How to Swap Two Values Using Reference in C++
In this C++ problem-solving lesson, you will learn how to swap two numbers step by step.
We first print the numbers as they are, then swap their values, and finally print the result after swapping.
In this lesson, you will learn how to:
Read two numbers from the user.
Pass numbers by reference in a swap procedure.
Use a temporary variable to swap the values correctly.
Print the values before and after swapping.
Understand the logic behind swapping values in C++.
This lesson is beginner-friendly and helps you understand one of the most common programming exercises in C++.
This's lesson No.5 of Course 3: Problem Solving for Programmers using C++ (part 1) – Beginner Track
► Full programming roadmap (start here): • How to Start Programming in 2026 (Beginner...
► Join the RPS community on Telegram:
http://t.me/RPSDiscussionChannel
#cplusplus #cpp #swap #beginners #coding #problemsolving #realprogrammingschool