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搜索关键字:unique paths    ( 5916个结果
RAII和unique_ptr
RAIIRAII是Resource Acquisition Is Initialization的缩写,是在面向对象(object-oriented)语言中使用的一种编程习惯,主要是用来在C++中处理异常安全资源管理(exception-safe resource management)。在RAII中...
分类:其他好文   时间:2014-07-22 23:14:13    阅读次数:501
定义数据完整性
主键约束(Primary Key Constraints):不能在允许NULL值的列上定义主键约束。 ALTER TABLE dbo.test ADD CONSTRAINT PK_test PRIMARY KEY(testid);唯一约束(Unique Constraints):唯一约束用来保...
分类:其他好文   时间:2014-07-22 23:09:33    阅读次数:347
POJ3728 The merchant解题报告
Description There are N cities in a country, and there is one and only one simple path between each pair of cities. A merchant has chosen some paths a...
分类:其他好文   时间:2014-04-30 17:09:30    阅读次数:570
[LeetCode] 4Sum
Given an arraySofnintegers, are there elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in the array which gives the sum of ...
分类:其他好文   时间:2014-04-29 22:40:00    阅读次数:438
悟以往只不谏,念来者之可追
1.To survive among the ordinary,you must be strong and independent!2.Be a unique person and develop skills so that nobody can replace you!3.Since nans...
分类:其他好文   时间:2014-04-29 15:37:58    阅读次数:567
[Leetcode] 4Sum
Given an arraySofnintegers, are there elementsa,b,c, anddinSsuch thata+b+c+d= target? Find all unique quadruplets in the array which gives the sum of ...
分类:其他好文   时间:2014-04-27 20:55:03    阅读次数:567
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