August 2021
Intermediate to advanced
450 pages
9h 36m
Chinese
Content preview from C++程序设计：原理与实践（基础篇）（原书第2版）Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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第4章 计算
如果不要求结果的正确性，我可以让程序运行得任意快。
——Gerald M.Weinberg
本章将介绍一些与计算相关的基本概念。我们将着重讨论如何通过一系列指令来计算一个数值量（表达式，expression）；如何在可替代运算中进行选择（Selection）；如何对一系列数据进行重复计算（迭代，Iteration）。此外，我们还将介绍一种可以专门划分出来并命名的子计算（函数，Function）。本章内容的核心是通过介绍表达计算的良好方法，能形成正确而且规范的程序。为了让读者更好地理解计算，我们将引入vector（向量）类型来表示数据序列。
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.