前言--现象描述远程plsq登录报错“ORA-00257: archiver error.Connect internalonly, until freed alert后台日志报错:Errors in file/oracle/app/oracle/diag/rdbms/pdunq/ptext/trace/ptext_arcc_19603.trc:ORA-19809: limit exceeded...
分类:其他好文   时间:2015-05-14 20:34:22    阅读次数:143
Maze Stretching Poj3897 二分+BFS
Description Usually the path in a maze is calculated as the sum of steps taken from the starting point until the ending point, assuming that the dista...
分类:其他好文   时间:2015-05-11 01:15:00    阅读次数:234
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