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leetcode_13_Roman to Integer (easy)
Roman to Integer题目:Given a roman numeral, convert it to an integer.Input is guaranteed to be within the range from 1 to 3999.解题: 首先我们先观察罗马数字的规律罗马数字共有七...
分类:其他好文   时间:2015-10-19 16:59:45    阅读次数:200
ocp-508
QUESTION NO: 508 You need to configure fine-grained access control to external network resources from within your database. You create an access control list (ACL) using the DBMS_NETWORK_ACL_ADMIN p...
分类:其他好文   时间:2015-10-19 09:30:33    阅读次数:242
ocp-505
QUESTION NO: 505 Which three components does the Scheduler use for managing tasks within the Oracle environment? (Choose three.) A. a job B. a program C. a schedule D. a PL/SQL procedure Answer:...
分类:其他好文   时间:2015-10-19 09:28:11    阅读次数:178
Roman to Integer
Given a roman numeral, convert it to an integer.Input is guaranteed to be within the range from 1 to 3999.class Solution {public: int romanToInt(st...
分类:其他好文   时间:2015-10-16 13:35:14    阅读次数:135
ocp-449
QUESTION NO: 449 You want the ability to recovery any time within the last seven days and therefore you configured the recovery window retention policy using the command: RMAN> CONFIGURE RETENTIOH...
分类:其他好文   时间:2015-10-16 08:47:17    阅读次数:250
世界卫生组织(WHO)发出最新警告:埃博拉疫情应急响应
10月14r日。世界卫生组织(WHO)发出警告:在未来两个月内,西非国家将面对“could face up to 10 thousand new Ebola cases a week within two months“,并且”the death rate in the current outbr....
分类:其他好文   时间:2015-10-16 08:43:35    阅读次数:216
LeetCode 12 Integer to Roman(整型数到罗马数)
翻译给定一个整型数值,将其转换到罗马数字。输入被保证在1到3999之间。原文Given an integer, convert it to a roman numeral.Input is guaranteed to be within the range from 1 to 3999.我不会告诉你一开始我是用的无数个变量和ifif……后来实在受不了这么多变量就将其写成了枚举,那么接下来就迎刃而解了...
分类:其他好文   时间:2015-10-15 16:13:19    阅读次数:171
ZOJ 1203 Swordfish 旗鱼 最小生成树,Kruskal算法
主题链接:problemId=203" target="_blank">ZOJ 1203 Swordfish 旗鱼SwordfishTime Limit:2 Seconds Memory Limit:65536 KBThere exists a world within our worldA wor...
分类:编程语言   时间:2015-10-12 19:12:51    阅读次数:305
LeetCode #13 Roman to Integer (E)
[Problem]Given a roman numeral, convert it to an integer.Input is guaranteed to be within the range from 1 to 3999.[Analysis]建立一个字符到数字的map之后只需要抓住两个条件:...
分类:其他好文   时间:2015-10-09 22:56:07    阅读次数:168
General Problem Solving Techniques [Intermediate-1]~D - Fabled Rooks
We would like to place n rooks, 1 ≤ n ≤ 5000, on a n × nboard subject to the following restrictions? The i-th rook can only be placed within the recta...
分类:其他好文   时间:2015-10-09 15:17:39    阅读次数:181
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