C++ Operators

Introduction

Operators perform math and comparisons: +, -, *, /, ==, <, >, and logical AND/OR.

Syntax

Basic Example

Code Explanation

1. Read the code top to bottom
2. Identify inputs and outputs
3. Run it locally and change one line

Real-World Usage

Operators appears in everyday C++ projects — apps, scripts, sites, and tools.

• Production codebases
• Open-source libraries
• Interview questions
• Your own side projects

Common Mistakes

Copy-pasting without typing. Your fingers need the repetition.

Ignoring error messages. They usually point to the exact line.

Best Practices

• Type every example yourself instead of only reading
• Change values in the sample code and see what breaks
• Fix errors yourself before peeking at solutions

Tips

Tip: Keep a notes file with syntax snippets you use often for Operators.

Summary

1. You studied Operators in C++.
2. Practice with the exercises at the bottom of this page.
3. Move to the next lesson when you can write the examples from memory.