Write a function that takes an unsigned integer and returns the number of ’1' bits it has (also known as theHamming weight).For example, the 32-bit in...
分类:
其他好文 时间:
2015-03-27 23:46:17
阅读次数:
206
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],
the contiguous subarray [2,3] has the largest ...
分类:
其他好文 时间:
2015-03-27 22:28:08
阅读次数:
211
如题,初探oracle删除重复记录,只保留rowid最小的记录(rowid可以反映数据插入到数据库中的顺序)一、删除重复记录可以使用多种方法,如下只是介绍了两种方法(exist和in两种)。1.首先创建一个测试表。create table my_users( id number, use...
分类:
数据库 时间:
2015-03-22 10:30:37
阅读次数:
244
1723. Sandro's Book
Time limit: 0.5 second
Memory limit: 64 MB
It's been quite a number of years since Lich Sandro retired. Sometimes in the evenings, when he feels especially lonely, he ...
分类:
其他好文 时间:
2015-03-22 09:07:52
阅读次数:
147
5、数字转大写案例
#region 练习:把123转换为:壹贰叁。Dictionary
//提示用户输入
Console.WriteLine("请输入一个数");
//接受用户的输入
string number = Console.ReadLine();
string...
分类:
其他好文 时间:
2015-03-22 06:56:51
阅读次数:
154
题目描述:Given a list of non negative integers, arrange them such that they form the largest number.For example, given [3, 30, 34, 5, 9], the largest form...
分类:
其他好文 时间:
2015-03-22 01:38:59
阅读次数:
105
The string"PAYPALISHIRING"is written in a zigzag pattern on a given number of rows like this: (you may want to display this pattern in a fixed font fo...
分类:
其他好文 时间:
2015-03-22 01:37:27
阅读次数:
143
Excel Sheet Column Number Total Accepted: 19547 Total Submissions: 52851 My Submissions Question Solution
Related to question Excel Sheet Column TitleGiven a column title as appear in an Excel sheet,...
分类:
其他好文 时间:
2015-03-21 23:00:13
阅读次数:
212
让我们看看约束、Check和触发器在这个过程中的先后顺序,或许能加深些对事务的理解。CREATETABLETestTable(IDINTCONSTRAINTPK_TestTable_idPRIMARYKEY,UniqueIDINTUNIQUE,NumberINTCHECK(Number>=10ANDNumber<=100),NonNULLINTNOTNULL);CREATETABLELogTable(LogDescVARCH..
分类:
数据库 时间:
2015-03-21 21:28:44
阅读次数:
229
Two SumGiven an array of integers, find two numbers such that they add up to a specific target number.The function twoSum should return indices of the...
分类:
其他好文 时间:
2015-03-21 19:49:32
阅读次数:
121