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leetcode:Palindrome Number
一、 题目 试确定一个整数是否为回文数。并不使用额外的空间。 提示: 负整数可能是回文数吗?(例如 -1) 如果你想要将整数转换成字符串,那么你注意到不能使用额外的空间的限制。 可能你尝试翻转整数,但是,如果你已经解决这个问题“逆向整型”,你要知道,颠倒整数可能会溢出的情况。那么你会如何处理这样的情况呢? 要有解决这个问题的一种更通用的方法。 二、 分析 了解题目的意思后,其实问题...
分类:其他好文   时间:2015-02-06 14:55:47    阅读次数:151
查询每一组的第一行
;WITH cte AS( SELECT *, ROW_NUMBER() OVER (PARTITION BY ProductCode ORDER BY Id DESC) AS rn FROM ProductPriceInfo)SELECT *FROM cteWHERE rn...
分类:其他好文   时间:2015-02-06 14:51:12    阅读次数:164
HDU 3215 The first place of 2^n (数论-水题)
The first place of 2^nProblem DescriptionLMY and YY are mathematics and number theory lovers. They like to find and solve interesting mathematic probl...
分类:其他好文   时间:2015-02-06 13:03:01    阅读次数:188
Row_Number实现分页(适用SQL)
1:首先是 select ROW_NUMBER() over(order by id asc) as 'rowNumber', * from table1 生成带序号的集合2:再查询该集合的 第 1 到第 5条数据 select * from (select ROW_NUMBER() over(o....
分类:数据库   时间:2015-02-06 12:51:43    阅读次数:224
使用SIP对C++类进行Python封装
本文来自于:? http://pyqt.sourceforge.net/Docs/sip4/using.html#a-simple-c-example 本人翻译,欢迎转载,赠人玫瑰,手留余香。 Using SIP Bindings are generated by the SIP code generator from a number o...
分类:编程语言   时间:2015-02-06 11:36:34    阅读次数:269
Cocos2d-x3.3Final(10)TextAtlas常用成员函数(C++)
TextAtlas  //来自于官网 http://www.cocos2d-x.org/wiki/Widget的释义, UILabelAtlas can display number label that jointed by images: atlas的英文含义是地图集,所以释义可以解释为可以显示由图片组合而成的数字标签的标签地图集。 TextAtlas * textAtlas = Te...
分类:编程语言   时间:2015-02-06 11:23:37    阅读次数:229
[LeetCode] Letter Combinations of a Phone Number
Given a digit string, return all possible letter combinations that the number could represent.A mapping of digit to letters (just like on the telephon...
分类:其他好文   时间:2015-02-06 11:12:30    阅读次数:95
1029. Median (25)
时间限制400 ms内存限制65536 kB代码长度限制16000 B判题程序Standard作者CHEN, YueGiven an increasing sequence S of N integers, themedianis the number at the middle position....
分类:其他好文   时间:2015-02-06 10:52:47    阅读次数:149
poj 2481 Cows 树状数组解法,详细解析。
Farmer John's cows have discovered that the clover growing along the ridge of the hill (which we can think of as a one-dimensional number line) in his field is particularly good. Farmer John has N cows (we number the cows from 1 to N). Each of Farmer Joh...
分类:编程语言   时间:2015-02-06 09:41:36    阅读次数:201
YT14-HDU-取余
Problem Description As we know, Big Number is always troublesome. But it's really important in our ACM. And today, your task is to write a program to calculate A mod B. To make the problem easie...
分类:其他好文   时间:2015-02-06 09:34:56    阅读次数:132
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