Text Mr.James Scott has a garage in Silbury and now he has just bought another garage in Pinhurst. Pinhurst is only five miles from Silbury, but Mr. Scott cannot get a telephone for his new garage, so he has just bought twelve pigeons. Yesterday, a p…

Lesson 5 No wrong numbers 无错号之虞 First listen and then answer the question. 听录音,然后回答以下问题. What does 'No wrong numbers' mean? Mr.James Scott has a garage in Silbury and now he has just bought another garage in Pinhurst. Pinhurst is only five miles from…

关于<玩转 xUnit.Net>系列文章,我想跟大家分享的不是简单的运行一下测试用例或是介绍一下标签怎么使用(这样的文章网上很多).上一篇<Lesson 01 玩转 xUnit.Net 之 概述>介绍xUnit.Net的一些基本概念.从这一篇开始我将会为大家逐一展示xUnit.Net的强大之处.还是先看一下本文要讨论的内容: xUnit.Net 单元测试用例的类型 简单测试用例 & Fact 标签 数据驱动的用例 & Theory 标签 (一)xUnit.Net 单…

MIT Introduction to Computer Science and Programming (Lesson one ) 这篇文是记载 MIT 计算机科学及编程导论 第一集 的笔记 Lesson one : Goals of the course;what is computation;introduction to data types,operators,and variables 一 讲解课程的任务.课程目标 目标 像一个计算机科学家一样思考 都能够读写程序 tacking t…

Today at the lesson Vitya learned a very interesting function - mex. Mex of a sequence of numbers is the minimum non-negative number that is not present in the sequence as element. For example, mex([4, 33, 0, 1, 1, 5]) = 2 and mex([1, 2, 3]) = 0. Vit…

SpagoBI Lesson 5: Creating a dashboard with BIRT and SpagoBI Creating a dashboard with BIRT and SpagoBI In this chapter, we will be creating a dashboard using the BIRT reporting engine and then we will host it in the SpagoBI server. Assume that the b…

题意: Today at the lesson Vitya learned a very interesting function - mex. Mex of a sequence of numbers is the minimum non-negative number that is not present in the sequence as element. For example, mex([4, 33, 0, 1, 1, 5]) = 2 and mex([1, 2, 3]) = 0.…

Text After I had had lunch at a village pub, I looked for my bag. I had left it on a chair beside the door and now it wasn't there! As I looking for it, the landlord came in. 'Did you have a good meal?' he asked. 'Yes, thank you,' I answered, 'but I…

在Java位运算总结-leetcode题目博文中总结了Java提供的按位运算操作符,今天又碰到LeetCode中一道按位操作的题目 Given a range [m, n] where 0 <= m <= n <= 2147483647, return the bitwise AND of all numbers in this range, inclusive. For example, given the range [5, 7], you should return 4. 题意:…

Sum of Consecutive Prime Numbers Time Limit: 1000MS   Memory Limit: 65536K Total Submissions: 20050   Accepted: 10989 Description Some positive integers can be represented by a sum of one or more consecutive prime numbers. How many such representatio…