SELECT ID END) as nbRowWithValueOf2, END) as nbRowWithValueOf3 FROM Foo GROUP BY ID queryover = queryover .Select( Projections.Group<Foo>(c => c.ID), Projections.Sum( Projections.Conditional( Restrictions.Where<Foo>(f => f.myProperty ==…
Given an array of integers and an integer k, you need to find the total number of continuous subarrays whose sum equals to k. Example 1: Input:nums = [1,1,1], k = 2 Output: 2 Note: The length of the array is in range [1, 20,000]. The range of numbers…
题目链接 https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=4923 problem description Last night, Kingdom of Light was attacked by Kingdom of Dark! The queen of Kingdom of Light, Queen Ar, was ca…
WHILE 循环语句可以根据某些条件重复执行一条SQL语句或一个语句块. 语句: WHILE(条件) BEGIN 语句或语句块 END 程序调试: ALT+F5启动调试 F9切换断点 F10遂过程,F11遂语句. --使用循环求1-10之间的和: DECLAR @ sun int,@i int SET @sun=0 SET @i=1 --使用WHILE循环累加求和: WHILE(@i<=10) BEGIN SET @sum=@sum+@i SET @i=@i+1 END PRIN'1-10之间…
<?php /** * SQL Parser from: http://code.google.com/p/php-sql-parser/ * License: New BSD */ class PHPSQLParser { var $reserved = array(); var $functions = array(); function __construct($sql = false) { #LOAD THE LIST OF RESERVED WORDS $this->load_res…
241. Different Ways to Add Parentheses https://leetcode.com/problems/different-ways-to-add-parentheses/ 思路就是:首先找到以运算符为根节点,分别计算左子串和右子串的所有结果的集合,然后依次进行组合计算.参考博客http://www.cnblogs.com/ganganloveu/p/4681439.html. 自己的思路错了,直接用两边只用了一个整数去接收左右子串的计算值!! #include…
2016暑假多校联合---Substring Problem Description ?? is practicing his program skill, and now he is given a string, he has to calculate the total number of its distinct substrings. But ?? thinks that is too easy, he wants to make this problem more interesti…