2. Introduction to C++ Programming

Objectives

In this chapter you'll learn: To write simple computer programs in C++. To write simple input and output statements. To use fundamental types. To use arithmetic operators. The precedence of arithmetic operators. To write simple decision-making statements.

What's in a name? that which we call a rose By any other name would smell as sweet.

—William Shakespeare

When faced with a decision, I always ask, "What would be the most fun?"

—Peggy Walker

"Take some more tea," the March Hare said to Alice, very earnestly. "I've had nothing yet," Alice replied in an offended tone: "so I can't take more." "You mean you can't take less," said the Hatter: "it's very easy to take more than nothing."

—Lewis Carroll

High thoughts must have high language.

—Aristophanes

Outline

2.1 Introduction 2.2 First Program in C++: Printing a Line of Text 2.3 Modifying Our First C++ Program 2.4 Another C++ Program: Adding Integers 2.5 Arithmetic 2.6 Decision Making: Equality and Relational Operators 2.7 (Optional) Software Engineering Case Study: Examining the ATM Requirements Specification 2.8 Wrap-Up