Problem:
Given an integer, convert it to a roman numeral.
Input is guaranteed to be within the range from 1 to 3999.
Solution:
根据数字将每一位转换为罗马字符串即可，时间复杂度O(len(num))
题目大意：
给一个整数，将整数调整为罗马数字，...
分类：
编程语言 时间：
2015-05-08 14:59:39
阅读次数：
150
Q: What is a Design Pattern?A: Design Patterns represent solutions to problems what arise when developing software within a particular context. ...
分类：
编程语言 时间：
2015-05-07 21:50:15
阅读次数：
187
【题目】
Given a roman numeral, convert it to an integer.
Input is guaranteed to be within the range from 1 to 3999.
【分析】
这个和上篇博文中把数字转换为罗马数字正好相反，逻辑过程有点儿复杂。
其实解法来源于对罗马数字（字符串）的观察，...
分类：
其他好文 时间：
2015-05-06 23:07:28
阅读次数：
180
【题目】
Given an integer, convert it to a roman numeral.
Input is guaranteed to be within the range from 1 to 3999.
分析：
首先，我们需要知道罗马数字的表示方法，可参考链接：http://blog.csdn.net/ljiabin/article...
分类：
其他好文 时间：
2015-05-06 23:06:43
阅读次数：
156
https://msdn.microsoft.com/zh-cn/library/bcd5672a.aspx官方的说法Theprotectedkeyword is a member access modifier.A protected member is accessible within its...
【题目】Find the contiguous subarray within an array (containing at least one number) which has the largest product.For example, given the array[2,3,-2,4]...
分类：
其他好文 时间：
2015-05-05 21:40:48
阅读次数：
137
https://leetcode.com/problems/roman-to-integer/Given a roman numeral, convert it to an integer.Input is guaranteed to be within the range from 1 to 39...
分类：
其他好文 时间：
2015-05-04 23:57:15
阅读次数：
184
参考自Default visibility for C# classes and members (fields, methods, etc)?Classes and structs that are declared directly within a namespace (in other wo...
toolbar是android sdk API21新增的组件，下面是谷歌官方的介绍文档：
A standard toolbar for use within application content.
A Toolbar is a generalization of action
bars for use within application layouts. While an...
分类：
移动开发 时间：
2015-05-03 12:08:18
阅读次数：
213
These days most of the web apps are using AJAX techniques. When a page is loaded to browser, the elements within that page may load at different time ...
分类：
其他好文 时间：
2015-05-03 11:56:12
阅读次数：
143
