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Constant | Variables
Introduction to C++
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Зміст курсу

Introduction to C++

Introduction to C++

1. Basics
2. Variables
3. Conditional Statements
4. Loops
5. Intro to Arrays

bookConstant

In the previous chapters, we printed some expressions. However, what to do if we need to store these expressions for future usage? In C++ (like in other programming languages) there are containers to keep data - variables. For each type of data (numbers, strings, characters) there is a type of variable.

Let’s take a look at the most often used types:

The variable x will always be 42 and nobody can change it. The following code would cause an error:

You should declare variables as constants if you are sure that they will probably never change:

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Define the variable secondsPerMinute as const varible:

;

Натисніть або перетягніть елементи та заповніть пропуски

Все було зрозуміло?

Як ми можемо покращити це?

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